496837 (1998 SB15)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1614435561 ± 2.39e-08
Semi-major axis (a)1.2264520826 AU ± 4.90e-10
Inclination (i)15.62541756° ± 1.08e-05
Long. of Asc. Node (Ω)6.74188239° ± 6.33e-06
Arg. of Perihelion (ω)67.69616155° ± 2.84e-05
Mean Anomaly (M)302.46669952° ± 2.52e-05
Mean Motion (n)0.7256653705°/day ± 4.35e-10
Perihelion dist (q)1.02844930 AU ± 2.93e-08
Aphelion dist (Q)1.42445487 AU ± 2.93e-08
Orbital Period1.35823800 yr ± 8.14e-10
Physical Parameters
H (abs. magnitude)20.83
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.424″
Uncertainty0
Orbit TypeAmor
MOID0.110614 AU
Observations Used184
Oppositions6
Arc Total1998-2021
First Observation Used1998-09-21
Last Observation Used2021-08-03
Observations (378)
Date Type RA Dec Mag Band Observatory
1998-09-27 07:56:49 C 23 50 48.15 -11 22 57.0 a 699
1998-09-27 21:21:34 C 23 47 56.53 -10 37 31.9 557
1998-09-27 21:24:06 C 23 47 55.95 -10 37 23.2 557
1998-09-27 21:26:38 C 23 47 55.36 -10 37 14.7 557
1998-10-01 11:42:14 C 23 28 50.37 -05 21 21.0 z 402
1998-10-01 11:44:15 C 23 28 49.93 -05 21 13.4 z 402
1998-10-01 11:46:15 C 23 28 49.44 -05 21 05.0 z 402
1998-10-09 19:56:51 C 22 43 57.56 +08 11 51.7 046
1998-10-09 19:58:02 C 22 43 57.29 +08 11 56.8 046
1998-10-09 19:59:26 C 22 43 56.97 +08 12 02.6 046
1998-10-09 20:00:31 C 22 43 56.69 +08 12 06.9 046
1998-10-09 20:01:44 C 22 43 56.44 +08 12 12.0 046
1998-10-12 21:57:55 C 22 28 22.79 +13 05 02.7 z 587
1998-10-12 22:01:14 C 22 28 22.08 +13 05 17.1 z 587
1998-10-12 22:11:04 C 22 28 19.92 +13 05 54.1 z 587
1998-10-13 13:08:45 C 22 25 17.96 +14 04 18.3 422
1998-10-13 13:10:11 C 22 25 17.68 +14 04 23.6 422
1998-10-13 21:49:44 C 22 23 34.84 +14 35 35.6 557
1998-10-13 21:51:04 C 22 23 34.54 +14 35 40.9 557
1998-10-13 21:52:25 C 22 23 34.25 +14 35 45.9 557
1998-10-14 11:55:30 C 22 20 49.65 +15 28 21.6 360
1998-10-14 11:59:15 C 22 20 48.81 +15 28 35.4 360
1998-10-14 12:02:59 C 22 20 48.01 +15 28 49.4 360
1998-10-19 06:59:02 C 21 59 51.46 +22 02 49.3 658
1998-10-19 07:01:32 C 21 59 50.99 +22 02 58.0 658
1998-10-19 07:06:56 C 21 59 50.04 +22 03 13.5 658
1998-10-20 18:52:31 C 21 54 01.74 +23 53 12.1 118
1998-10-20 18:55:55 C 21 54 01.24 +23 53 22.2 118
1998-10-21 11:58:14 C 21 51 20.56 +24 43 50.3 360
1998-10-21 12:04:00 C 21 51 19.57 +24 44 07.2 360
1998-10-21 12:07:14 C 21 51 19.05 +24 44 16.9 360
1998-11-11 03:18:05 C 21 02 28.84 +41 34 00.4 658
1998-11-11 03:24:17 C 21 02 28.55 +41 34 08.8 658
1998-11-11 03:37:58 C 21 02 27.69 +41 34 28.6 658
2010-01-30 17:00:20 S 14 49 04.723 -05 59 09.74 L C51
2010-01-30 20:10:51 S 14 49 18.70 -06 02 22.2 L C51
2010-01-30 23:21:22 S 14 49 32.76 -06 05 33.8 L C51
2010-01-30 23:21:33 S 14 49 32.72 -06 05 35.4 L C51
2010-01-31 02:32:04 S 14 49 46.992 -06 08 44.52 L C51
2010-01-31 07:17:56 S 14 50 07.87 -06 13 32.7 L C51
2010-01-31 12:03:48 S 14 50 28.87 -06 18 20.5 L C51
2010-01-31 13:38:59 S 14 50 35.72 -06 19 57.2 L C51
2010-01-31 18:24:50 S 14 50 56.710 -06 24 45.36 L C51
2010-01-31 20:00:11 S 14 51 03.68 -06 26 22.1 L C51
2010-02-01 02:21:14 S 14 51 31.48 -06 32 45.9 L C51
2010-02-01 11:52:58 S 14 52 13.092 -06 42 24.70 L C51
2010-08-01 23:43:50 S 14 12 14.366 -39 57 45.83 L C51
2010-08-02 12:25:54 S 14 13 32.196 -39 57 45.72 L C51
2010-08-02 15:36:25 S 14 13 51.624 -39 57 47.05 L C51
2010-08-02 17:11:35 S 14 14 01.214 -39 57 48.38 L C51