IAA RAS IAA Minor Planet Database

2009 SK104

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6061892759 ± 7.46e-09
Semi-major axis (a)2.7904313170 AU ± 1.58e-08
Inclination (i)4.19114746° ± 1.74e-06
Long. of Asc. Node (Ω)323.10842384° ± 2.63e-05
Arg. of Perihelion (ω)291.81873378° ± 3.02e-05
Mean Anomaly (M)223.41712385° ± 5.26e-06
Mean Motion (n)0.2114488221°/day ± 1.80e-09
Perihelion dist (q)1.09890178 AU ± 2.17e-08
Aphelion dist (Q)4.48196086 AU ± 3.29e-08
Orbital Period4.66129948 yr ± 3.97e-08
Physical Parameters
H (abs. magnitude)19.51
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.390″
Uncertainty0
Orbit TypeAmor
MOID0.108769 AU
Observations Used358
Oppositions7
Arc Total2009-2018
First Observation Used2009-09-25
Last Observation Used2018-08-14
Observations (508)
Date Type RA Dec Mag Band Observatory
2018-07-27 23:44:42 S 21 48 05.126 -20 59 50.75 – V C57
2018-07-27 23:44:42 s 1 +102465.51 5 +233825.17 0.817 – C57
2018-07-28 00:14:42 S 21 48 03.300 -20 59 19.10 – V C57
2018-07-28 00:14:42 s 1 +101599.52 7 +235633.79 0.282 – C57
2018-07-28 04:14:42 S 21 47 50.710 -20 55 08.80 – V C57
2018-07-28 04:14:42 s 1 +94460.566 0 +249604.57 0.977 – C57
2018-07-28 04:44:42 S 21 47 49.181 -20 54 37.51 – V C57
2018-07-28 04:44:42 s 1 +93543.538 0 +251289.55 0.214 – C57
2018-07-28 05:14:42 S 21 47 47.556 -20 54 05.47 – V C57
2018-07-28 05:14:42 s 1 +92621.394 0 +252961.10 0.727 – C57
2018-07-28 05:44:42 S 21 47 46.178 -20 53 33.22 – V C57
2018-07-28 05:44:42 s 1 +91694.237 0 +254619.26 0.593 – C57
2018-07-28 06:14:42 S 21 47 44.410 -20 53 02.51 – V C57
2018-07-28 06:14:42 s 1 +90762.170 0 +256264.11 0.889 – C57
2018-07-28 06:44:42 S 21 47 43.080 -20 52 31.55 – V C57
2018-07-28 06:44:42 s 1 +89825.290 0 +257895.70 0.689 – C57
2018-07-28 07:14:42 S 21 47 41.474 -20 52 00.73 – V C57
2018-07-28 07:14:42 s 1 +88883.697 0 +259514.09 0.068 – C57
2018-07-28 07:44:42 S 21 47 39.907 -20 51 29.20 – V C57
2018-07-28 07:44:42 s 1 +87937.486 0 +261119.33 0.096 – C57
2018-07-28 08:44:42 S 21 47 36.842 -20 50 28.14 – V C57
2018-07-28 08:44:42 s 1 +86031.587 0 +264290.60 0.388 – C57
2018-07-28 09:14:42 S 21 47 35.208 -20 49 52.64 – V C57
2018-07-28 09:14:42 s 1 +85072.082 0 +265856.74 0.79 – C57
2018-07-28 09:44:42 S 21 47 33.934 -20 49 28.81 – V C57
2018-07-28 09:44:42 s 1 +84108.326 0 +267409.96 0.121 – C57
2018-07-28 10:14:42 S 21 47 32.395 -20 48 51.01 – V C57
2018-07-28 10:14:42 s 1 +83140.407 0 +268950.32 0.446 – C57
2018-07-28 10:44:42 S 21 47 30.629 -20 48 18.72 – V C57
2018-07-28 10:44:42 s 1 +82168.412 0 +270477.86 0.831 – C57
2018-07-28 11:14:42 S 21 47 29.172 -20 47 52.44 – V C57
2018-07-28 11:14:42 s 1 +81192.425 0 +271992.65 0.342 – C57
2018-07-28 12:44:42 S 21 47 24.696 -20 46 13.76 – V C57
2018-07-28 12:44:42 s 1 +78241.336 0 +276461.02 0.254 – C57
2018-07-28 14:14:42 S 21 47 20.369 -20 44 40.06 – V C57
2018-07-28 14:14:42 s 1 +75257.233 0 +280816.49 0.52 – C57
2018-07-28 14:44:42 S 21 47 19.008 -20 44 11.58 – V C57
2018-07-28 14:44:42 s 1 +74255.555 0 +282243.47 0.631 – C57
2018-07-28 15:14:42 S 21 47 17.616 -20 43 38.53 – V C57
2018-07-28 15:14:42 s 1 +73250.513 0 +283658.11 0.348 – C57
2018-07-28 16:14:42 S 21 47 14.969 -20 42 31.90 – V C57
2018-07-28 16:14:42 s 1 +71230.627 0 +286450.58 8270.0 – C57
2018-07-28 19:44:42 S 21 47 05.002 -20 38 58.02 – V C57
2018-07-28 19:44:42 s 1 +64065.375 0 +295842.86 1030.0 – C57
2018-07-28 20:14:42 S 21 47 03.672 -20 38 25.01 – V C57
2018-07-28 20:14:42 s 1 +63030.507 0 +297136.83 8440.0 – C57
2018-07-28 20:44:42 S 21 47 02.129 -20 37 57.61 – V C57
2018-07-28 20:44:42 s 1 +61993.013 0 +298418.98 7660.0 – C57
2018-07-28 21:14:42 S 21 47 00.994 -20 37 24.78 – V C57
2018-07-28 21:14:42 s 1 +60952.956 0 +299689.38 9170.0 – C57