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
2022-02-11 20:58:54 C 04 33 26.59 +31 11 41.4 V C23
2022-02-11 21:02:57 C 04 33 27.61 +31 11 33.9 V C23
2022-02-11 21:07:34 C 04 33 28.78 +31 11 25.4 V C23
2022-02-11 21:29:41 C 04 33 33.25 +31 10 44.3 V A92
2022-02-12 19:24:20 C 04 39 31.26 +30 30 25.1 V C23
2022-02-12 19:27:37 C 04 39 32.12 +30 30 18.9 V C23
2022-02-12 19:31:13 C 04 39 33.05 +30 30 11.9 V C23
2022-02-12 19:34:50 C 04 39 33.99 +30 30 05.0 V C23
2022-02-12 20:43:36 C 04 39 51.66 +30 27 52.2 V K87
2022-02-12 20:44:28 C 04 39 51.89 +30 27 50.5 V K87
2022-02-12 20:45:22 C 04 39 52.13 +30 27 48.6 V K87
2022-02-12 20:46:14 C 04 39 52.36 +30 27 47.0 V K87
2022-02-12 20:47:06 C 04 39 52.57 +30 27 45.3 V K87
2022-02-12 20:47:59 C 04 39 52.81 +30 27 43.7 V K87
2022-02-12 21:00:09 C 04 39 55.22 +30 27 16.6 V L18
2022-02-12 21:00:25 C 04 39 55.28 +30 27 15.9 V L18
2022-02-12 21:00:42 C 04 39 55.33 +30 27 16.0 V L18
2022-02-12 21:01:16 C 04 39 55.53 +30 27 13.7 V L18
2022-02-12 21:01:33 C 04 39 55.59 +30 27 12.8 V L18
2022-02-12 21:01:50 C 04 39 55.65 +30 27 11.6 V L18
2022-02-12 21:02:07 C 04 39 55.73 +30 27 11.4 V L18
2022-02-12 21:02:24 C 04 39 55.83 +30 27 11.5 V L18
2022-02-12 21:02:41 C 04 39 55.90 +30 27 10.5 V L18
2022-02-13 06:38:38 C 04 42 37.13 +30 09 21.2 V T05
2022-02-13 06:43:30 C 04 42 38.38 +30 09 11.5 V T05
2022-02-13 06:51:32 C 04 42 40.45 +30 08 55.4 V T05
2022-02-13 07:07:34 C 04 42 44.60 +30 08 23.1 V T05
2022-02-13 07:18:17 C 04 42 47.30 +30 08 02.7 V T08
2022-02-13 07:23:01 C 04 42 48.53 +30 07 53.1 V T08
2022-02-13 07:32:37 C 04 42 51.02 +30 07 33.5 V T08
2022-02-13 08:23:41 C 04 43 04.38 +30 05 48.7 V T08
2022-02-13 17:33:27 C 04 45 43.22 +29 47 06.2 X G02
2022-02-13 17:41:43 C 04 45 45.43 +29 46 49.6 X G02
2022-02-13 17:49:49 C 04 45 47.60 +29 46 33.3 X G02
2022-02-13 22:10:41 V 04 46 58.07 +29 37 33.1 14.9 V 270
2022-02-13 22:10:41 v 1 016.33587 +48.20420 270
2022-02-13 22:42:27 V 04 47 07.44 +29 36 24.3 15.0 V 270
2022-02-13 22:42:27 v 1 016.33587 +48.20420 270
2022-02-13 23:17:29 V 04 47 17.17 +29 35 10.0 14.6 V 270
2022-02-13 23:17:29 v 1 016.33587 +48.20420 270
2022-02-14 00:03:58 V 04 47 30.35 +29 33 29.0 14.5 V 270
2022-02-14 00:03:58 v 1 016.33587 +48.20420 270
2022-02-14 08:12:34 C 04 49 51.47 +29 17 28.3 V T08
2022-02-14 08:18:34 C 04 49 53.10 +29 17 15.1 V T08
2022-02-14 08:39:26 C 04 49 58.79 +29 16 29.4 V T08
2022-02-14 08:48:45 C 04 50 01.35 +29 16 08.8 V T08
2022-02-14 09:14:15 C 04 50 08.38 +29 15 12.1 V T08
2022-02-14 09:21:33 C 04 50 10.40 +29 14 55.9 V T08
2022-02-14 09:30:51 C 04 50 12.97 +29 14 35.2 V T08
2022-02-14 10:10:41 V 04 50 29.14 +29 13 08.0 14.6 V 270
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)