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
2005-03-09 04:01:17 C 12 09 07.52 -29 10 12.9 834
2005-03-12 15:28:05 C 11 40 18.26 -32 19 35.5 r E12
2005-03-12 15:40:15 C 11 40 14.64 -32 19 54.1 r E12
2005-03-12 15:52:25 C 11 40 11.04 -32 20 12.9 r E12
2005-03-12 16:04:35 C 11 40 07.44 -32 20 31.5 r E12
2005-03-13 16:25:57 C 11 33 40.27 -32 55 19.3 r E12
2005-03-13 16:38:11 C 11 33 37.04 -32 55 34.2 r E12
2005-03-13 16:50:29 C 11 33 33.80 -32 55 49.2 r E12
2005-03-13 17:02:43 C 11 33 30.61 -32 56 04.1 r E12
2005-03-31 12:58:51 C 10 44 56.17 -34 54 39.2 r E12
2005-03-31 13:11:07 C 10 44 55.59 -34 54 37.2 r E12
2005-03-31 13:23:25 C 10 44 55.06 -34 54 34.9 r E12
2005-03-31 13:35:36 C 10 44 54.50 -34 54 32.7 r E12
2007-08-10 07:29:55 C 22 58 50.26 -17 17 02.3 o 291
2007-08-10 07:42:13 C 22 58 49.59 -17 17 03.2 o 291
2007-08-10 07:50:09 C 22 58 49.21 -17 17 04.5 o 291
2007-09-07 09:06:56 C 22 14 36.45 -18 11 52.7 c 568
2007-10-13 02:43:48 C 21 25 25.93 -16 00 51.7 r G96
2007-10-13 02:52:30 C 21 25 25.64 -16 00 49.2 r G96
2007-10-13 03:01:10 C 21 25 25.35 -16 00 46.7 r G96
2007-10-13 03:09:51 C 21 25 25.14 -16 00 44.2 r G96
2020-07-27 09:38:01 C 01 03 39.59 +09 01 24.8 V V06
2020-07-27 09:44:35 C 01 03 39.81 +09 01 29.3 V V06
2020-07-27 09:51:08 C 01 03 40.01 +09 01 34.1 V V06
2020-07-27 09:57:42 C 01 03 40.24 +09 01 38.9 V V06
2020-08-15 17:34:54 C 01 16 47.41 +15 26 38.1 q D29
2020-08-15 17:55:15 C 01 16 47.71 +15 26 57.3 q D29
2020-08-23 12:11:44 C 01 19 43.462 +18 40 55.56 U F51
2020-08-23 12:29:38 C 01 19 43.613 +18 41 15.77 U F51
2020-08-23 12:48:06 C 01 19 43.769 +18 41 36.60 U F51
2020-08-24 10:34:43 C 01 19 56.94 +19 06 15.0 U I41
2020-08-24 11:04:06 C 01 19 57.16 +19 06 48.8 U I41
2020-08-24 11:49:24 C 01 19 57.48 +19 07 40.8 U I41
2020-08-25 08:47:02 C 01 20 08.99 +19 31 53.2 U I41
2020-08-25 09:35:34 C 01 20 09.28 +19 32 49.9 U I41
2020-08-25 11:07:31 C 01 20 09.82 +19 34 37.3 U I41
2020-08-27 08:23:25 C 01 20 28.06 +20 28 32.7 V G96
2020-08-27 08:30:50 C 01 20 28.09 +20 28 41.8 V G96
2020-08-27 08:38:14 C 01 20 28.12 +20 28 50.8 V G96
2020-08-27 08:45:39 C 01 20 28.12 +20 29 00.0 V G96
2020-09-09 09:43:03 C 01 18 07.72 +27 50 25.3 V T08
2020-09-09 09:47:42 C 01 18 07.57 +27 50 32.6 V T08
2020-09-09 10:38:42 C 01 18 06.22 +27 51 56.9 V T08
2020-09-09 11:19:16 C 01 18 05.17 +27 53 03.4 V T08
2020-09-13 01:29:07 C 01 15 37.39 +30 19 40.6 V C95
2020-09-13 01:49:32 C 01 15 36.62 +30 20 16.5 V C95
2020-09-13 02:10:00 C 01 15 35.87 +30 20 52.7 V C95
2020-09-13 02:30:33 C 01 15 35.09 +30 21 29.2 V C95
2020-09-13 11:40:23 C 01 15 16.10 +30 37 55.0 V T08
2020-09-13 12:07:37 C 01 15 14.97 +30 38 43.9 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)