612813 (2004 RF84)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6038245002 ± 7.92e-09
Semi-major axis (a)2.1643411121 AU ± 1.22e-09
Inclination (i)23.29043842° ± 3.64e-06
Long. of Asc. Node (Ω)344.49440039° ± 1.43e-06
Arg. of Perihelion (ω)122.65194218° ± 3.14e-06
Mean Anomaly (M)195.53883921° ± 2.08e-06
Mean Motion (n)0.3095449424°/day ± 2.61e-10
Perihelion dist (q)0.85745892 AU ± 1.72e-08
Aphelion dist (Q)3.47122330 AU ± 1.73e-08
Orbital Period3.18411367 yr ± 2.68e-09
Physical Parameters
H (abs. magnitude)18.38
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.329″
Uncertainty0
Orbit TypeApollo
MOID0.033247 AU
Observations Used458
Radar Obs Used2
Oppositions1
Arc Total2004-2023
First Observation Used2004-09-10
Last Observation Used2023-11-08
Observations (492)
Date Type RA Dec Mag Band Observatory
2021-02-16 06:39:01 S 15 26 41.72 -29 35 59.9 L C51
2023-08-25 10:13:09 C 23 09 46.974 -10 22 31.60 X F51
2023-08-25 10:30:16 C 23 09 45.831 -10 22 31.73 X F51
2023-08-25 11:04:18 C 23 09 43.546 -10 22 32.16 X F51
2023-09-07 07:09:50 C 22 46 57.241 -10 22 52.86 V G96
2023-09-07 07:17:16 C 22 46 56.608 -10 22 52.90 V G96
2023-09-07 07:24:42 C 22 46 56.014 -10 22 52.46 V G96
2023-09-07 07:32:10 C 22 46 55.423 -10 22 52.36 V G96
2023-09-09 08:12:15 C 22 42 58.494 -10 21 42.94 X F51
2023-09-09 08:23:46 C 22 42 57.528 -10 21 42.61 X F51
2023-09-09 08:35:22 C 22 42 56.555 -10 21 42.34 X F51
2023-09-09 08:46:45 C 22 42 55.601 -10 21 42.14 X F51
2023-09-13 07:58:50 C 22 35 03.724 -10 18 02.11 X F51
2023-09-13 08:11:55 C 22 35 02.606 -10 18 01.45 X F51
2023-09-13 08:24:59 C 22 35 01.485 -10 18 00.85 X F51
2023-09-13 08:38:33 C 22 35 00.332 -10 18 00.18 X F51
2023-09-17 08:18:48 C 22 27 03.074 -10 12 04.40 X F51
2023-09-17 08:31:08 C 22 27 02.023 -10 12 03.53 X F51
2023-09-17 08:43:17 C 22 27 00.991 -10 12 02.60 X F51
2023-09-18 23:35:23 C 22 23 48.76 -10 08 47.4 X W84
2023-09-19 00:14:22 C 22 23 45.48 -10 08 44.5 X W84
2023-09-19 00:42:39 C 22 23 43.10 -10 08 41.7 X W84
2023-09-19 01:06:31 C 22 23 41.11 -10 08 39.9 X W84
2023-10-09 05:28:10 C 21 48 57.116 -08 51 20.97 X F51
2023-10-09 05:45:13 C 21 48 56.123 -08 51 17.02 X F51
2023-10-09 06:19:14 C 21 48 54.129 -08 51 09.05 X F51
2023-10-16 02:52:16 C 21 40 45.149 -08 09 10.55 V G96
2023-10-16 02:59:44 C 21 40 44.879 -08 09 09.32 V G96
2023-10-16 03:07:13 C 21 40 44.515 -08 09 05.80 V G96
2023-10-16 03:14:41 C 21 40 44.180 -08 09 03.78 V G96
2023-10-26 02:07:43 S 21 33 02.04 -06 55 17.1 L C51
2023-10-26 11:26:38 S 21 32 50.00 -06 52 05.9 L C51
2023-10-26 12:59:36 S 21 32 48.07 -06 51 34.5 L C51
2023-10-26 14:32:45 S 21 32 46.11 -06 51 02.8 L C51
2023-10-26 16:05:53 S 21 32 44.15 -06 50 31.0 L C51
2023-10-26 19:12:12 S 21 32 40.26 -06 49 27.6 L C51
2023-10-26 22:18:29 S 21 32 36.41 -06 48 23.3 L C51
2023-10-27 01:24:48 S 21 32 32.73 -06 47 19.1 L C51
2023-11-08 02:33:36 C 21 30 07.888 -04 57 59.26 V G96
2023-11-08 02:41:04 C 21 30 07.906 -04 57 56.09 V G96
2023-11-08 02:48:33 C 21 30 07.931 -04 57 53.14 V G96
2023-11-08 02:58:31 C 21 30 07.920 -04 57 49.18 V G96
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2005-02-23 10:09:00 143317.5 0.2 Hz 2380 -1 -1
2005-02-23 10:38:00 70366980.6 8 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)