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
2020-10-08 10:41:09 C 00 09 25.47 +53 13 36.0 V T08
2020-10-08 10:57:11 C 00 09 21.61 +53 14 16.3 V T08
2020-10-10 09:29:26 C 23 57 49.43 +55 10 48.4 V T05
2020-10-10 09:32:47 C 23 57 48.44 +55 10 56.4 V T05
2020-10-10 09:35:28 C 23 57 47.78 +55 11 03.4 V T05
2020-10-10 09:38:46 C 23 57 46.85 +55 11 11.8 V T05
2020-10-10 09:51:56 C 23 57 43.25 +55 11 44.0 V T05
2020-10-10 10:01:14 C 23 57 40.71 +55 12 07.0 V T05
2020-10-10 10:02:35 C 23 57 40.34 +55 12 10.2 V T05
2020-10-10 14:43:08 C 23 56 27.59 +55 23 36.4 V N31
2020-10-10 14:58:37 C 23 56 23.36 +55 24 15.4 V N31
2020-10-10 15:14:36 C 23 56 19.03 +55 24 54.5 V N31
2020-10-10 15:31:56 C 23 56 14.18 +55 25 38.7 V N31
2020-10-13 05:40:21 C 23 37 59.81 +57 55 21.0 q H45
2020-10-13 05:43:44 C 23 37 58.67 +57 55 28.7 q H45
2020-10-13 05:45:23 C 23 37 58.11 +57 55 32.7 q H45
2020-10-13 05:46:45 C 23 37 57.66 +57 55 35.8 q H45
2020-10-13 05:48:27 C 23 37 57.03 +57 55 39.9 q H45
2020-10-13 05:50:54 C 23 37 56.29 +57 55 45.0 q H45
2020-10-14 01:39:10 C 23 31 29.79 +58 41 30.0 q W46
2020-10-14 02:13:00 C 23 31 18.09 +58 42 48.2 q W46
2020-10-14 02:29:02 C 23 31 12.66 +58 43 24.8 q W46
2020-10-14 06:54:30 C 23 29 40.68 +58 53 24.7 q H45
2020-10-14 06:58:07 C 23 29 39.58 +58 53 33.3 q H45
2020-10-14 07:02:43 C 23 29 38.05 +58 53 43.3 q H45
2020-10-14 07:04:05 C 23 29 37.39 +58 53 46.3 q H45
2020-10-14 07:05:56 C 23 29 36.72 +58 53 51.3 q H45
2020-10-14 07:07:57 C 23 29 36.04 +58 53 55.7 q H45
2020-10-14 08:42:33 C 23 29 05.23 +58 57 38.2 V T05
2020-10-14 08:47:49 C 23 29 03.36 +58 57 50.4 V T05
2020-10-14 08:56:24 C 23 29 00.31 +58 58 09.1 V T05
2020-10-14 09:13:33 C 23 28 54.28 +58 58 48.0 V T05
2020-10-14 09:22:08 C 23 28 51.19 +58 59 07.1 V T05
2020-10-14 09:30:42 C 23 28 48.22 +58 59 26.2 V T05
2020-10-14 09:46:33 C 23 28 42.59 +59 00 01.9 V T05
2020-10-14 23:54:52 C 23 23 49.51 +59 31 27.2 V W34
2020-10-15 00:03:55 C 23 23 46.28 +59 31 47.9 V W34
2020-10-15 00:14:47 C 23 23 42.45 +59 32 13.5 V W34
2020-10-18 08:48:19 C 22 52 02.31 +62 17 07.1 V T05
2020-10-18 08:53:36 C 22 51 59.91 +62 17 17.6 V T05
2020-10-18 08:56:54 C 22 51 58.57 +62 17 23.0 V T05
2020-10-18 09:01:31 C 22 51 56.49 +62 17 31.2 V T05
2020-10-18 09:02:50 C 22 51 55.89 +62 17 34.1 V T05
2020-10-18 09:17:24 C 22 51 49.42 +62 18 00.1 V T05
2020-10-18 09:25:19 C 22 51 46.02 +62 18 14.9 V T05
2020-10-19 18:17:33 C 22 37 08.72 +63 16 11.5 V K87
2020-10-19 18:20:28 C 22 37 07.30 +63 16 16.8 V K87
2020-10-19 18:23:23 C 22 37 05.96 +63 16 21.5 V K87
2020-10-24 08:17:30 C 21 41 22.76 +65 41 03.5 V T08
2020-10-24 08:22:08 C 21 41 20.21 +65 41 07.3 V T08
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)