96590 (1998 XB)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3511853456 ± 4.60e-09
Semi-major axis (a)0.9078765079 AU ± 1.03e-10
Inclination (i)13.60322397° ± 3.51e-07
Long. of Asc. Node (Ω)75.68256575° ± 1.48e-06
Arg. of Perihelion (ω)202.71688537° ± 1.39e-06
Mean Anomaly (M)253.62742900° ± 1.02e-06
Mean Motion (n)1.1393892259°/day ± 1.94e-10
Perihelion dist (q)0.58904358 AU ± 4.18e-09
Aphelion dist (Q)1.22670943 AU ± 4.18e-09
Orbital Period0.86504792 yr ± 1.48e-10
Physical Parameters
H (abs. magnitude)16.28
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.247″
Uncertainty0
Orbit TypeAten
MOID0.113404 AU
Observations Used3187
Radar Obs Used15
Gaia Obs Used37
Oppositions4
Arc Total1992-2025
First Observation Used1992-01-01
Last Observation Used2025-11-08
Observations (3570)
Date Type RA Dec Mag Band Observatory
1999-01-19 05:45:04 C 13 52 55.69 +29 56 59.9 z 104
1999-01-19 05:46:59 C 13 52 56.11 +29 57 01.2 z 104
1999-01-21 21:54:50 C 14 08 11.96 +30 48 39.7 16.9 327
1999-01-21 22:00:06 C 14 08 13.20 +30 48 43.9 327
1999-01-21 22:05:19 C 14 08 14.45 +30 48 48.1 327
1999-01-21 22:10:33 C 14 08 15.71 +30 48 52.2 327
1999-01-21 22:49:41 C 14 08 26.63 +30 49 10.1 z 587
1999-01-21 22:53:15 C 14 08 27.50 +30 49 12.9 z 587
1999-01-25 12:08:42 C 14 30 13.54 +31 55 11.4 z 711
1999-01-25 12:12:59 C 14 30 14.65 +31 55 14.6 z 711
1999-02-05 17:20:12 C 15 50 55.63 +34 18 38.7 z 355
1999-02-05 17:31:47 C 15 50 59.37 +34 18 41.6 z 355
1999-02-05 17:41:02 C 15 51 02.41 +34 18 44.9 z 355
1999-02-09 04:35:27 C 16 19 12.98 +34 27 36.6 118
1999-02-09 04:45:40 C 16 19 16.45 +34 27 36.5 118
1999-02-15 08:02:29 C 17 11 39.71 +33 42 34.1 16.8 z 292
1999-02-15 08:12:31 C 17 11 43.23 +33 42 27.5 17.3 z 292
1999-02-15 08:22:30 C 17 11 46.79 +33 42 22.0 16.6 z 292
1999-02-16 04:02:33 C 17 18 51.29 +33 29 49.5 118
1999-02-16 04:04:10 C 17 18 51.87 +33 29 48.5 118
1999-02-16 04:07:28 C 17 18 53.03 +33 29 46.4 118
1999-02-28 02:27:08 C 18 58 09.93 +27 36 41.6 z 151
1999-02-28 02:32:54 C 18 58 11.71 +27 36 33.0 z 151
1999-02-28 02:39:39 C 18 58 13.57 +27 36 24.3 z 151
1999-09-11 02:53:17 C 08 15 16.23 +21 14 46.6 d 046
1999-09-11 02:56:36 C 08 15 16.71 +21 14 46.3 d 046
1999-09-11 02:58:13 C 08 15 16.93 +21 14 46.0 d 046
1999-09-11 02:59:53 C 08 15 17.17 +21 14 45.4 d 046
1999-09-11 03:07:14 C 08 15 18.13 +21 14 44.1 d 046
1999-09-11 03:08:55 C 08 15 18.37 +21 14 44.5 d 046
1999-09-12 02:42:40 C 08 18 19.13 +21 11 36.6 d 046
1999-09-12 02:44:23 C 08 18 19.36 +21 11 37.1 d 046
1999-09-12 02:46:01 C 08 18 19.52 +21 11 36.8 d 046
1999-09-12 02:49:39 C 08 18 19.97 +21 11 35.5 d 046
1999-09-12 02:58:52 C 08 18 21.17 +21 11 34.6 d 046
1999-09-12 03:00:31 C 08 18 21.37 +21 11 34.4 d 046
1999-12-15 20:03:14 C 13 39 33.37 +03 21 52.8 360
1999-12-15 20:06:44 C 13 39 34.00 +03 21 49.7 360
1999-12-15 20:10:45 C 13 39 34.70 +03 21 46.4 360
2002-12-29 11:10:33 C 23 00 15.67 -15 10 25.3 e 413
2002-12-29 11:20:26 C 23 00 17.57 -15 10 08.5 e 413
2003-01-20 02:07:49 C 00 25 53.84 -01 27 54.9 c 699
2003-01-20 02:23:28 C 00 25 55.98 -01 27 32.2 c 699
2003-01-20 02:39:05 C 00 25 58.38 -01 27 08.8 c 699
2003-01-20 02:54:45 C 00 26 00.52 -01 26 45.5 c 699
2003-01-30 02:09:19 C 00 59 08.61 +04 00 57.0 c 699
2003-01-30 02:24:39 C 00 59 10.66 +04 01 16.1 c 699
2003-01-30 02:39:59 C 00 59 12.67 +04 01 35.5 c 699
2003-01-30 02:55:23 C 00 59 14.74 +04 01 55.1 c 699
2003-02-03 02:08:24 C 01 11 46.39 +06 02 10.0 c 699
Radar Observations (15)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2012-02-05 10:48:00 58035.9912 0.02 Hz 2380 -1 -1
2012-02-05 11:12:00 377374179.08 3 us 2380 -1 -1
2012-02-10 11:01:00 28917.3909 0.01 Hz 2380 -1 -1
2012-02-10 12:37:00 369712388.77 3 us 2380 -1 -1
2016-11-12 09:00:00 113650.438 0.1 Hz 8560 -14 -14
2016-11-12 09:40:00 121336520.66 2 us 8560 -14 -14
2016-11-13 09:00:00 120435782.66 1 us 8560 -14 -14
2016-11-15 08:40:00 16927.294 0.1 Hz 8560 -14 -14
2016-11-26 09:30:00 139487903.11 3 us 8560 -14 -14
2016-11-27 08:30:00 143109946.96 4 us 8560 -14 -14
2016-12-05 01:48:00 -154186.8633 0.02 Hz 2380 -1 -1
2016-12-05 02:33:00 180730401.07 1 us 2380 -1 -1
2017-06-22 18:13:00 116460.6373 0.05 Hz 2380 -1 -1
2018-03-29 14:33:00 -109240.9267 0.01 Hz 2380 -1 -1
2018-03-29 15:36:00 285955683.56 4 us 2380 -1 -1
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)