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
2022-03-20 17:08:23 C 09 22 10.18 -13 27 46.4 V C40
2022-03-20 17:09:04 C 09 22 10.34 -13 27 47.7 V C40
2022-03-20 17:09:47 C 09 22 10.50 -13 27 48.9 V C40
2022-03-20 17:10:29 C 09 22 10.67 -13 27 50.1 V C40
2022-03-20 17:12:36 C 09 22 11.15 -13 27 53.9 V C40
2022-03-20 17:13:19 C 09 22 11.31 -13 27 55.1 V C40
2022-03-20 17:14:02 C 09 22 11.47 -13 27 56.5 V C40
2022-03-20 17:14:43 C 09 22 11.63 -13 27 57.6 V C40
2022-03-20 17:16:09 C 09 22 11.95 -13 28 00.1 V C40
2022-03-20 17:16:52 C 09 22 12.12 -13 28 01.4 V C40
2022-03-20 17:17:33 C 09 22 12.28 -13 28 02.6 V C40
2022-03-20 17:20:24 C 09 22 12.93 -13 28 07.6 V C40
2022-03-20 17:26:47 C 09 22 14.38 -13 28 18.8 V C40
2022-03-20 17:27:29 C 09 22 14.54 -13 28 20.0 V C40
2022-03-20 17:28:13 C 09 22 14.70 -13 28 21.4 V C40
2022-03-20 17:30:21 C 09 22 15.18 -13 28 25.1 V C40
2022-03-20 17:31:03 C 09 22 15.34 -13 28 26.3 V C40
2022-03-20 17:31:45 C 09 22 15.50 -13 28 27.6 V C40
2022-03-20 17:32:28 C 09 22 15.66 -13 28 28.8 V C40
2022-03-20 17:33:52 C 09 22 15.98 -13 28 31.2 V C40
2022-03-20 17:34:35 C 09 22 16.14 -13 28 32.5 V C40
2022-03-20 17:35:18 C 09 22 16.31 -13 28 33.7 V C40
2022-03-20 17:35:59 C 09 22 16.46 -13 28 34.9 V C40
2022-03-20 17:36:42 C 09 22 16.63 -13 28 36.1 V C40
2022-03-20 17:39:33 C 09 22 17.28 -13 28 41.1 V C40
2022-03-20 17:40:57 C 09 22 17.59 -13 28 43.6 V C40
2022-03-20 17:41:40 C 09 22 17.76 -13 28 44.9 V C40
2022-03-20 17:42:23 C 09 22 17.91 -13 28 46.1 V C40
2022-03-20 17:43:04 C 09 22 18.07 -13 28 47.4 V C40
2022-03-20 17:45:11 C 09 22 18.55 -13 28 51.1 V C40
2022-03-20 17:45:55 C 09 22 18.72 -13 28 52.3 V C40
2022-03-20 17:49:26 C 09 22 19.52 -13 28 58.5 V C40
2022-03-20 17:50:09 C 09 22 19.67 -13 28 59.7 V C40
2022-03-20 17:51:33 C 09 22 20.00 -13 29 02.1 V C40
2022-03-20 17:52:16 C 09 22 20.16 -13 29 03.5 V C40
2022-03-20 17:52:59 C 09 22 20.32 -13 29 04.7 V C40
2022-03-20 17:53:42 C 09 22 20.48 -13 29 06.0 V C40
2022-03-20 17:54:23 C 09 22 20.64 -13 29 07.2 V C40
2022-03-20 18:07:11 C 09 22 23.54 -13 29 29.4 V C40
2022-03-20 18:07:55 C 09 22 23.70 -13 29 30.6 V C40
2022-03-20 18:08:36 C 09 22 23.86 -13 29 31.9 V C40
2022-03-20 18:11:26 C 09 22 24.50 -13 29 36.9 V C40
2022-03-20 18:12:09 C 09 22 24.65 -13 29 38.1 V C40
2022-03-20 18:12:52 C 09 22 24.82 -13 29 39.3 V C40
2022-03-20 18:17:48 C 09 22 25.94 -13 29 47.8 V C40
2022-03-20 18:18:31 C 09 22 26.10 -13 29 49.2 V C40
2022-03-20 18:19:55 C 09 22 26.42 -13 29 51.6 V C40
2022-03-20 18:20:38 C 09 22 26.58 -13 29 52.8 V C40
2022-03-20 18:22:45 C 09 22 27.06 -13 29 56.5 V C40
2022-03-20 18:26:17 C 09 22 27.87 -13 30 02.7 V C40
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)