416151 (2002 RQ25)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3062620320 ± 2.00e+00
Semi-major axis (a)1.1117033671 AU ± 3.00e+00
Inclination (i)4.57460791° ± 4.00e+00
Long. of Asc. Node (Ω)10.45159467° ± 5.00e+00
Arg. of Perihelion (ω)225.76313113° ± 6.00e+00
Mean Anomaly (M)10.69675081° ± 1.41e-05
Mean Motion (n)0.8408700703°/day ± 3.40e+00
Perihelion dist (q)0.77123083 AU ± 3.05e+00
Aphelion dist (Q)1.45217590 AU ± 4.51e+00
Orbital Period1.17215051 yr ± 4.74e+00
NGA Modelr2
A26.32880627e-06 AU/d²
Physical Parameters
H (abs. magnitude)20.67
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-28
RMS Residual0.430″
Uncertainty0
Orbit TypeApollo
MOID0.050171 AU
Observations Used303
Oppositions3
Arc Total2002-2022
First Observation Used2002-09-03
Last Observation Used2022-11-29
Observations (334)
Date Type RA Dec Mag Band Observatory
2002-10-29 04:33:17 C 00 05 49.92 +04 49 35.2 c 696
2007-12-05 09:24:14 C 10 21 29.77 +20 09 57.4 o 291
2007-12-05 09:29:59 C 10 21 30.46 +20 09 54.8 o 291
2007-12-05 09:36:12 C 10 21 31.14 +20 09 51.1 o 291
2008-01-07 12:32:03 C 12 17 43.14 +12 45 18.3 c 711
2008-01-07 12:39:03 C 12 17 44.31 +12 45 12.0 c 711
2008-01-07 12:46:03 C 12 17 45.68 +12 45 06.9 c 711
2008-09-28 09:53:02 C 05 10 57.64 +26 38 32.8 o H55
2008-09-28 10:15:44 C 05 10 58.26 +26 38 41.2 o H55
2008-12-04 07:12:54 C 03 33 23.76 +31 22 37.4 r 703
2008-12-04 07:15:10 C 03 33 23.50 +31 22 37.1 r 703
2008-12-04 07:17:19 C 03 33 23.14 +31 22 37.3 r 703
2008-12-04 07:19:30 C 03 33 22.86 +31 22 36.3 r 703
2009-08-23 06:39:17 C 02 46 44.90 -25 54 57.1 r I19
2009-08-23 06:43:09 C 02 46 42.46 -25 54 55.8 r I19
2009-08-23 06:47:01 C 02 46 40.00 -25 54 55.1 r I19
2009-08-23 07:51:22 C 02 45 59.20 -25 54 29.9 r I20
2009-08-23 07:55:08 C 02 45 56.82 -25 54 28.5 r I20
2009-08-23 07:58:01 C 02 45 54.98 -25 54 28.0 r I20
2009-08-23 08:01:54 C 02 45 52.53 -25 54 26.3 r I20
2009-08-27 14:14:37 C 01 48 26.43 -24 32 22.8 r E12
2009-08-27 14:26:30 C 01 48 20.09 -24 32 10.8 r E12
2009-08-27 14:38:25 C 01 48 13.75 -24 31 58.9 r E12
2009-08-27 14:50:23 C 01 48 07.33 -24 31 46.8 r E12
2009-08-31 02:24:31 C 01 08 56.35 -22 48 20.8 v 204
2009-08-31 02:27:23 C 01 08 55.08 -22 48 16.8 v 204
2009-08-31 02:30:16 C 01 08 53.81 -22 48 12.8 v 204
2009-08-31 02:33:08 C 01 08 52.54 -22 48 09.0 v 204
2009-08-31 02:36:24 C 01 08 51.08 -22 48 04.6 v 204
2009-08-31 13:47:16 C 01 04 15.66 -22 31 04.3 r E12
2009-08-31 14:07:40 C 01 04 06.84 -22 30 38.0 r E12
2009-08-31 14:28:08 C 01 03 58.06 -22 30 11.5 r E12
2009-08-31 14:48:48 C 01 03 49.10 -22 29 44.1 r E12
2009-09-16 05:24:50 C 23 27 04.53 -14 50 49.4 r 703
2009-09-16 05:35:19 C 23 27 02.88 -14 50 39.3 r 703
2009-09-16 05:45:53 C 23 27 01.18 -14 50 28.9 r 703
2009-09-16 05:56:25 C 23 26 59.49 -14 50 19.2 r 703
2009-09-20 04:09:52 C 23 14 56.12 -13 25 32.9 18.4 c 704
2009-09-20 04:27:08 C 23 14 54.01 -13 25 19.7 18.0 c 704
2009-09-20 04:44:26 C 23 14 51.94 -13 25 05.3 18.4 c 704
2009-09-20 05:01:46 C 23 14 49.80 -13 24 51.6 18.3 c 704
2009-09-20 05:19:07 C 23 14 47.69 -13 24 36.5 18.1 c 704
2009-09-24 06:22:45 C 23 05 30.95 -12 08 17.2 c G92
2009-09-24 06:41:42 C 23 05 29.22 -12 08 03.9 c G92
2009-09-24 07:00:33 C 23 05 27.59 -12 07 48.5 c G92
2009-09-27 12:43:40 C 22 59 55.37 -11 12 35.3 r E12
2009-09-27 13:23:41 C 22 59 52.49 -11 12 08.6 r E12
2009-09-27 16:11:05 C 22 59 41.84 -11 10 15.7 19.1 o D20
2009-09-27 16:14:21 C 22 59 41.65 -11 10 14.0 20.0 o D20
2009-09-27 16:17:36 C 22 59 41.43 -11 10 11.9 20.1 o D20
Radar Observations (6)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2015-02-18 09:20:00 52478055 10 us 8560 -14 -14
2015-02-18 10:00:00 52441327 1 us 8560 -14 -14
2015-02-19 09:50:00 51548263 1 us 8560 -14 -14
2015-02-19 10:30:00 51528148.52 0.25 us 8560 -14 -14
2015-02-23 13:40:00 -51612.4917 0.03 Hz 2380 -1 -1
2015-02-23 14:00:00 54345416.68 0.5 us 2380 -1 -1
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)