IAA RAS IAA Minor Planet Database

2019 CH

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4540006350 ± 3.76e-08
Semi-major axis (a)2.2645008529 AU ± 4.81e-08
Inclination (i)4.00152387° ± 4.10e-06
Long. of Asc. Node (Ω)0.03054517° ± 2.46e-05
Arg. of Perihelion (ω)201.08985065° ± 4.17e-05
Mean Anomaly (M)339.14095714° ± 2.62e-05
Mean Motion (n)0.2892367968°/day ± 9.22e-09
Perihelion dist (q)1.23641603 AU ± 8.91e-08
Aphelion dist (Q)3.29258568 AU ± 1.10e-07
Orbital Period3.40767943 yr ± 1.09e-07
Physical Parameters
H (abs. magnitude)20.37
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-07-05
RMS Residual0.460″
Uncertainty0
Orbit TypeAmor
MOID0.235628 AU
Observations Used494
Oppositions10
Arc Total2012-2026
First Observation Used2019-02-04
Last Observation Used2026-06-14
Observations (704)
Date Type RA Dec Mag Band Observatory
2019-04-13 07:44:33 S 12 40 15.046 -12 28 49.33 – V C57
2019-04-13 07:44:33 s 1 +72624.248 0 +330506.40 7990.0 – C57
2019-04-13 08:14:33 S 12 40 16.409 -12 29 24.07 – V C57
2019-04-13 08:14:33 s 1 +71579.281 0 +331515.94 3500.0 – C57
2019-04-13 08:44:33 S 12 40 18.384 -12 29 56.26 – V C57
2019-04-13 08:44:33 s 1 +70531.951 0 +332514.82 1170.0 – C57
2019-04-13 09:14:33 S 12 40 19.678 -12 30 25.34 – V C57
2019-04-13 09:14:33 s 1 +69482.306 0 +333503.06 1210.0 – C57
2019-04-13 09:44:33 S 12 40 21.600 -12 31 00.48 – V C57
2019-04-13 09:44:33 s 1 +68430.395 0 +334480.70 3830.0 – C57
2019-04-13 10:14:33 S 12 40 23.119 -12 31 28.96 – V C57
2019-04-13 10:14:33 s 1 +67376.265 0 +335447.76 9240.0 – C57
2019-04-14 06:16:14 C 12 39 01.65 -12 50 24.7 – V 703
2019-04-14 06:24:07 C 12 39 01.95 -12 50 33.8 – V 703
2019-04-14 06:31:59 C 12 39 02.17 -12 50 42.6 – V 703
2019-04-14 06:39:53 C 12 39 02.49 -12 50 51.7 – V 703
2019-04-14 14:14:33 S 12 41 49.985 -13 00 00.94 – V C57
2019-04-14 15:14:33 S 12 41 52.834 -13 00 54.76 – V C57
2019-04-14 16:14:33 S 12 41 55.726 -13 02 00.82 – V C57
2019-04-14 16:44:33 S 12 41 57.096 -13 02 34.08 – V C57
2019-04-14 17:14:33 S 12 41 58.543 -13 03 06.08 – V C57
2019-04-14 17:44:28 C 12 39 30.39 -13 02 26.1 – q C97
2019-04-14 17:44:33 S 12 42 00.278 -13 03 31.07 – V C57
2019-04-14 17:46:39 C 12 39 30.41 -13 02 29.0 – q C97
2019-04-14 17:51:01 C 12 39 30.77 -13 02 32.8 – q C97
2019-04-14 18:14:33 S 12 42 01.459 -13 03 57.96 – V C57
2019-04-14 20:14:33 S 12 42 07.330 -13 06 02.27 – V C57
2019-04-14 20:44:33 S 12 42 08.861 -13 06 33.91 – V C57
2019-04-14 21:14:33 S 12 42 10.157 -13 07 03.07 – V C57
2019-04-14 21:44:33 S 12 42 11.750 -13 07 35.94 – V C57
2019-04-14 21:44:33 s 1 -10655.683 0 +378615.92 5640.0 – C57
2019-04-14 22:14:33 S 12 42 13.438 -13 08 05.93 – V C57
2019-04-14 22:14:33 s 1 -11770.240 0 +378882.34 9510.0 – C57
2019-04-14 23:44:33 S 12 42 17.321 -13 09 38.20 – V C57
2019-04-14 23:44:33 s 1 -15110.468 0 +379628.00 890.0 – C57
2019-04-15 00:14:33 S 12 42 18.775 -13 10 08.58 – V C57
2019-04-15 00:14:33 s 1 -16223.138 0 +379858.44 2950.0 – C57
2019-04-15 00:44:33 S 12 42 20.064 -13 10 39.36 – V C57
2019-04-15 00:44:33 s 1 -17335.393 0 +380079.84 9330.0 – C57
2019-04-15 01:14:33 S 12 42 21.905 -13 11 08.81 – V C57
2019-04-15 01:14:33 s 1 -18447.207 0 +380292.22 150.0 – C57
2019-04-15 01:44:33 S 12 42 23.177 -13 11 43.44 – V C57
2019-04-15 01:44:33 s 1 -19558.555 0 +380495.60 5520.0 – C57
2019-04-15 02:14:33 S 12 42 24.739 -13 12 11.34 – V C57
2019-04-15 02:14:33 s 1 -20669.409 0 +380689.97 5550.0 – C57
2019-04-15 03:14:33 S 12 42 27.094 -13 13 08.83 – V C57
2019-04-15 03:14:33 s 1 -22889.534 0 +381051.76 40.0 – C57
2019-04-15 03:44:33 S 12 42 28.548 -13 13 42.06 – V C57
2019-04-15 03:44:33 s 1 -23998.753 0 +381219.20 4730.0 – C57
2019-04-15 04:14:33 S 12 42 30.043 -13 14 08.77 – V C57