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
2005-02-21 20:06:31 C 17 41 53.98 +33 04 38.7 r 379
2005-02-23 01:24:21 C 17 12 52.90 +29 21 14.5 o 084
2005-02-23 01:25:59 C 17 12 51.16 +29 21 00.4 o 084
2005-02-23 14:18:18 C 16 59 09.23 +27 21 55.8 o F65
2005-02-23 14:18:50 C 16 59 08.63 +27 21 50.5 o F65
2005-02-23 14:19:26 C 16 59 08.00 +27 21 45.0 o F65
2005-02-23 14:20:37 C 16 59 06.63 +27 21 33.2 o F65
2005-02-23 14:21:10 C 16 59 06.02 +27 21 27.7 o F65
2005-02-23 14:21:46 C 16 59 05.41 +27 21 22.0 o F65
2005-02-24 03:41:40 C 16 44 13.32 +24 59 39.5 o 084
2005-02-24 03:42:47 C 16 44 12.04 +24 59 26.6 o 084
2005-02-24 14:33:56 C 16 31 52.20 +22 54 14.7 o F65
2005-02-24 14:34:28 C 16 31 51.61 +22 54 08.4 o F65
2005-02-24 14:36:36 C 16 31 49.07 +22 53 43.0 o F65
2005-02-24 14:37:08 C 16 31 48.41 +22 53 36.4 o F65
2005-02-25 00:37:37 C 16 20 08.06 +20 46 00.2 o 084
2005-02-25 00:38:44 C 16 20 06.70 +20 45 45.7 o 084
2005-02-27 18:09:04 C 15 02 23.53 +04 23 53.9 r 379
2005-02-27 18:17:07 C 15 02 13.96 +04 21 47.4 r 379
2005-02-27 18:21:48 C 15 02 08.46 +04 20 33.5 r 379
2005-02-28 17:25:11 C 14 36 13.75 -01 36 52.2 r 379
2005-02-28 17:26:20 C 14 36 12.48 -01 37 10.6 r 379
2005-02-28 17:30:57 C 14 36 07.29 -01 38 19.8 r 379
2005-02-28 17:35:44 C 14 36 01.91 -01 39 31.2 r 379
2005-02-28 17:36:53 C 14 36 00.60 -01 39 48.4 r 379
2005-02-28 17:55:19 C 14 35 39.95 -01 44 25.1 r 379
2005-03-01 17:55:31 C 14 10 29.61 -07 26 36.6 r 379
2005-03-01 17:57:48 C 14 10 27.19 -07 27 07.6 r 379
2005-03-01 18:00:06 C 14 10 24.85 -07 27 38.1 r 379
2005-03-01 18:01:16 C 14 10 23.64 -07 27 53.4 r 379
2005-03-01 18:02:25 C 14 10 22.40 -07 28 09.5 r 379
2005-03-01 18:04:43 C 14 10 20.01 -07 28 40.0 r 379
2005-03-01 18:06:53 C 14 10 17.76 -07 29 08.4 r 379
2005-03-01 18:10:21 C 14 10 14.19 -07 29 55.3 r 379
2005-03-02 02:29:43 C 14 01 59.43 -09 19 16.4 o 084
2005-03-02 02:30:50 C 14 01 58.30 -09 19 30.7 o 084
2005-03-03 03:42:18 C 13 38 46.06 -14 14 43.5 r J95
2005-03-03 03:47:06 C 13 38 41.79 -14 15 34.6 r J95
2005-03-03 03:52:18 C 13 38 37.13 -14 16 30.1 r J95
2005-03-05 08:37:39 C 12 58 04.51 -21 55 25.2 r H45
2005-03-05 08:38:53 C 12 58 03.67 -21 55 34.2 r H45
2005-03-05 08:39:59 C 12 58 02.91 -21 55 41.5 r H45
2005-03-05 08:40:57 C 12 58 02.21 -21 55 48.3 r H45
2005-03-05 08:42:50 C 12 58 00.91 -21 56 01.4 r H45
2005-03-05 08:43:46 C 12 58 00.30 -21 56 07.7 r H45
2005-03-06 18:01:18 C 12 37 26.06 -25 15 42.9 r 379
2005-03-06 18:02:27 C 12 37 25.33 -25 15 49.2 r 379
2005-03-06 18:03:36 C 12 37 24.68 -25 15 55.1 r 379
2005-03-06 18:04:45 C 12 37 24.01 -25 16 01.1 r 379
2005-03-09 03:39:35 C 12 09 17.08 -29 09 04.0 834
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)