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
2016-05-06 13:07:45 C 17 04 28.386 +06 47 41.96 L F51
2016-05-06 13:24:53 C 17 04 27.773 +06 47 52.38 L F51
2016-05-11 17:49:58 C 17 00 00.60 +07 56 49.4 q D29
2016-05-11 18:10:21 C 16 59 59.71 +07 56 59.8 q D29
2016-05-11 18:30:42 C 16 59 58.83 +07 57 10.6 q D29
2016-05-14 06:28:44 C 16 57 28.51 +08 25 04.9 R G45
2016-05-14 06:28:56 C 16 57 28.51 +08 25 05.2 R G45
2016-05-14 06:36:19 C 16 57 28.15 +08 25 08.6 R G45
2016-05-14 06:36:25 C 16 57 28.16 +08 25 08.8 R G45
2016-05-14 06:43:56 C 16 57 27.80 +08 25 11.9 R G45
2016-05-14 06:44:01 C 16 57 27.80 +08 25 12.1 R G45
2016-05-14 06:52:01 C 16 57 27.44 +08 25 15.7 R G45
2016-05-14 06:52:18 C 16 57 27.42 +08 25 15.6 R G45
2016-05-15 13:17:55 C 16 56 05.396 +08 38 02.68 L F51
2016-05-15 13:34:56 C 16 56 04.552 +08 38 09.40 L F51
2016-05-15 14:09:03 C 16 56 02.869 +08 38 22.97 L F51
2016-05-18 17:31:56 C 16 52 30.92 +09 05 25.0 o 300
2016-05-18 17:38:55 C 16 52 30.45 +09 05 27.4 o 300
2016-05-18 17:45:54 C 16 52 30.10 +09 05 30.7 o 300
2016-05-26 08:55:55 C 16 43 13.37 +09 43 53.6 o 926
2016-05-26 09:14:42 C 16 43 12.32 +09 43 55.3 o 926
2016-05-26 09:44:00 C 16 43 10.70 +09 43 58.3 o 926
2016-05-30 05:35:00 C 16 38 26.01 +09 48 06.3 R G45
2016-05-30 05:42:17 C 16 38 25.61 +09 48 06.3 R G45
2016-05-30 05:48:49 C 16 38 25.25 +09 48 06.4 R G45
2016-05-30 05:56:23 C 16 38 24.83 +09 48 06.6 R G45
2016-05-30 06:03:46 C 16 38 24.44 +09 48 06.4 R G45
2016-05-30 06:10:16 C 16 38 24.08 +09 48 06.2 R G45
2016-05-30 09:03:03 C 16 38 14.50 +09 48 04.3 R G45
2016-05-30 09:22:18 C 16 38 13.48 +09 48 03.4 R G45
2016-05-30 20:31:02 C 16 37 40.37 +09 47 48.0 S G36
2016-05-30 22:51:58 C 16 37 32.75 +09 47 45.0 S G36
2016-05-31 01:23:59 C 16 37 24.40 +09 47 40.5 S G36
2016-05-31 20:40:56 C 16 36 26.36 +09 46 49.2 S G36
2016-06-01 01:00:11 C 16 36 12.37 +09 46 34.9 S G36
2016-06-01 03:38:03 C 16 36 03.86 +09 46 24.5 S G36
2016-06-01 20:40:00 C 16 35 13.72 +09 45 09.8 S G36
2016-06-02 00:10:35 C 16 35 02.44 +09 44 52.7 S G36
2016-06-02 03:20:35 C 16 34 52.30 +09 44 35.2 S G36
2016-06-02 22:54:11 C 16 33 54.74 +09 42 36.2 S G36
2016-06-03 01:34:17 C 16 33 46.24 +09 42 18.1 S G36
2016-06-03 03:16:12 C 16 33 40.92 +09 42 05.5 S G36
2016-06-04 21:26:00 C 16 31 38.89 +09 36 08.1 S G36
2016-06-05 00:35:26 C 16 31 29.14 +09 35 37.1 S G36
2016-06-05 03:28:43 C 16 31 20.32 +09 35 06.8 S G36
2016-06-05 07:16:24 C 16 31 10.21 +09 34 27.8 q G96
2016-06-05 07:21:58 C 16 31 09.81 +09 34 28.6 q G96
2016-06-05 07:27:33 C 16 31 09.55 +09 34 27.6 q G96
2016-06-05 07:33:09 C 16 31 09.22 +09 34 26.7 q G96
2016-06-05 07:37:38 C 16 31 09.751 +09 34 28.45 L F51