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
2022-03-19 18:00:13 C 09 16 31.54 -12 46 03.2 V C40
2022-03-19 18:00:57 C 09 16 31.70 -12 46 04.6 V C40
2022-03-19 18:03:04 C 09 16 32.20 -12 46 08.6 V C40
2022-03-19 18:06:35 C 09 16 33.03 -12 46 15.1 V C40
2022-03-19 18:08:01 C 09 16 33.36 -12 46 17.8 V C40
2022-03-19 18:08:42 C 09 16 33.52 -12 46 19.2 V C40
2022-03-19 18:23:24 C 09 16 36.97 -12 46 46.6 V C40
2022-03-19 18:24:08 C 09 16 37.14 -12 46 48.0 V C40
2022-03-19 18:25:31 C 09 16 37.47 -12 46 50.6 V C40
2022-03-19 18:26:15 C 09 16 37.63 -12 46 52.0 V C40
2022-03-19 18:26:57 C 09 16 37.80 -12 46 53.3 V C40
2022-03-19 18:28:22 C 09 16 38.13 -12 46 55.9 V C40
2022-03-19 18:29:04 C 09 16 38.30 -12 46 57.2 V C40
2022-03-19 18:29:46 C 09 16 38.46 -12 46 58.6 V C40
2022-03-19 18:30:29 C 09 16 38.62 -12 46 59.9 V C40
2022-03-19 18:32:36 C 09 16 39.12 -12 47 03.7 V C40
2022-03-19 18:34:43 C 09 16 39.62 -12 47 07.7 V C40
2022-03-19 18:35:26 C 09 16 39.78 -12 47 09.1 V C40
2022-03-19 18:36:07 C 09 16 39.95 -12 47 10.4 V C40
2022-03-19 18:37:33 C 09 16 40.28 -12 47 13.0 V C40
2022-03-19 18:38:57 C 09 16 40.61 -12 47 15.7 V C40
2022-03-19 18:41:04 C 09 16 41.10 -12 47 19.7 V C40
2022-03-19 18:46:02 C 09 16 42.26 -12 47 28.9 V C40
2022-03-19 18:48:09 C 09 16 42.77 -12 47 32.9 V C40
2022-03-19 19:30:21 V 09 16 53.93 -12 48 56.0 V 270
2022-03-19 19:30:21 v 1 011.61718 +52.12494 270
2022-03-19 20:15:46 V 09 17 04.58 -12 50 21.2 V 270
2022-03-19 20:15:46 v 1 011.61718 +52.12494 270
2022-03-19 21:45:08 V 09 17 25.60 -12 53 05.0 V 270
2022-03-19 21:45:08 v 1 011.61718 +52.12494 270
2022-03-19 22:33:10 V 09 17 36.99 -12 54 33.6 V 270
2022-03-19 22:33:10 v 1 011.61718 +52.12494 270
2022-03-20 09:34:45 C 09 20 17.90 -13 14 08.4 V T08
2022-03-20 09:53:48 C 09 20 22.20 -13 14 41.9 V T08
2022-03-20 09:58:23 C 09 20 23.25 -13 14 50.0 V T08
2022-03-20 10:12:12 C 09 20 26.39 -13 15 14.0 V T08
2022-03-20 16:21:44 C 09 21 59.51 -13 26 23.9 V C40
2022-03-20 16:23:09 C 09 21 59.83 -13 26 26.3 V C40
2022-03-20 16:34:28 C 09 22 02.43 -13 26 46.5 V C40
2022-03-20 16:35:54 C 09 22 02.75 -13 26 48.9 V C40
2022-03-20 16:37:18 C 09 22 03.07 -13 26 51.5 V C40
2022-03-20 16:38:01 C 09 22 03.24 -13 26 52.8 V C40
2022-03-20 16:47:14 C 09 22 05.35 -13 27 09.1 V C40
2022-03-20 16:54:57 C 09 22 07.12 -13 27 22.7 V C40
2022-03-20 16:55:38 C 09 22 07.28 -13 27 23.9 V C40
2022-03-20 16:56:21 C 09 22 07.45 -13 27 25.2 V C40
2022-03-20 16:57:04 C 09 22 07.60 -13 27 26.4 V C40
2022-03-20 16:57:45 C 09 22 07.76 -13 27 27.7 V C40
2022-03-20 16:58:28 C 09 22 07.92 -13 27 28.9 V C40
2022-03-20 16:59:53 C 09 22 08.24 -13 27 31.4 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)