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
2014-04-06 03:43:04 C 11 40 42.65 -04 20 26.0 q 703
2014-04-06 03:50:15 C 11 40 41.91 -04 20 32.2 q 703
2014-04-06 03:57:26 C 11 40 40.99 -04 20 40.8 q 703
2017-08-13 12:38:47 C 00 52 49.074 -39 13 39.56 L F51
2017-08-13 12:52:47 C 00 52 48.769 -39 13 41.61 L F51
2017-08-13 13:06:53 C 00 52 48.459 -39 13 43.62 L F51
2017-09-15 12:02:50 C 23 32 35.58 -33 49 52.9 L T05
2017-09-15 12:17:39 C 23 32 32.59 -33 49 28.5 L T05
2017-09-15 12:27:40 C 23 32 30.57 -33 49 12.3 L T05
2017-09-15 12:31:52 C 23 32 29.72 -33 49 05.1 L T05
2017-09-15 12:42:33 C 23 32 27.48 -33 48 45.4 L T05
2017-09-15 12:46:34 C 23 32 26.81 -33 48 40.6 L T05
2017-09-17 10:18:23 C 23 23 45.11 -32 31 10.0 L T05
2017-09-17 10:34:52 C 23 23 41.66 -32 30 40.1 L T05
2017-09-17 10:44:04 C 23 23 39.78 -32 30 22.9 L T05
2017-09-17 10:54:37 C 23 23 37.57 -32 30 04.0 L T05
2017-09-19 10:00:04 C 23 14 26.01 -30 58 45.3 L T08
2017-09-19 10:15:57 C 23 14 22.63 -30 58 13.5 L T08
2017-09-19 10:25:14 C 23 14 20.68 -30 57 53.6 L T08
2017-09-19 10:28:33 C 23 14 19.92 -30 57 49.1 L T08
2017-09-27 08:41:32 C 22 37 31.15 -22 59 32.0 L T08
2017-09-27 08:58:44 C 22 37 27.70 -22 58 41.0 L T08
2017-09-27 09:02:42 C 22 37 26.94 -22 58 29.4 L T08
2017-09-27 09:24:20 C 22 37 22.60 -22 57 24.9 L T08
2017-09-29 06:46:47 C 22 29 08.42 -20 41 08.8 q G96
2017-09-29 06:54:37 C 22 29 06.93 -20 40 44.6 q G96
2017-09-29 07:05:06 C 22 29 04.94 -20 40 12.0 q G96
2017-09-29 07:12:54 C 22 29 03.45 -20 39 47.7 q G96
2017-10-11 03:26:25 C 21 46 58.05 -05 04 26.6 U 703
2017-10-11 03:49:29 C 21 46 54.87 -05 03 10.7 U 703
2017-10-11 07:44:03 C 21 46 26.96 -04 50 08.3 L T08
2017-10-11 07:54:24 C 21 46 25.60 -04 49 34.1 L T08
2017-10-11 08:04:47 C 21 46 24.25 -04 49 00.6 L T08
2017-10-11 08:15:14 C 21 46 22.88 -04 48 25.6 L T08
2017-10-12 04:22:33 C 21 44 07.13 -03 42 39.5 o 691
2017-10-12 04:37:33 C 21 44 05.25 -03 41 50.1 o 691
2017-10-12 04:52:22 C 21 44 03.45 -03 41 02.0 o 691
2017-10-14 04:17:28 C 21 39 03.88 -01 08 10.5 U 703
2017-10-14 04:25:23 C 21 39 03.06 -01 07 47.0 U 703
2017-10-14 04:33:17 C 21 39 02.08 -01 07 21.4 U 703
2017-10-14 18:43:26 C 21 37 39.48 -00 22 39.5 q 246
2017-10-14 18:43:54 C 21 37 39.31 -00 22 38.6 q 246
2017-10-14 18:44:28 C 21 37 39.29 -00 22 35.8 q 246
2017-10-14 18:44:58 C 21 37 39.20 -00 22 34.7 q 246
2017-10-14 18:45:14 C 21 37 39.17 -00 22 33.2 q 246
2017-10-16 03:01:33 C 21 34 38.28 +01 18 22.1 U G96
2017-10-16 03:09:08 C 21 34 37.51 +01 18 45.6 U G96
2017-10-16 03:16:38 C 21 34 36.74 +01 19 08.8 U G96
2017-10-16 03:24:09 C 21 34 35.98 +01 19 31.9 U G96
2017-10-16 19:42:16 C 21 33 09.51 +02 09 25.8 U 130