153591 (2001 SN263)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4799501702 ± 1.35e-09
Semi-major axis (a)1.9877627834 AU ± 8.82e-11
Inclination (i)6.69249029° ± 3.51e-07
Long. of Asc. Node (Ω)325.70895525° ± 1.05e-06
Arg. of Perihelion (ω)173.05863055° ± 1.30e-06
Mean Anomaly (M)124.08081465° ± 3.30e-07
Mean Motion (n)0.3516943922°/day ± 2.34e-11
Perihelion dist (q)1.03373570 AU ± 2.68e-09
Aphelion dist (Q)2.94178987 AU ± 2.69e-09
Orbital Period2.80250782 yr ± 1.87e-10
Physical Parameters
H (abs. magnitude)17.11
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.171″
Uncertainty0
Orbit TypeAmor
MOID0.047787 AU
Observations Used3293
Radar Obs Used3
Oppositions21
Arc Total1990-2025
First Observation Used1990-09-25
Last Observation Used2025-06-05
Observations (4048)
Date Type RA Dec Mag Band Observatory
2007-12-15 00:16:03 C 04 05 08.33 +49 54 52.2 c J34
2007-12-15 21:18:27 C 04 03 51.65 +50 02 11.6 c J71
2007-12-15 21:29:48 C 04 03 50.84 +50 02 15.7 c J71
2007-12-15 21:54:24 C 04 03 49.12 +50 02 24.5 c J71
2007-12-16 21:46:24 C 04 02 20.64 +50 10 21.8 c 127
2007-12-16 21:51:33 C 04 02 20.28 +50 10 23.4 c 127
2007-12-16 21:57:02 C 04 02 19.89 +50 10 25.2 c 127
2007-12-16 22:03:10 C 04 02 19.45 +50 10 27.1 c 127
2007-12-16 22:08:37 C 04 02 19.07 +50 10 28.9 c 127
2007-12-17 19:02:07 C 04 01 04.21 +50 16 54.2 c 127
2007-12-17 19:07:12 C 04 01 03.85 +50 16 55.9 c 127
2007-12-17 19:12:16 C 04 01 03.51 +50 16 57.9 c 127
2007-12-17 19:17:23 C 04 01 03.15 +50 16 59.6 c 127
2007-12-17 19:22:23 C 04 01 02.81 +50 17 01.4 c 127
2007-12-17 20:16:13 C 04 01 00.36 +50 17 26.6 r J46
2007-12-17 20:18:50 C 04 01 00.18 +50 17 27.6 r J46
2007-12-17 20:21:11 C 04 01 00.01 +50 17 28.5 r J46
2007-12-18 21:41:10 C 03 59 26.52 +50 24 39.8 c 127
2007-12-18 21:46:22 C 03 59 26.14 +50 24 41.3 c 127
2007-12-18 21:51:27 C 03 59 25.78 +50 24 42.8 c 127
2007-12-18 21:57:10 C 03 59 25.39 +50 24 44.3 c 127
2007-12-19 01:57:15 C 03 59 12.96 +50 25 54.9 r H45
2007-12-19 01:59:36 C 03 59 12.81 +50 25 55.4 r H45
2007-12-19 02:01:28 C 03 59 12.68 +50 25 56.3 r H45
2007-12-19 02:05:39 C 03 59 12.38 +50 25 57.7 r H45
2007-12-19 02:07:09 C 03 59 12.28 +50 25 58.2 r H45
2007-12-24 07:38:07 C 03 52 10.41 +50 52 31.2 r H45
2007-12-24 07:39:58 C 03 52 10.33 +50 52 31.5 r H45
2007-12-24 07:45:53 C 03 52 09.98 +50 52 31.9 r H45
2007-12-24 07:52:36 C 03 52 09.58 +50 52 32.2 r H45
2007-12-24 08:30:45 C 03 52 07.42 +50 52 34.5 r H45
2007-12-26 23:45:58 C 03 49 10.58 +51 00 25.6 c J34
2007-12-27 00:40:12 C 03 49 07.64 +51 00 27.4 c J34
2007-12-27 02:14:28 C 03 49 02.84 +51 00 28.1 c J34
2007-12-29 21:14:06 C 03 46 30.06 +51 04 31.1 r 130
2007-12-29 21:15:17 C 03 46 29.99 +51 04 31.1 r 130
2007-12-29 21:16:50 C 03 46 29.91 +51 04 31.1 r 130
2007-12-29 21:18:01 C 03 46 29.86 +51 04 31.2 r 130
2007-12-29 22:00:14 C 03 46 27.71 +51 04 33.4 r A81
2007-12-29 22:06:23 C 03 46 27.43 +51 04 33.3 r A81
2007-12-29 22:17:40 C 03 46 26.91 +51 04 33.1 r A81
2007-12-31 04:41:53 C 03 45 30.90 +51 05 02.0 15.8 c 704
2007-12-31 05:00:03 C 03 45 30.38 +51 05 00.7 16.5 c 704
2007-12-31 05:00:48 C 03 45 30.34 +51 04 57.0 17.8 c 704
2007-12-31 05:17:59 C 03 45 29.62 +51 05 00.4 16.8 c 704
2007-12-31 05:18:45 C 03 45 29.53 +51 04 56.9 17.6 c 704
2007-12-31 05:35:57 C 03 45 28.88 +51 05 00.0 17.0 c 704
2007-12-31 05:36:42 C 03 45 28.76 +51 04 57.6 17.5 c 704
2007-12-31 05:54:26 C 03 45 27.81 +51 04 59.3 16.4 c 704
2007-12-31 05:55:12 C 03 45 27.82 +51 04 56.9 16.2 c 704
Radar Observations (3)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2008-02-12 00:46:00 74376743.286 50 us 2380 -1 -1
2022-02-22 05:50:00 105008239.98 10 us 8560 -14 -14
2022-02-23 01:00:00 104031851.77 10 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)