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
2019-09-12 02:04:56 C 17 11 57.63 +51 46 35.4 u H21
2019-09-12 02:08:08 C 17 11 57.88 +51 46 33.5 u H21
2019-09-19 04:37:57 C 17 26 37.46 +50 13 44.2 V 703
2019-09-19 04:45:52 C 17 26 38.13 +50 13 39.5 V 703
2019-09-19 04:53:48 C 17 26 38.85 +50 13 35.6 V 703
2019-09-19 05:01:43 C 17 26 39.51 +50 13 31.1 V 703
2019-09-23 03:00:20 C 17 35 08.92 +49 21 27.6 U I41
2019-09-23 03:26:20 C 17 35 11.25 +49 21 13.2 U I41
2019-09-23 06:13:39 C 17 35 26.42 +49 19 38.0 U I41
2019-09-23 06:40:54 C 17 35 28.91 +49 19 22.3 U I41
2019-09-28 07:01:18 C 17 46 43.95 +48 11 57.2 V T08
2019-09-28 07:05:22 C 17 46 44.40 +48 11 55.2 V T08
2019-09-28 07:13:23 C 17 46 44.70 +48 11 54.1 V T08
2019-09-28 07:28:08 C 17 46 46.43 +48 11 42.7 V T08
2019-09-28 19:32:20 C 17 47 55.63 +48 04 53.6 19.7 q 122
2019-09-28 19:56:15 C 17 47 57.86 +48 04 40.0 20.0 q 122
2019-09-28 20:19:37 C 17 48 00.17 +48 04 26.5 19.4 q 122
2019-10-01 03:48:39 C 17 53 19.96 +47 33 08.1 V 703
2019-10-01 03:56:30 C 17 53 20.81 +47 33 03.0 V 703
2019-10-01 04:04:22 C 17 53 21.57 +47 32 58.3 V 703
2019-10-01 04:12:12 C 17 53 22.22 +47 32 53.8 V 703
2019-10-04 03:45:50 C 18 00 21.23 +46 52 22.6 V 703
2019-10-04 03:53:30 C 18 00 21.94 +46 52 19.2 V 703
2019-10-04 04:01:10 C 18 00 22.77 +46 52 14.5 V 703
2019-10-04 04:08:50 C 18 00 23.50 +46 52 08.9 V 703
2019-10-07 02:41:25 C 18 07 22.79 +46 12 11.5 V G96
2019-10-07 02:48:59 C 18 07 23.53 +46 12 06.9 V G96
2019-10-07 02:56:30 C 18 07 24.29 +46 12 02.7 V G96
2019-10-07 03:04:02 C 18 07 25.04 +46 11 58.5 V G96
2019-10-09 05:24:16 C 18 12 27.618 +45 43 27.39 U F52
2019-10-09 05:41:55 C 18 12 29.344 +45 43 17.20 U F52
2019-10-09 05:59:31 C 18 12 31.114 +45 43 07.19 U F52
2019-10-09 06:17:09 C 18 12 32.861 +45 42 57.09 U F52
2019-10-10 04:18:56 C 18 14 45.98 +45 30 26.6 V 703
2019-10-10 04:25:50 C 18 14 46.65 +45 30 22.5 V 703
2019-10-10 04:32:45 C 18 14 47.46 +45 30 17.6 V 703
2019-10-18 03:16:56 C 18 34 18.77 +43 42 41.4 V G96
2019-10-18 03:24:31 C 18 34 19.51 +43 42 37.5 V G96
2019-10-18 03:32:06 C 18 34 20.29 +43 42 33.2 V G96
2019-10-18 03:39:40 C 18 34 21.08 +43 42 28.7 V G96
2019-10-21 03:56:34 C 18 41 51.63 +43 02 02.9 V 703
2019-10-21 04:04:26 C 18 41 52.54 +43 01 58.1 V 703
2019-10-21 04:20:09 C 18 41 54.07 +43 01 49.6 V 703
2019-10-22 05:31:48 C 18 44 32.078 +42 47 51.01 U F51
2019-10-22 05:49:08 C 18 44 33.867 +42 47 41.23 U F51
2019-10-22 06:06:31 C 18 44 35.658 +42 47 31.43 U F51
2020-10-11 07:46:28 C 03 07 30.23 +33 21 32.7 V G96
2020-10-11 07:53:56 C 03 07 29.88 +33 21 29.6 V G96
2020-10-11 08:01:26 C 03 07 29.57 +33 21 27.0 V G96
2020-10-11 08:08:55 C 03 07 29.23 +33 21 24.3 V G96