Asteroids Near Earth

Asteroid 2017 SP21

2017 SP21 asteroid magnitude is 27.8 H and asteroid diameter is between 7 and 16 meters. Asteroid 2017 SP21 closest near miss earth distance is 1,273,607 kilometers on 30 September 2017.

Magnitude27.8 H
Diameter min.7.32 meters
Diameter max.16.37 meters
EquinoxJ2000
Orbit Uncertainty5 U
Orbital Period354.91 days
Min. Orbit Intersection.00829734
Mean Anomaly316.066439
Mean Motion1.014353
Semi-major Axis0.981017 au
Eccentricity0.139071
Is Hazardous?No
Jupiter Tisserand invariant6.148
Inclination11.191882 deg
Ascending Node Longitude188.251215 deg
Perihelion Distance0.844586 au
Perihelion Argument69.258051 deg
Perihelion Time2458643.811891 JED
Aphelion Distance1.117448 au
Orbit Determination Date 7 October 2017
Epoch Osculation Date2458600.5

List of Asteroid 2017 SP21 Close Approaches to Earth

List of approaches near Earth of asteroid 2017 SP21 with distance and velocity information.

17 February 2126

Distance63,113,420 km
Distance (miles)39,216,861 mi
Lunar Distance164.114105 LD
Astronomical Distance0.421887 AU
Velocity (km per hour)65,309 km/h
Velocity (meters per second)18,141 m/s
Orbiting BodyEarth

26 February 2125

Distance37,611,280 km
Distance (miles)23,370,566 mi
Lunar Distance97.800774 LD
Astronomical Distance0.251416 AU
Velocity (km per hour)47,449 km/h
Velocity (meters per second)13,180 m/s
Orbiting BodyEarth

14 February 2091

Distance69,553,480 km
Distance (miles)43,218,529 mi
Lunar Distance180.860229 LD
Astronomical Distance0.464936 AU
Velocity (km per hour)69,941 km/h
Velocity (meters per second)19,428 m/s
Orbiting BodyEarth

23 February 2090

Distance44,801,740 km
Distance (miles)27,838,511 mi
Lunar Distance116.498154 LD
Astronomical Distance0.299481 AU
Velocity (km per hour)52,416 km/h
Velocity (meters per second)14,560 m/s
Orbiting BodyEarth

5 March 2089

Distance20,897,480 km
Distance (miles)12,985,092 mi
Lunar Distance54.339809 LD
Astronomical Distance0.139691 AU
Velocity (km per hour)36,302 km/h
Velocity (meters per second)10,084 m/s
Orbiting BodyEarth

21 March 2088

Distance11,168,694 km
Distance (miles)6,939,905 mi
Lunar Distance29.042006 LD
Astronomical Distance0.074658 AU
Velocity (km per hour)25,193 km/h
Velocity (meters per second)6,998 m/s
Orbiting BodyEarth

28 April 2087

Distance28,031,006 km
Distance (miles)17,417,660 mi
Lunar Distance72.889145 LD
Astronomical Distance0.187376 AU
Velocity (km per hour)23,712 km/h
Velocity (meters per second)6,587 m/s
Orbiting BodyEarth

3 October 2085

Distance17,957,552 km
Distance (miles)11,158,305 mi
Lunar Distance46.695099 LD
Astronomical Distance0.120039 AU
Velocity (km per hour)21,209 km/h
Velocity (meters per second)5,892 m/s
Orbiting BodyEarth

30 September 2084

Distance6,653,455 km
Distance (miles)4,134,265 mi
Lunar Distance17.301006 LD
Astronomical Distance0.044476 AU
Velocity (km per hour)29,511 km/h
Velocity (meters per second)8,198 m/s
Orbiting BodyEarth

6 October 2083

Distance32,905,598 km
Distance (miles)20,446,591 mi
Lunar Distance85.564568 LD
Astronomical Distance0.21996 AU
Velocity (km per hour)45,146 km/h
Velocity (meters per second)12,540 m/s
Orbiting BodyEarth

12 October 2082

Distance59,230,356 km
Distance (miles)36,804,037 mi
Lunar Distance154.016953 LD
Astronomical Distance0.39593 AU
Velocity (km per hour)62,927 km/h
Velocity (meters per second)17,480 m/s
Orbiting BodyEarth

12 February 2057

Distance72,154,952 km
Distance (miles)44,835,009 mi
Lunar Distance187.624832 LD
Astronomical Distance0.482326 AU
Velocity (km per hour)71,722 km/h
Velocity (meters per second)19,923 m/s
Orbiting BodyEarth

22 February 2056

Distance46,286,536 km
Distance (miles)28,761,120 mi
Lunar Distance120.359077 LD
Astronomical Distance0.309406 AU
Velocity (km per hour)53,353 km/h
Velocity (meters per second)14,820 m/s
Orbiting BodyEarth

5 March 2055

Distance21,312,126 km
Distance (miles)13,242,741 mi
Lunar Distance55.418015 LD
Astronomical Distance0.142463 AU
Velocity (km per hour)36,458 km/h
Velocity (meters per second)10,127 m/s
Orbiting BodyEarth

22 March 2054

Distance11,649,921 km
Distance (miles)7,238,925 mi
Lunar Distance30.293341 LD
Astronomical Distance0.077875 AU
Velocity (km per hour)25,095 km/h
Velocity (meters per second)6,971 m/s
Orbiting BodyEarth

1 May 2053

Distance28,988,784 km
Distance (miles)18,012,795 mi
Lunar Distance75.379662 LD
Astronomical Distance0.193778 AU
Velocity (km per hour)23,816 km/h
Velocity (meters per second)6,616 m/s
Orbiting BodyEarth

25 November 2052

Distance34,731,952 km
Distance (miles)21,581,434 mi
Lunar Distance90.313652 LD
Astronomical Distance0.232169 AU
Velocity (km per hour)18,466 km/h
Velocity (meters per second)5,130 m/s
Orbiting BodyEarth

27 June 2052

Distance36,842,200 km
Distance (miles)22,892,682 mi
Lunar Distance95.800934 LD
Astronomical Distance0.246275 AU
Velocity (km per hour)18,401 km/h
Velocity (meters per second)5,111 m/s
Orbiting BodyEarth

2 October 2051

Distance14,676,597 km
Distance (miles)9,119,615 mi
Lunar Distance38.16362 LD
Astronomical Distance0.098107 AU
Velocity (km per hour)21,653 km/h
Velocity (meters per second)6,015 m/s
Orbiting BodyEarth

1 October 2050

Distance11,104,439 km
Distance (miles)6,899,978 mi
Lunar Distance28.874922 LD
Astronomical Distance0.074229 AU
Velocity (km per hour)31,868 km/h
Velocity (meters per second)8,852 m/s
Orbiting BodyEarth

6 October 2049

Distance37,746,256 km
Distance (miles)23,454,436 mi
Lunar Distance98.151756 LD
Astronomical Distance0.252318 AU
Velocity (km per hour)48,378 km/h
Velocity (meters per second)13,438 m/s
Orbiting BodyEarth

13 October 2048

Distance64,261,208 km
Distance (miles)39,930,063 mi
Lunar Distance167.098709 LD
Astronomical Distance0.42956 AU
Velocity (km per hour)66,549 km/h
Velocity (meters per second)18,486 m/s
Orbiting BodyEarth

18 February 2023

Distance58,445,700 km
Distance (miles)36,316,474 mi
Lunar Distance151.976608 LD
Astronomical Distance0.390685 AU
Velocity (km per hour)61,954 km/h
Velocity (meters per second)17,210 m/s
Orbiting BodyEarth

27 February 2022

Distance32,435,586 km
Distance (miles)20,154,539 mi
Lunar Distance84.342392 LD
Astronomical Distance0.216818 AU
Velocity (km per hour)43,881 km/h
Velocity (meters per second)12,189 m/s
Orbiting BodyEarth

13 March 2021

Distance10,835,086 km
Distance (miles)6,732,610 mi
Lunar Distance28.174522 LD
Astronomical Distance0.072428 AU
Velocity (km per hour)28,908 km/h
Velocity (meters per second)8,030 m/s
Orbiting BodyEarth

10 April 2020

Distance21,616,286 km
Distance (miles)13,431,737 mi
Lunar Distance56.208923 LD
Astronomical Distance0.144496 AU
Velocity (km per hour)23,767 km/h
Velocity (meters per second)6,602 m/s
Orbiting BodyEarth

31 May 2019

Distance35,402,596 km
Distance (miles)21,998,153 mi
Lunar Distance92.057533 LD
Astronomical Distance0.236652 AU
Velocity (km per hour)21,945 km/h
Velocity (meters per second)6,096 m/s
Orbiting BodyEarth

15 October 2018

Distance25,316,930 km
Distance (miles)15,731,211 mi
Lunar Distance65.831718 LD
Astronomical Distance0.169233 AU
Velocity (km per hour)21,055 km/h
Velocity (meters per second)5,849 m/s
Orbiting BodyEarth

30 September 2017

Distance1,273,607 km
Distance (miles)791,383 mi
Lunar Distance3.311765 LD
Astronomical Distance0.008514 AU
Velocity (km per hour)26,333 km/h
Velocity (meters per second)7,315 m/s
Orbiting BodyEarth

3 October 2016

Distance24,250,858 km
Distance (miles)15,068,785 mi
Lunar Distance63.059612 LD
Astronomical Distance0.162107 AU
Velocity (km per hour)39,787 km/h
Velocity (meters per second)11,052 m/s
Orbiting BodyEarth

10 October 2015

Distance49,051,160 km
Distance (miles)30,478,978 mi
Lunar Distance127.547951 LD
Astronomical Distance0.327887 AU
Velocity (km per hour)56,105 km/h
Velocity (meters per second)15,585 m/s
Orbiting BodyEarth

16 October 2014

Distance73,676,704 km
Distance (miles)45,780,581 mi
Lunar Distance191.581848 LD
Astronomical Distance0.492498 AU
Velocity (km per hour)73,287 km/h
Velocity (meters per second)20,357 m/s
Orbiting BodyEarth

14 February 1988

Distance70,904,112 km
Distance (miles)44,057,773 mi
Lunar Distance184.372269 LD
Astronomical Distance0.473965 AU
Velocity (km per hour)71,095 km/h
Velocity (meters per second)19,749 m/s
Orbiting BodyEarth

22 February 1987

Distance46,528,948 km
Distance (miles)28,911,748 mi
Lunar Distance120.989433 LD
Astronomical Distance0.311027 AU
Velocity (km per hour)53,757 km/h
Velocity (meters per second)14,933 m/s
Orbiting BodyEarth

4 March 1986

Distance22,839,742 km
Distance (miles)14,191,958 mi
Lunar Distance59.390282 LD
Astronomical Distance0.152674 AU
Velocity (km per hour)37,634 km/h
Velocity (meters per second)10,454 m/s
Orbiting BodyEarth

19 March 1985

Distance10,277,840 km
Distance (miles)6,386,354 mi
Lunar Distance26.725512 LD
Astronomical Distance0.068703 AU
Velocity (km per hour)25,838 km/h
Velocity (meters per second)7,177 m/s
Orbiting BodyEarth

22 April 1984

Distance26,124,568 km
Distance (miles)16,233,054 mi
Lunar Distance67.931831 LD
Astronomical Distance0.174632 AU
Velocity (km per hour)23,719 km/h
Velocity (meters per second)6,588 m/s
Orbiting BodyEarth

24 December 1983

Distance35,938,672 km
Distance (miles)22,331,255 mi
Lunar Distance93.451485 LD
Astronomical Distance0.240235 AU
Velocity (km per hour)15,067 km/h
Velocity (meters per second)4,185 m/s
Orbiting BodyEarth

12 June 1983

Distance36,431,852 km
Distance (miles)22,637,703 mi
Lunar Distance94.73391 LD
Astronomical Distance0.243532 AU
Velocity (km per hour)20,661 km/h
Velocity (meters per second)5,739 m/s
Orbiting BodyEarth

10 October 1982

Distance22,604,150 km
Distance (miles)14,045,568 mi
Lunar Distance58.777672 LD
Astronomical Distance0.151099 AU
Velocity (km per hour)20,887 km/h
Velocity (meters per second)5,802 m/s
Orbiting BodyEarth

30 September 1981

Distance1,750,968 km
Distance (miles)1,088,001 mi
Lunar Distance4.55305 LD
Astronomical Distance0.011704 AU
Velocity (km per hour)26,995 km/h
Velocity (meters per second)7,499 m/s
Orbiting BodyEarth

4 October 1980

Distance29,951,866 km
Distance (miles)18,611,227 mi
Lunar Distance77.883972 LD
Astronomical Distance0.200216 AU
Velocity (km per hour)43,441 km/h
Velocity (meters per second)12,067 m/s
Orbiting BodyEarth

12 October 1979

Distance58,659,436 km
Distance (miles)36,449,284 mi
Lunar Distance152.532379 LD
Astronomical Distance0.392114 AU
Velocity (km per hour)62,838 km/h
Velocity (meters per second)17,455 m/s
Orbiting BodyEarth

14 February 1956

Distance65,479,400 km
Distance (miles)40,687,013 mi
Lunar Distance170.266373 LD
Astronomical Distance0.437703 AU
Velocity (km per hour)67,165 km/h
Velocity (meters per second)18,657 m/s
Orbiting BodyEarth

24 February 1955

Distance37,470,136 km
Distance (miles)23,282,863 mi
Lunar Distance97.433762 LD
Astronomical Distance0.250472 AU
Velocity (km per hour)47,361 km/h
Velocity (meters per second)13,156 m/s
Orbiting BodyEarth

10 March 1954

Distance12,852,703 km
Distance (miles)7,986,299 mi
Lunar Distance33.42094 LD
Astronomical Distance0.085915 AU
Velocity (km per hour)30,328 km/h
Velocity (meters per second)8,424 m/s
Orbiting BodyEarth

8 April 1953

Distance20,898,378 km
Distance (miles)12,985,650 mi
Lunar Distance54.342144 LD
Astronomical Distance0.139697 AU
Velocity (km per hour)23,811 km/h
Velocity (meters per second)6,614 m/s
Orbiting BodyEarth

30 May 1952

Distance35,485,712 km
Distance (miles)22,049,799 mi
Lunar Distance92.273651 LD
Astronomical Distance0.237207 AU
Velocity (km per hour)22,466 km/h
Velocity (meters per second)6,240 m/s
Orbiting BodyEarth

17 October 1951

Distance24,973,848 km
Distance (miles)15,518,030 mi
Lunar Distance64.939606 LD
Astronomical Distance0.16694 AU
Velocity (km per hour)20,838 km/h
Velocity (meters per second)5,788 m/s
Orbiting BodyEarth

30 September 1950

Distance2,441,511 km
Distance (miles)1,517,084 mi
Lunar Distance6.34867 LD
Astronomical Distance0.01632 AU
Velocity (km per hour)27,304 km/h
Velocity (meters per second)7,584 m/s
Orbiting BodyEarth

5 October 1949

Distance33,783,132 km
Distance (miles)20,991,865 mi
Lunar Distance87.846428 LD
Astronomical Distance0.225826 AU
Velocity (km per hour)46,011 km/h
Velocity (meters per second)12,781 m/s
Orbiting BodyEarth

13 October 1948

Distance65,340,272 km
Distance (miles)40,600,563 mi
Lunar Distance169.904587 LD
Astronomical Distance0.436773 AU
Velocity (km per hour)67,679 km/h
Velocity (meters per second)18,800 m/s
Orbiting BodyEarth

20 February 1927

Distance45,346,928 km
Distance (miles)28,177,275 mi
Lunar Distance117.915817 LD
Astronomical Distance0.303126 AU
Velocity (km per hour)52,749 km/h
Velocity (meters per second)14,653 m/s
Orbiting BodyEarth

6 March 1926

Distance16,453,714 km
Distance (miles)10,223,864 mi
Lunar Distance42.784664 LD
Astronomical Distance0.109986 AU
Velocity (km per hour)32,780 km/h
Velocity (meters per second)9,106 m/s
Orbiting BodyEarth

1 October 1922

Distance8,514,845 km
Distance (miles)5,290,879 mi
Lunar Distance22.141188 LD
Astronomical Distance0.056918 AU
Velocity (km per hour)30,549 km/h
Velocity (meters per second)8,486 m/s
Orbiting BodyEarth

7 October 1921

Distance40,907,880 km
Distance (miles)25,418,978 mi
Lunar Distance106.37294 LD
Astronomical Distance0.273452 AU
Velocity (km per hour)50,794 km/h
Velocity (meters per second)14,110 m/s
Orbiting BodyEarth

15 October 1920

Distance72,998,160 km
Distance (miles)45,358,954 mi
Lunar Distance189.817444 LD
Astronomical Distance0.487963 AU
Velocity (km per hour)73,137 km/h
Velocity (meters per second)20,316 m/s
Orbiting BodyEarth

15 November 1910

Distance21,981,518 km
Distance (miles)13,658,682 mi
Lunar Distance57.158638 LD
Astronomical Distance0.146937 AU
Velocity (km per hour)28,452 km/h
Velocity (meters per second)7,903 m/s
Orbiting BodyVenus

Asteroid 2017 SP21 Velocity Distance Comparison

Asteroid Pass DateVelocityDistance
17 February 212665,309 km/h63,113,420 km
26 February 212547,449 km/h37,611,280 km
14 February 209169,941 km/h69,553,480 km
23 February 209052,416 km/h44,801,740 km
5 March 208936,302 km/h20,897,480 km
21 March 208825,193 km/h11,168,694 km
28 April 208723,712 km/h28,031,006 km
3 October 208521,209 km/h17,957,552 km
30 September 208429,511 km/h6,653,455 km
6 October 208345,146 km/h32,905,598 km
12 October 208262,927 km/h59,230,356 km
12 February 205771,722 km/h72,154,952 km
22 February 205653,353 km/h46,286,536 km
5 March 205536,458 km/h21,312,126 km
22 March 205425,095 km/h11,649,921 km
1 May 205323,816 km/h28,988,784 km
25 November 205218,466 km/h34,731,952 km
27 June 205218,401 km/h36,842,200 km
2 October 205121,653 km/h14,676,597 km
1 October 205031,868 km/h11,104,439 km
6 October 204948,378 km/h37,746,256 km
13 October 204866,549 km/h64,261,208 km
18 February 202361,954 km/h58,445,700 km
27 February 202243,881 km/h32,435,586 km
13 March 202128,908 km/h10,835,086 km
10 April 202023,767 km/h21,616,286 km
31 May 201921,945 km/h35,402,596 km
15 October 201821,055 km/h25,316,930 km
30 September 201726,333 km/h1,273,607 km
3 October 201639,787 km/h24,250,858 km
10 October 201556,105 km/h49,051,160 km
16 October 201473,287 km/h73,676,704 km
14 February 198871,095 km/h70,904,112 km
22 February 198753,757 km/h46,528,948 km
4 March 198637,634 km/h22,839,742 km
19 March 198525,838 km/h10,277,840 km
22 April 198423,719 km/h26,124,568 km
24 December 198315,067 km/h35,938,672 km
12 June 198320,661 km/h36,431,852 km
10 October 198220,887 km/h22,604,150 km
30 September 198126,995 km/h1,750,968 km
4 October 198043,441 km/h29,951,866 km
12 October 197962,838 km/h58,659,436 km
14 February 195667,165 km/h65,479,400 km
24 February 195547,361 km/h37,470,136 km
10 March 195430,328 km/h12,852,703 km
8 April 195323,811 km/h20,898,378 km
30 May 195222,466 km/h35,485,712 km
17 October 195120,838 km/h24,973,848 km
30 September 195027,304 km/h2,441,511 km
5 October 194946,011 km/h33,783,132 km
13 October 194867,679 km/h65,340,272 km
20 February 192752,749 km/h45,346,928 km
6 March 192632,780 km/h16,453,714 km
1 October 192230,549 km/h8,514,845 km
7 October 192150,794 km/h40,907,880 km
15 October 192073,137 km/h72,998,160 km
15 November 191028,452 km/h21,981,518 km