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
2020-09-22 07:17:59 C 01 03 50.25 +37 35 53.2 V 703
2020-09-22 07:21:47 C 01 03 49.94 +37 36 01.6 V 703
2020-09-22 07:25:35 C 01 03 49.67 +37 36 09.5 V 703
2020-09-22 07:29:22 C 01 03 49.32 +37 36 18.2 V 703
2020-09-22 07:33:11 C 01 03 49.03 +37 36 26.7 V 703
2020-09-22 09:54:13 C 01 03 38.59 +37 41 34.5 V T08
2020-09-22 09:58:16 C 01 03 38.25 +37 41 43.1 V T08
2020-09-22 10:06:16 C 01 03 37.62 +37 42 00.4 V T08
2020-09-22 10:22:20 C 01 03 36.33 +37 42 35.5 V T08
2020-09-23 08:07:15 C 01 01 54.367 +38 30 05.10 U F52
2020-09-23 08:19:14 C 01 01 53.344 +38 30 31.90 U F52
2020-09-23 08:43:09 C 01 01 51.296 +38 31 25.31 U F52
2020-09-24 01:10:48 C 01 00 27.75 +39 07 51.9 V K87
2020-09-24 01:16:20 C 01 00 27.24 +39 08 03.6 V K87
2020-09-24 01:21:52 C 01 00 26.72 +39 08 16.4 V K87
2020-09-24 21:55:42 C 00 58 38.54 +39 54 32.1 V Z80
2020-09-24 22:13:38 C 00 58 36.85 +39 55 12.8 V Z80
2020-09-25 07:06:32 C 00 57 47.44 +40 15 32.3 V 703
2020-09-25 07:14:12 C 00 57 46.68 +40 15 49.6 V 703
2020-09-25 07:21:55 C 00 57 45.85 +40 16 07.6 V 703
2020-09-26 09:41:32 C 00 55 12.06 +41 16 52.7 V T08
2020-09-26 09:46:10 C 00 55 11.55 +41 17 03.6 V T08
2020-09-26 09:51:29 C 00 55 11.02 +41 17 15.8 V T08
2020-09-26 10:33:18 C 00 55 06.47 +41 18 53.9 V T08
2020-09-26 11:26:04 C 00 55 00.75 +41 20 56.4 V T08
2020-09-26 12:05:20 C 00 54 56.53 +41 22 27.6 V T08
2020-09-28 08:32:54 C 00 50 05.72 +43 07 28.4 V G96
2020-09-28 08:40:37 C 00 50 04.78 +43 07 46.7 V G96
2020-09-28 08:48:20 C 00 50 03.82 +43 08 05.2 V G96
2020-09-28 08:56:04 C 00 50 02.89 +43 08 23.6 V G96
2020-09-28 11:36:19 C 00 49 44.26 +43 14 51.3 V T05
2020-09-28 11:40:57 C 00 49 43.67 +43 15 02.9 V T05
2020-09-28 11:49:31 C 00 49 42.61 +43 15 23.0 V T05
2020-09-28 12:04:02 C 00 49 40.82 +43 15 57.6 V T05
2020-09-30 03:45:10 C 00 44 45.82 +44 52 02.6 q U55
2020-09-30 03:52:13 C 00 44 44.87 +44 52 20.2 q U55
2020-09-30 03:59:17 C 00 44 43.95 +44 52 37.8 q U55
2020-10-04 06:39:42 C 00 29 40.41 +48 59 26.5 V G96
2020-10-04 06:48:43 C 00 29 38.77 +48 59 49.3 V G96
2020-10-04 06:57:44 C 00 29 37.11 +49 00 12.3 V G96
2020-10-04 07:06:45 C 00 29 35.47 +49 00 35.1 V G96
2020-10-07 20:50:20 C 00 12 36.01 +52 38 25.6 q A48
2020-10-07 20:53:35 C 00 12 35.23 +52 38 33.6 q A48
2020-10-07 20:57:11 C 00 12 34.41 +52 38 43.5 q A48
2020-10-07 21:00:48 C 00 12 33.58 +52 38 52.3 q A48
2020-10-07 22:38:46 C 00 12 11.00 +52 43 00.8 V 130
2020-10-07 22:41:49 C 00 12 10.30 +52 43 08.6 V 130
2020-10-07 22:44:53 C 00 12 09.58 +52 43 16.2 V 130
2020-10-08 10:27:51 C 00 09 28.68 +53 13 02.7 V T08
2020-10-08 10:32:30 C 00 09 27.53 +53 13 14.6 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)