276891 (2004 RH340)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3813436111 ± 6.27e-08
Semi-major axis (a)1.2945872369 AU ± 3.03e-09
Inclination (i)26.11115220° ± 8.25e-06
Long. of Asc. Node (Ω)51.53820137° ± 6.14e-06
Arg. of Perihelion (ω)335.43751009° ± 1.22e-05
Mean Anomaly (M)146.46443124° ± 1.55e-05
Mean Motion (n)0.6691373846°/day ± 2.35e-09
Perihelion dist (q)0.80090467 AU ± 8.11e-08
Aphelion dist (Q)1.78826981 AU ± 8.12e-08
Orbital Period1.47298045 yr ± 5.18e-09
Physical Parameters
H (abs. magnitude)19.53
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.184″
Uncertainty0
Orbit TypeApollo
MOID0.161635 AU
Observations Used99
Oppositions6
Arc Total2004-2024
First Observation Used2004-09-15
Last Observation Used2024-04-13
Observations (107)
Date Type RA Dec Mag Band Observatory
2004-09-15 14:46:48 C 08 19 02.269 +19 34 01.74 o 568
2004-09-15 14:54:52 C 08 19 03.731 +19 34 09.57 o 568
2004-09-15 15:02:55 C 08 19 05.222 +19 34 17.53 o 568
2004-09-16 14:47:01 C 08 23 27.716 +19 56 47.59 o 568
2004-09-16 14:55:02 C 08 23 29.177 +19 56 55.15 o 568
2004-09-16 15:03:02 C 08 23 30.641 +19 57 02.71 o 568
2004-09-16 15:11:03 C 08 23 32.105 +19 57 10.25 o 568
2004-09-17 15:07:34 C 08 27 57.379 +20 18 59.11 o 568
2004-09-17 15:14:21 C 08 27 58.609 +20 19 05.03 o 568
2004-09-20 14:53:01 C 08 41 14.468 +21 19 08.50 o 568
2004-09-20 14:58:21 C 08 41 15.448 +21 19 12.77 o 568
2004-10-17 15:18:33 C 10 37 03.824 +25 10 27.83 o 568
2004-10-17 15:21:48 C 10 37 04.379 +25 10 27.98 o 568
2004-10-17 15:24:57 C 10 37 04.880 +25 10 27.96 o 568
2004-10-17 15:28:11 C 10 37 05.409 +25 10 28.06 o 568
2004-12-19 14:23:44 C 13 44 10.896 +20 36 07.91 o 568
2004-12-19 14:29:10 C 13 44 11.367 +20 36 07.26 o 568
2004-12-19 14:59:32 C 13 44 13.933 +20 36 04.04 o 568
2004-12-19 15:05:21 C 13 44 14.445 +20 36 03.48 o 568
2008-01-08 14:44:54 C 14 27 54.318 +14 05 40.09 o 568
2008-01-08 14:49:25 C 14 27 54.599 +14 05 39.68 o 568
2008-01-08 14:53:54 C 14 27 54.884 +14 05 39.26 o 568
2008-01-09 14:05:41 C 14 29 24.802 +14 03 31.86 o 568
2008-01-09 14:15:07 C 14 29 25.397 +14 03 31.10 o 568
2008-03-25 11:55:18 C 14 40 48.76 +19 44 06.4 o 291
2008-03-25 12:01:45 C 14 40 48.18 +19 44 07.3 o 291
2008-03-25 12:08:50 C 14 40 47.77 +19 44 10.3 o 291
2008-04-21 11:46:43 C 13 37 15.486 +19 26 30.71 o 568
2008-04-21 11:49:18 C 13 37 15.223 +19 26 29.81 o 568
2008-04-21 11:51:50 C 13 37 14.948 +19 26 28.91 o 568
2009-06-02 06:01:25 C 08 14 46.313 +39 31 08.12 L 568
2009-06-02 06:05:26 C 08 14 46.931 +39 31 05.70 L 568
2009-06-02 06:09:17 C 08 14 47.571 +39 31 03.37 L 568
2011-04-14 12:23:08 C 14 36 27.538 +10 33 12.72 L F51
2011-04-14 12:39:42 C 14 36 25.884 +10 33 11.71 L F51
2011-04-14 12:58:23 C 14 36 23.983 +10 33 10.81 L F51
2011-04-14 13:13:43 C 14 36 22.456 +10 33 09.81 L F51
2011-04-21 09:45:11 C 14 19 42.292 +10 14 25.40 L F51
2011-04-21 10:02:48 C 14 19 40.382 +10 14 22.24 L F51
2011-04-21 10:18:24 C 14 19 38.722 +10 14 19.51 L F51
2011-04-23 13:41:17 C 14 14 15.680 +10 04 09.12 V T12
2011-04-23 13:44:00 C 14 14 15.390 +10 04 08.51 V T12
2014-05-04 08:09:12 C 14 27 42.72 -00 48 37.0 q G96
2014-05-04 08:17:59 C 14 27 41.74 -00 48 40.1 q G96
2014-05-04 08:26:47 C 14 27 40.77 -00 48 42.9 q G96
2014-05-04 08:35:35 C 14 27 39.72 -00 48 46.0 q G96
2014-05-18 06:55:13 C 13 53 10.480 -03 03 08.90 L F51
2014-05-18 07:11:27 C 13 53 08.917 -03 03 16.48 L F51
2014-05-18 07:27:37 C 13 53 07.371 -03 03 23.93 L F51
2014-05-18 07:43:51 C 13 53 05.810 -03 03 31.52 L F51