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
2005-10-29 11:04:03 C 10 12 52.16 +17 19 53.1 r 703
2005-10-29 11:09:32 C 10 12 52.84 +17 19 51.2 r 703
2005-10-29 11:15:06 C 10 12 53.53 +17 19 50.0 r 703
2005-10-29 11:20:41 C 10 12 54.25 +17 19 48.3 r 703
2005-12-01 11:31:56 C 12 00 18.93 +12 54 22.2 r 703
2005-12-01 11:41:32 C 12 00 20.37 +12 54 19.1 r 703
2005-12-01 11:51:14 C 12 00 21.78 +12 54 14.4 r 703
2005-12-01 12:00:56 C 12 00 23.22 +12 54 11.6 r 703
2005-12-08 11:15:33 C 12 25 47.21 +11 41 36.5 18.4 c 704
2005-12-08 11:34:32 C 12 25 50.05 +11 41 28.1 18.9 c 704
2005-12-08 11:53:38 C 12 25 53.02 +11 41 19.9 18.8 c 704
2005-12-08 12:12:26 C 12 25 55.91 +11 41 11.7 18.8 c 704
2006-01-09 11:20:48 C 14 44 24.56 +04 06 16.5 r H45
2006-01-09 11:28:56 C 14 44 26.24 +04 06 10.9 r H45
2006-01-14 10:47:53 C 15 10 00.97 +02 32 26.2 r H45
2009-11-25 10:42:32 C 21 41 04.54 -33 38 12.1 r E12
2009-11-25 10:45:47 C 21 41 05.54 -33 38 04.5 r E12
2009-11-27 10:48:08 C 21 55 36.48 -31 42 59.8 r E12
2009-11-27 10:50:38 C 21 55 37.19 -31 42 53.5 r E12
2009-12-06 01:16:38 C 22 48 54.72 -23 01 18.0 r H53
2009-12-06 01:18:39 C 22 48 55.10 -23 01 13.4 r H53
2009-12-06 01:20:40 C 22 48 55.57 -23 01 07.9 r H53
2009-12-06 01:22:39 C 22 48 55.79 -23 01 03.2 r H53
2009-12-06 01:24:38 C 22 48 56.59 -23 00 57.9 r H53
2009-12-06 01:26:40 C 22 48 56.86 -23 00 52.8 r H53
2009-12-11 01:19:41 C 23 14 11.65 -18 01 20.3 r H53
2009-12-11 01:22:41 C 23 14 12.20 -18 01 12.3 r H53
2009-12-11 01:24:42 C 23 14 12.57 -18 01 06.6 r H53
2009-12-11 01:26:43 C 23 14 12.99 -18 01 01.9 r H53
2009-12-11 01:28:43 C 23 14 13.31 -18 00 57.3 r H53
2009-12-11 01:31:40 C 23 14 14.01 -18 00 49.5 r H53
2009-12-18 01:31:33 C 23 44 26.96 -11 28 51.4 17.5 c 704
2009-12-18 01:49:47 C 23 44 29.90 -11 28 10.9 17.8 c 704
2009-12-18 02:08:10 C 23 44 32.85 -11 27 30.0 17.8 c 704
2009-12-18 02:56:17 C 23 44 40.62 -11 25 43.5 17.9 c 704
2010-01-02 18:31:58 C 00 38 21.92 +00 38 12.4 w 160
2010-01-02 18:34:56 C 00 38 22.31 +00 38 17.6 w 160
2010-01-02 18:38:07 C 00 38 22.78 +00 38 22.7 w 160
2010-01-12 01:59:37 C 01 05 12.35 +06 18 11.8 19.1 c 704
2010-01-12 02:17:30 C 01 05 14.33 +06 18 34.8 19.3 c 704
2010-01-12 02:35:45 C 01 05 16.47 +06 19 02.8 19.2 c 704
2010-01-12 02:53:42 C 01 05 18.44 +06 19 26.0 19.5 c 704
2010-01-12 03:11:30 C 01 05 20.39 +06 19 51.6 19.3 c 704
2010-01-16 01:50:13 C 01 16 05.31 +08 27 13.9 18.2 c 704
2010-01-16 01:51:51 C 01 16 05.62 +08 27 15.3 r G96
2010-01-16 02:00:16 C 01 16 06.52 +08 27 26.2 r G96
2010-01-16 02:08:04 C 01 16 07.28 +08 27 37.2 18.4 c 704
2010-01-16 02:08:45 C 01 16 07.46 +08 27 37.2 r G96
2010-01-16 02:17:15 C 01 16 08.40 +08 27 48.3 r G96
2010-01-16 02:25:50 C 01 16 09.21 +08 28 00.3 18.3 c 704
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)