275558 (1999 RH33)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1708172210 ± 2.91e-08
Semi-major axis (a)1.5511527597 AU ± 3.11e-09
Inclination (i)11.01744977° ± 2.29e-06
Long. of Asc. Node (Ω)168.30506082° ± 8.75e-06
Arg. of Perihelion (ω)351.54580697° ± 1.13e-05
Mean Anomaly (M)35.12160020° ± 9.87e-06
Mean Motion (n)0.5101882137°/day ± 1.53e-09
Perihelion dist (q)1.28618916 AU ± 4.53e-08
Aphelion dist (Q)1.81611636 AU ± 4.53e-08
Orbital Period1.93188760 yr ± 5.80e-09
Physical Parameters
H (abs. magnitude)19.06
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.289″
Uncertainty0
Orbit TypeAmor
MOID0.295104 AU
Observations Used462
Oppositions19
Arc Total1985-2024
First Observation Used1999-09-05
Last Observation Used2024-09-07
Observations (516)
Date Type RA Dec Mag Band Observatory
2014-05-06 06:58:40 C 14 04 19.362 +17 32 29.53 L F51
2014-05-06 07:17:14 C 14 04 18.988 +17 32 31.94 L F51
2014-06-01 06:13:53 C 14 05 17.03 +15 01 27.9 q G96
2014-06-01 06:22:56 C 14 05 17.18 +15 01 23.1 q G96
2014-06-01 06:40:40 C 14 05 17.48 +15 01 13.9 q G96
2014-06-01 06:49:45 C 14 05 17.61 +15 01 09.3 q G96
2014-06-05 03:47:06 C 14 07 22.23 +14 10 56.4 q H36
2014-06-05 04:11:16 C 14 07 22.69 +14 10 43.3 q H36
2014-06-24 07:54:34 C 14 23 50.592 +09 13 08.79 L F51
2014-06-24 08:11:06 C 14 23 51.291 +09 12 57.08 L F51
2014-06-24 08:27:35 C 14 23 52.003 +09 12 45.52 L F51
2014-06-24 08:44:02 C 14 23 52.704 +09 12 33.84 L F51
2014-07-02 06:32:23 C 14 33 13.466 +06 56 46.03 L F51
2014-07-02 06:50:59 C 14 33 14.384 +06 56 32.61 L F51
2014-07-02 07:09:30 C 14 33 15.304 +06 56 19.20 L F51
2014-07-29 06:23:57 C 15 13 21.039 -00 46 40.41 L F51
2014-07-29 06:40:24 C 15 13 22.178 -00 46 51.89 L F51
2014-07-29 06:56:51 C 15 13 23.282 -00 47 03.06 L F51
2014-07-29 07:13:16 C 15 13 24.408 -00 47 14.45 L F51
2016-03-15 14:56:09 C 16 30 23.153 -08 50 49.13 L F51
2016-03-15 15:06:02 C 16 30 23.924 -08 50 43.01 L F51
2016-03-15 15:15:55 C 16 30 24.680 -08 50 36.79 L F51
2016-03-15 15:25:47 C 16 30 25.450 -08 50 30.65 L F51
2016-04-03 11:16:31 C 16 59 21.11 -03 25 37.9 S 448
2016-04-03 11:33:40 C 16 59 21.85 -03 25 24.5 S 448
2016-04-03 11:52:42 C 16 59 22.60 -03 25 08.1 S 448
2016-04-03 14:07:12 C 16 59 28.921 -03 23 19.08 L F51
2016-04-03 14:23:05 C 16 59 29.565 -03 23 06.42 L F51
2016-04-03 14:38:58 C 16 59 30.209 -03 22 53.76 L F51
2016-04-03 14:54:54 C 16 59 30.854 -03 22 41.12 L F51
2016-04-18 09:41:30 C 17 09 18.57 +01 27 09.5 q H21
2016-04-18 09:48:25 C 17 09 18.62 +01 27 15.0 q H21
2016-04-18 09:55:22 C 17 09 18.65 +01 27 20.8 q H21
2016-04-20 09:32:37 C 17 09 41.18 +02 05 56.8 V G45
2016-04-20 09:53:40 C 17 09 41.21 +02 06 14.4 V G45
2016-04-20 10:11:27 C 17 09 41.21 +02 06 28.3 V G45
2016-04-20 10:53:42 C 17 09 41.29 +02 07 02.1 V G45
2016-04-21 08:14:45 C 17 09 47.30 +02 24 11.1 o 926
2016-04-21 08:35:55 C 17 09 47.28 +02 24 27.8 o 926
2016-04-21 09:02:51 C 17 09 47.27 +02 24 49.9 o 926
2016-04-22 07:10:27 C 17 09 49.66 +02 42 44.3 u 807
2016-04-22 07:18:00 C 17 09 49.64 +02 42 50.3 u 807
2016-04-22 07:25:36 C 17 09 49.61 +02 42 56.3 u 807
2016-05-03 18:47:27 C 17 06 21.31 +06 05 30.6 q D29
2016-05-03 19:07:49 C 17 06 20.70 +06 05 44.4 q D29
2016-05-04 00:15:58 C 17 06 13.23 +06 09 02.4 q A17
2016-05-04 00:32:55 C 17 06 12.69 +06 09 13.2 q A17
2016-05-04 00:49:52 C 17 06 12.22 +06 09 24.3 q A17
2016-05-06 12:33:21 C 17 04 29.619 +06 47 21.08 L F51
2016-05-06 12:50:43 C 17 04 28.999 +06 47 31.62 L F51