(2017 SL16)OBJECT DETAIL
IDENTITY
ID
3781897
MAG (H)
25.92
DIAMETER
0.017 – 0.039 km
HAZARD
no
ORBITAL ELEMENTS
ORBIT
16
OBSERVED
2017-09-24 → 2021-10-05
OBSERVATIONS
76
PERIOD
362.98 days
ECCENTRICITY
0.152
INCLINATION
8.80°
ORBIT DIAGRAM
Sun-centered map with AU grid. The asteroid orbit is drawn with its real eccentricity. Click any close-approach date below to highlight the encounter point on the map.
Orbital period: 363 days. Animation: 1 full revolution = 20 s real time.
Sun (focus)Earth orbit (1 AU)Earth (animated, 365.25 d period)NEO orbitNEO position (animated, 1 cycle = 20 s)Perihelion (q): closest to SunAphelion (Q): farthest from SunTime tick: quarter-period intervalAU grid ring
CLOSE APPROACHES
103 recorded close approaches. Click any date to highlight that encounter on the orbit diagram above.
| Date | Velocity (km/s) | Miss (km) | LD | Body |
|---|---|---|---|---|
| 1900-10-02 | 16.83 | 523,818,55 | 145.14 | Earth |
| 1901-10-04 | 18.38 | 164,087,36 | 165.85 | Earth |
| 1902-10-07 | 19.99 | 269,008,17 | 186.70 | Earth |
| 1990-02-15 | 19.47 | 161,895,86 | 178.38 | Earth |
| 1991-02-18 | 17.82 | 321,364,06 | 157.22 | Earth |
| 1992-02-21 | 16.22 | 199,453,25 | 136.14 | Earth |
| 1993-02-23 | 14.63 | 062,543,44 | 115.31 | Earth |
| 1994-02-25 | 13.11 | 063,885,63 | 95.14 | Earth |
| 1995-02-28 | 11.66 | 979,330,92 | 75.50 | Earth |
| 1996-03-02 | 10.28 | 570,768,12 | 56.86 | Earth |
| 1997-03-05 | 9.07 | 036,473,51 | 39.98 | Earth |
| 1998-03-08 | 8.00 | 267,769,9 | 25.92 | Earth |
| 1999-03-11 | 7.19 | 981,116,6 | 17.19 | Earth |
| 2000-03-13 | 6.57 | 424,351,6 | 16.00 | Earth |
| 2001-03-16 | 6.08 | 278,350,8 | 20.94 | Earth |
| 2002-03-21 | 5.61 | 290,875,11 | 30.11 | Earth |
| 2003-03-29 | 5.36 | 593,878,51 | 41.29 | Earth |
| 2004-04-08 | 5.38 | 963,222,02 | 52.58 | Earth |
| 2005-04-21 | 5.54 | 230,350,42 | 62.55 | Earth |
| 2006-01-13 | 4.27 | 561,039,23 | 85.63 | Earth |
| 2006-05-05 | 5.67 | 056,312,72 | 70.76 | Earth |
| 2006-12-29 | 4.58 | 056,174,43 | 89.64 | Earth |
| 2007-05-17 | 5.71 | 575,116,92 | 77.00 | Earth |
| 2007-12-16 | 4.82 | 716,779,43 | 90.95 | Earth |
| 2008-05-29 | 5.66 | 705,912,13 | 81.18 | Earth |
| 2008-12-04 | 4.99 | 750,526,43 | 90.04 | Earth |
| 2009-06-11 | 5.51 | 367,020,23 | 83.26 | Earth |
| 2009-11-22 | 5.09 | 688,974,33 | 87.06 | Earth |
| 2010-06-24 | 5.23 | 238,579,13 | 83.15 | Earth |
| 2010-11-11 | 5.13 | 578,465,13 | 82.08 | Earth |
| 2011-07-09 | 4.83 | 404,959,03 | 80.50 | Earth |
| 2011-10-31 | 5.10 | 754,398,82 | 75.13 | Earth |
| 2012-07-29 | 4.33 | 695,766,82 | 74.54 | Earth |
| 2012-10-19 | 5.01 | 551,474,52 | 66.24 | Earth |
| 2013-10-07 | 4.92 | 300,812,12 | 55.17 | Earth |
| 2014-09-27 | 4.97 | 257,414,61 | 42.68 | Earth |
| 2015-09-23 | 5.28 | 931,756,11 | 30.31 | Earth |
| 2016-09-21 | 5.72 | 817,955,7 | 19.66 | Earth |
| 2017-09-20 | 6.16 | 124,085,4 | 11.91 | Earth |
| 2018-09-20 | 6.42 | 733,262,3 | 8.48 | Earth |
| 2019-09-21 | 6.47 | 117,130,3 | 7.88 | Earth |
| 2020-09-20 | 6.40 | 926,893,3 | 8.84 | Earth |
| 2021-09-20 | 6.12 | 263,398,4 | 12.72 | Earth |
| 2022-09-21 | 5.71 | 470,919,7 | 20.59 | Earth |
| 2023-09-23 | 5.30 | 945,900,21 | 31.23 | Earth |
| 2024-09-28 | 5.04 | 645,156,61 | 43.30 | Earth |
| 2025-10-07 | 5.00 | 766,781,12 | 55.09 | Earth |
| 2026-07-28 | 4.25 | 403,283,92 | 76.40 | Earth |
| 2026-10-19 | 5.08 | 506,002,52 | 65.53 | Earth |
| 2027-07-07 | 4.80 | 484,896,13 | 82.43 | Earth |
| 2027-10-31 | 5.15 | 926,694,82 | 74.10 | Earth |
| 2028-05-11 | 6.21 | 311,631,22 | 57.56 | Venus |
| 2028-06-21 | 5.26 | 723,017,23 | 85.06 | Earth |
| 2028-11-11 | 5.12 | 587,530,13 | 80.70 | Earth |
| 2029-06-08 | 5.61 | 337,557,23 | 85.17 | Earth |
| 2029-11-23 | 5.01 | 893,037,23 | 85.11 | Earth |
| 2030-05-27 | 5.83 | 534,010,23 | 83.24 | Earth |
| 2030-12-05 | 4.82 | 259,206,33 | 87.38 | Earth |
| 2031-05-16 | 5.95 | 295,155,03 | 79.44 | Earth |
| 2031-12-19 | 4.54 | 439,285,33 | 87.33 | Earth |
| 2032-05-04 | 5.96 | 341,314,82 | 73.88 | Earth |
| 2033-01-04 | 4.14 | 848,764,23 | 84.43 | Earth |
| 2033-04-22 | 5.88 | 561,826,52 | 66.64 | Earth |
| 2034-04-11 | 5.74 | 424,413,22 | 58.02 | Earth |
| 2035-03-31 | 5.64 | 055,216,81 | 48.40 | Earth |
| 2036-03-21 | 5.67 | 058,467,41 | 38.39 | Earth |
| 2037-03-14 | 5.93 | 384,602,11 | 29.14 | Earth |
| 2038-03-10 | 6.38 | 844,047,8 | 22.73 | Earth |
| 2039-03-06 | 6.96 | 208,362,8 | 21.49 | Earth |
| 2040-03-02 | 7.73 | 468,154,01 | 27.18 | Earth |
| 2041-02-27 | 8.71 | 116,189,41 | 38.96 | Earth |
| 2042-02-24 | 9.86 | 213,148,02 | 54.19 | Earth |
| 2043-02-21 | 11.15 | 901,684,72 | 71.47 | Earth |
| 2044-02-19 | 12.56 | 818,556,43 | 90.12 | Earth |
| 2045-02-15 | 14.03 | 862,951,24 | 109.63 | Earth |
| 2046-02-13 | 15.55 | 824,068,94 | 129.65 | Earth |
| 2047-02-11 | 17.11 | 651,906,75 | 149.80 | Earth |
| 2048-02-08 | 18.70 | 351,704,56 | 170.08 | Earth |
| 2049-02-05 | 20.27 | 707,862,37 | 190.52 | Earth |
| 2089-11-23 | 6.10 | 591,417,12 | 56.46 | Venus |
| 2135-10-07 | 20.03 | 480,424,27 | 188.32 | Earth |
| 2136-10-04 | 18.47 | 586,565,46 | 167.89 | Earth |
| 2137-10-02 | 16.91 | 328,337,65 | 147.53 | Earth |
| 2138-09-30 | 15.39 | 022,419,84 | 127.19 | Earth |
| 2139-09-29 | 13.90 | 276,641,14 | 106.99 | Earth |
| 2140-09-26 | 12.44 | 683,045,33 | 87.22 | Earth |
| 2141-09-25 | 11.06 | 262,341,62 | 67.98 | Earth |
| 2142-09-23 | 9.79 | 926,280,91 | 49.62 | Earth |
| 2143-09-22 | 8.63 | 948,165,21 | 32.66 | Earth |
| 2144-09-21 | 7.69 | 604,151,7 | 18.60 | Earth |
| 2145-09-21 | 7.09 | 328,686,3 | 9.59 | Earth |
| 2146-09-21 | 6.85 | 171,097,2 | 7.26 | Earth |
| 2147-09-21 | 6.91 | 252,310,3 | 7.84 | Earth |
| 2148-09-20 | 7.35 | 707,941,5 | 13.39 | Earth |
| 2149-09-21 | 8.12 | 915,287,9 | 25.44 | Earth |
| 2150-09-22 | 9.18 | 185,408,51 | 41.10 | Earth |
| 2151-09-24 | 10.37 | 093,265,22 | 58.67 | Earth |
| 2152-09-25 | 11.70 | 341,658,92 | 77.64 | Earth |
| 2153-09-27 | 13.14 | 096,954,73 | 97.41 | Earth |
| 2154-09-29 | 14.60 | 142,381,54 | 117.49 | Earth |
| 2155-10-01 | 16.13 | 497,910,35 | 137.87 | Earth |
| 2156-10-03 | 17.66 | 277,159,06 | 158.49 | Earth |
| 2157-10-05 | 19.24 | 441,519,86 | 179.20 | Earth |