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
2008-02-13 20:38:11 C 06 36 58.49 +30 35 12.4 o A57
2008-02-14 17:47:15 C 06 46 08.49 +28 50 50.1 o A78
2008-02-14 17:50:59 C 06 46 10.01 +28 50 31.8 o A78
2008-02-14 17:55:36 C 06 46 11.90 +28 50 08.7 o A78
2008-02-14 18:04:11 C 06 46 15.39 +28 49 26.2 o A78
2008-02-14 21:20:57 C 06 47 34.98 +28 32 45.0 c A48
2008-02-14 21:24:29 C 06 47 36.42 +28 32 26.7 c A48
2008-02-14 21:28:02 C 06 47 37.86 +28 32 08.3 c A48
2008-02-14 21:31:34 C 06 47 39.29 +28 31 50.2 c A48
2008-02-15 20:05:24 C 06 57 32.05 +26 32 17.8 r J94
2008-02-15 20:11:35 C 06 57 34.52 +26 31 45.3 r J94
2008-02-15 20:23:01 C 06 57 39.23 +26 30 43.9 r J94
2008-02-15 20:48:19 C 06 57 47.43 +26 28 35.8 r 118
2008-02-15 20:51:46 C 06 57 48.86 +26 28 16.8 r 118
2008-02-15 20:53:30 C 06 57 49.57 +26 28 07.3 r 118
2008-02-15 20:57:50 C 06 57 51.34 +26 27 43.6 r 118
2008-02-15 20:59:34 C 06 57 52.05 +26 27 34.2 r 118
2008-02-15 21:01:18 C 06 57 52.76 +26 27 24.6 r 118
2008-02-15 21:02:10 C 06 57 53.11 +26 27 19.8 r 118
2008-02-15 21:02:56 C 06 57 53.87 +26 27 29.6 r A81
2008-02-15 21:04:59 C 06 57 54.70 +26 27 18.3 r A81
2008-02-15 21:07:03 C 06 57 55.53 +26 27 07.1 r A81
2008-02-15 21:09:06 C 06 57 56.37 +26 26 55.8 r A81
2008-02-15 21:12:18 C 06 57 57.67 +26 26 38.3 r A81
2008-02-15 21:14:21 C 06 57 58.51 +26 26 27.0 r A81
2008-02-15 22:29:28 C 06 58 30.08 +26 19 15.4 o 510
2008-02-15 22:30:24 C 06 58 30.45 +26 19 10.4 o 510
2008-02-15 22:30:31 C 06 58 30.50 +26 19 09.6 o 510
2008-02-16 01:32:19 C 06 59 57.41 +26 02 51.8 P 716
2008-02-16 02:26:55 C 07 00 19.80 +25 57 57.2 P 716
2008-02-16 03:19:47 C 07 00 41.32 +25 53 08.8 P 716
2008-02-16 04:05:09 C 07 00 59.69 +25 48 58.4 P 716
2008-02-16 04:51:40 C 07 01 18.55 +25 44 40.1 P 716
2008-02-16 18:15:21 C 07 07 14.78 +24 28 47.0 r 118
2008-02-16 18:17:57 C 07 07 15.85 +24 28 32.3 r 118
2008-02-16 18:19:41 C 07 07 16.57 +24 28 22.6 r 118
2008-02-16 18:21:24 C 07 07 17.29 +24 28 12.7 r 118
2008-02-16 19:52:51 C 07 07 55.06 +24 19 33.1 13.0 r A97
2008-02-16 20:03:19 C 07 07 59.36 +24 18 33.3 13.1 r A97
2008-02-16 20:13:26 C 07 08 03.52 +24 17 35.3 12.9 r A97
2008-02-16 20:23:02 C 07 08 07.44 +24 16 40.4 13.1 r A97
2008-02-16 20:24:19 C 07 08 07.99 +24 16 32.9 13.0 r A97
2008-02-16 20:28:50 C 07 08 09.74 +24 16 07.1 r 118
2008-02-16 20:30:25 C 07 08 10.49 +24 15 58.0 13.0 r A97
2008-02-16 20:30:33 C 07 08 10.45 +24 15 57.2 r 118
2008-02-16 20:31:25 C 07 08 10.81 +24 15 52.2 r 118
2008-02-16 20:33:10 C 07 08 11.53 +24 15 42.2 r 118
2008-02-16 20:34:02 C 07 08 11.88 +24 15 37.2 r 118
2008-02-16 21:08:48 C 07 08 28.20 +24 12 12.3 c J69
2008-02-16 21:09:53 C 07 08 28.63 +24 12 05.8 c J69
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)