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
2015-02-01 13:46:24 C 11 37 04.202 +43 08 52.89 L F51
2015-02-05 09:14:28 C 12 01 53.96 +47 16 07.9 u H21
2015-02-05 09:18:51 C 12 01 55.32 +47 16 21.3 u H21
2015-02-05 09:22:40 C 12 01 56.48 +47 16 32.9 u H21
2015-02-05 09:26:29 C 12 01 57.66 +47 16 44.3 u H21
2015-02-05 09:30:03 C 12 01 58.75 +47 16 55.1 u H21
2015-02-05 09:33:29 C 12 01 59.83 +47 17 05.5 u H21
2015-02-06 07:15:29 C 12 09 53.61 +48 25 06.9 q H21
2015-02-06 07:18:10 C 12 09 54.57 +48 25 15.9 q H21
2015-02-06 07:20:52 C 12 09 55.52 +48 25 24.8 q H21
2015-02-06 07:23:41 C 12 09 56.52 +48 25 34.2 q H21
2015-02-06 07:26:15 C 12 09 57.43 +48 25 42.6 q H21
2015-02-06 07:28:55 C 12 09 58.37 +48 25 51.5 q H21
2015-02-06 07:31:44 C 12 09 59.39 +48 26 00.7 q H21
2015-02-07 11:49:26 C 12 21 44.31 +50 00 38.3 q 703
2015-02-07 11:55:18 C 12 21 46.80 +50 00 57.9 q 703
2015-02-07 12:01:09 C 12 21 49.25 +50 01 17.4 q 703
2015-02-07 12:06:59 C 12 21 51.71 +50 01 37.1 q 703
2015-02-07 13:29:25 C 12 22 33.222 +50 06 44.55 L F51
2015-02-07 14:08:36 C 12 22 49.669 +50 08 59.65 L F51
2015-09-23 12:53:57 C 04 35 22.416 +24 45 51.85 L F51
2015-09-23 13:09:44 C 04 35 22.702 +24 45 57.18 L F51
2015-09-23 13:25:34 C 04 35 22.926 +24 46 02.22 L F51
2015-09-23 13:41:26 C 04 35 23.182 +24 46 07.40 L F51
2015-11-02 10:13:30 C 03 55 32.19 +28 43 59.4 o 691
2015-11-02 10:19:05 C 03 55 31.68 +28 43 59.6 o 691
2015-11-02 10:25:00 C 03 55 30.96 +28 44 00.8 o 691
2015-11-09 11:47:39 C 03 35 20.33 +28 38 54.3 o 691
2015-11-09 11:52:18 C 03 35 19.72 +28 38 53.8 o 691
2015-11-09 11:56:36 C 03 35 19.15 +28 38 52.9 o 691
2016-10-19 05:37:25 C 21 33 46.325 -15 21 16.90 L F51
2016-10-19 05:54:13 C 21 33 47.969 -15 21 01.89 L F51
2016-10-19 06:11:02 C 21 33 49.584 -15 20 46.83 L F51
2016-10-19 06:27:51 C 21 33 51.229 -15 20 31.71 L F51
2021-12-17 07:27:38 C 08 18 37.75 +35 21 27.4 V G96
2021-12-17 07:35:53 C 08 18 37.51 +35 21 33.1 V G96
2021-12-17 07:44:04 C 08 18 37.21 +35 21 39.6 V G96
2021-12-17 07:52:18 C 08 18 36.90 +35 21 45.1 V G96
2021-12-18 10:10:27 C 08 17 48.566 +35 41 20.27 U F52
2021-12-18 10:32:06 C 08 17 47.735 +35 41 37.56 U F52
2021-12-18 11:05:56 C 08 17 46.357 +35 42 03.71 U F52
2021-12-18 11:27:39 C 08 17 45.511 +35 42 20.57 U F52
2021-12-29 21:44:44 C 08 00 29.95 +39 34 46.8 X C95
2021-12-29 22:05:05 C 08 00 27.84 +39 35 06.5 X C95
2022-01-02 16:36:18 C 07 50 34.33 +40 58 45.4 V D29
2022-01-02 16:57:57 C 07 50 31.49 +40 59 05.1 V D29
2022-01-02 17:19:35 C 07 50 28.60 +40 59 25.1 V D29
2022-01-07 05:35:41 C 07 35 34.54 +42 36 39.3 V 703
2022-01-07 05:43:29 C 07 35 33.28 +42 36 47.1 V 703
2022-01-07 05:51:18 C 07 35 32.02 +42 36 54.3 V 703
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)