112221 (2002 KH4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4434777110 ± 8.21e-09
Semi-major axis (a)2.2713852011 AU ± 3.99e-09
Inclination (i)58.67104530° ± 1.07e-06
Long. of Asc. Node (Ω)230.06015086° ± 1.07e-06
Arg. of Perihelion (ω)356.57689963° ± 1.97e-06
Mean Anomaly (M)335.69160500° ± 2.50e-06
Mean Motion (n)0.2879228207°/day ± 7.58e-10
Perihelion dist (q)1.26407649 AU ± 1.88e-08
Aphelion dist (Q)3.27869391 AU ± 1.95e-08
Orbital Period3.42323085 yr ± 9.02e-09
Physical Parameters
H (abs. magnitude)15.52
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.038″
Uncertainty0
Orbit TypeAmor
MOID0.254201 AU
Observations Used831
Gaia Obs Used94
Oppositions15
Arc Total1995-2016
First Observation Used1995-07-01
Last Observation Used2025-01-19
Observations (1060)
Date Type RA Dec Mag Band Observatory
2019-08-05 09:55:30 C 16 17 27.53 +59 04 01.6 V T05
2019-08-12 03:52:12 C 16 23 31.20 +57 54 54.0 U I41
2019-08-12 04:19:56 C 16 23 32.34 +57 54 41.5 U I41
2019-08-12 06:18:12 C 16 23 37.20 +57 53 47.7 U I41
2019-08-12 06:20:53 C 16 23 37.33 +57 53 46.6 U I41
2019-08-14 07:26:48 C 16 25 51.117 +57 31 50.67 U F51
2019-08-14 07:41:18 C 16 25 51.775 +57 31 44.25 U F51
2019-08-14 07:55:46 C 16 25 52.412 +57 31 37.42 U F51
2019-08-14 08:10:14 C 16 25 53.051 +57 31 30.66 U F51
2019-08-16 03:14:28 S 16 27 47.198 +57 10 12.18 V C57
2019-08-16 03:14:28 s 1 +137516.45 1 +55791.199 7590.0 C57
2019-08-16 05:14:28 S 16 27 53.261 +57 09 01.01 V C57
2019-08-16 05:14:28 s 1 +140180.95 6 +68620.011 4030.0 C57
2019-08-16 07:14:28 S 16 28 00.432 +57 07 54.05 V C57
2019-08-16 07:14:28 s 1 +142177.27 6 +81122.044 9460.0 C57
2019-08-16 08:44:28 S 16 28 05.095 +57 07 07.93 V C57
2019-08-16 08:44:28 s 1 +143283.23 8 +90277.848 4330.0 C57
2019-08-16 10:44:28 S 16 28 11.738 +57 06 02.52 V C57
2019-08-16 10:44:28 s 1 +144290.59 5 +102187.92 6490.0 C57
2019-08-16 11:44:28 S 16 28 14.237 +57 05 28.03 V C57
2019-08-16 11:44:28 s 1 +144610.87 4 +108015.31 7540.0 C57
2019-08-16 12:44:28 S 16 28 17.582 +57 04 59.23 V C57
2019-08-16 12:44:28 s 1 +144817.89 2 +113757.94 6870.0 C57
2019-08-16 14:14:28 S 16 28 22.606 +57 04 11.60 V C57
2019-08-16 14:14:28 s 1 +144929.40 2 +122214.04 9950.0 C57
2019-08-16 14:44:28 S 16 28 24.449 +57 03 58.97 V C57
2019-08-16 14:44:28 s 1 +144916.33 8 +124990.95 7110.0 C57
2019-08-16 15:44:28 S 16 28 27.554 +57 03 25.81 V C57
2019-08-16 15:44:28 s 1 +144818.82 3 +130482.64 3290.0 C57
2019-08-17 03:44:28 S 16 29 08.042 +56 57 14.26 V C57
2019-08-17 03:44:28 s 1 +137681.08 6 +190239.50 8330.0 C57
2019-08-17 08:44:28 S 16 29 24.629 +56 54 42.55 V C57
2019-08-17 08:44:28 s 1 +132252.71 6 +212040.15 7120.0 C57
2019-08-17 09:14:28 S 16 29 26.604 +56 54 28.98 V C57
2019-08-17 09:14:28 s 1 +131649.43 8 +214127.69 2340.0 C57
2019-08-17 09:44:28 S 16 29 27.883 +56 54 09.29 V C57
2019-08-17 09:44:28 s 1 +131036.07 6 +216198.86 6900.0 C57
2019-08-17 10:44:28 S 16 29 31.246 +56 53 44.95 V C57
2019-08-17 10:44:28 s 1 +129779.92 8 +220292.51 6880.0 C57
2019-08-17 11:44:28 S 16 29 35.033 +56 53 16.62 V C57
2019-08-17 11:44:28 s 1 +128485.87 1 +224321.96 2560.0 C57
2019-08-17 13:44:28 S 16 29 42.108 +56 52 14.16 V C57
2019-08-17 13:44:28 s 1 +125790.04 6 +232191.60 1810.0 C57
2019-08-17 14:14:28 S 16 29 44.018 +56 51 54.04 V C57
2019-08-17 14:14:28 s 1 +125094.68 7 +234120.18 610.0 C57
2019-08-17 15:14:28 S 16 29 46.627 +56 51 25.13 V C57
2019-08-17 15:14:28 s 1 +123679.46 4 +237931.41 6070.0 C57
2019-08-17 17:44:28 S 16 29 56.165 +56 50 06.72 V C57
2019-08-17 17:44:28 s 1 +120005.78 3 +247196.13 4520.0 C57
2019-08-17 18:14:28 S 16 29 57.259 +56 49 54.84 V C57