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
2017-10-16 19:51:03 C 21 33 08.70 +02 09 52.6 U 130
2017-10-17 03:51:27 C 21 32 27.53 +02 34 23.2 U 703
2017-10-17 03:59:18 C 21 32 26.78 +02 34 47.5 U 703
2017-10-17 04:07:08 C 21 32 26.01 +02 35 11.4 U 703
2017-10-17 04:15:00 C 21 32 25.31 +02 35 35.6 U 703
2017-10-23 02:25:17 C 21 22 25.71 +09 23 14.7 U G96
2017-10-23 02:33:32 C 21 22 25.17 +09 23 36.8 U G96
2017-10-23 02:41:42 C 21 22 24.59 +09 23 58.9 U G96
2017-10-23 02:49:55 C 21 22 24.02 +09 24 21.2 U G96
2017-11-02 21:35:20 S 21 12 53.88 +19 47 05.8 L C51
2017-11-03 00:43:50 S 21 12 50.30 +19 53 48.8 L C51
2017-11-03 03:52:31 S 21 12 46.79 +20 00 30.6 L C51
2017-11-03 07:01:01 S 21 12 43.32 +20 07 11.5 L C51
2017-11-03 08:35:16 S 21 12 41.64 +20 10 31.8 L C51
2017-11-03 10:09:31 S 21 12 39.94 +20 13 51.2 L C51
2017-11-03 11:43:47 S 21 12 38.30 +20 17 10.7 L C51
2017-11-03 13:18:12 S 21 12 36.68 +20 20 29.9 L C51
2017-11-03 14:52:28 S 21 12 35.01 +20 23 48.8 L C51
2017-11-03 16:26:43 S 21 12 33.43 +20 27 07.3 L C51
2017-11-03 18:00:57 S 21 12 31.83 +20 30 26.1 L C51
2017-11-03 19:35:12 S 21 12 30.22 +20 33 43.8 L C51
2017-11-03 21:09:27 S 21 12 28.591 +20 37 02.14 L C51
2017-11-03 21:09:38 S 21 12 28.630 +20 37 02.06 L C51
2017-11-04 00:18:08 S 21 12 25.62 +20 43 36.7 L C51
2017-11-04 03:26:39 S 21 12 22.59 +20 50 10.6 L C51
2017-11-04 06:35:09 S 21 12 19.65 +20 56 43.9 L C51
2017-11-04 06:35:20 S 21 12 19.68 +20 56 44.0 L C51
2018-02-25 07:41:20 S 05 40 34.769 +62 44 36.02 L C51
2018-02-25 10:49:50 S 05 41 36.917 +62 38 26.52 L C51
2018-02-25 13:58:20 S 05 42 38.611 +62 32 16.58 L C51
2018-02-25 17:06:39 S 05 43 39.931 +62 26 05.06 L C51
2018-02-25 20:15:09 S 05 44 40.942 +62 19 52.03 L C51
2018-02-25 23:23:40 S 05 45 41.652 +62 13 36.59 L C51
2018-02-26 05:40:40 S 05 47 42.000 +62 01 03.11 L C51
2018-02-26 08:48:59 S 05 48 41.47 +61 54 44.7 L C51
2018-02-26 08:49:10 S 05 48 41.55 +61 54 43.3 L C51
2018-02-26 11:57:29 S 05 49 40.66 +61 48 24.6 L C51
2018-02-26 15:05:59 S 05 50 39.71 +61 42 02.1 L C51
2018-02-26 18:14:30 S 05 51 38.40 +61 35 39.3 L C51
2018-02-26 21:22:59 S 05 52 36.61 +61 29 14.9 L C51
2018-02-27 00:31:30 S 05 53 34.486 +61 22 49.26 L C51
2018-02-27 03:39:49 S 05 54 32.102 +61 16 22.80 L C51
2018-02-27 06:48:19 S 05 55 29.24 +61 09 55.3 L C51
2018-02-27 09:56:49 S 05 56 26.12 +61 03 26.6 L C51
2018-02-27 11:31:05 S 05 56 54.56 +61 00 11.5 L C51
2018-02-27 13:05:19 S 05 57 23.03 +60 56 55.5 L C51
2018-02-27 16:13:49 S 05 58 19.04 +60 50 23.9 L C51
2018-02-27 19:22:09 S 05 59 15.05 +60 43 51.8 L C51
2018-02-27 20:56:23 S 05 59 42.96 +60 40 35.0 L C51
2018-02-27 22:30:38 S 06 00 10.75 +60 37 18.2 L C51