523915 (1997 VM4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8166183325 ± 3.63e-08
Semi-major axis (a)2.6075124042 AU ± 1.43e-08
Inclination (i)14.47157325° ± 2.79e-05
Long. of Asc. Node (Ω)44.47744859° ± 1.75e-05
Arg. of Perihelion (ω)125.99975853° ± 2.08e-05
Mean Anomaly (M)196.45285765° ± 5.12e-06
Mean Motion (n)0.2340845236°/day ± 1.93e-09
Perihelion dist (q)0.47816997 AU ± 9.47e-08
Aphelion dist (Q)4.73685484 AU ± 9.82e-08
Orbital Period4.21055723 yr ± 3.47e-08
Physical Parameters
H (abs. magnitude)18.57
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.524″
Uncertainty0
Orbit TypeApollo
MOID0.112446 AU
Observations Used241
Oppositions17
Arc Total1997-2019
First Observation Used1997-11-06
Last Observation Used2019-06-27
Observations (256)
Date Type RA Dec Mag Band Observatory
2014-11-23 04:45:06 C 01 59 29.96 +16 44 14.9 R G45
2014-11-23 04:51:16 C 01 59 28.74 +16 44 14.4 R G45
2014-11-23 04:57:13 C 01 59 27.55 +16 44 13.4 R G45
2014-11-23 05:10:39 C 01 59 24.97 +16 44 11.9 R G45
2014-11-24 04:35:02 C 01 54 54.97 +16 41 17.4 R G45
2014-11-24 04:50:51 C 01 54 51.80 +16 41 14.7 R G45
2014-11-24 05:00:29 C 01 54 49.88 +16 41 14.1 R G45
2014-11-24 05:06:27 C 01 54 48.73 +16 41 13.3 R G45
2014-11-25 04:33:01 C 01 50 13.33 +16 37 58.8 R G45
2014-11-25 04:39:16 C 01 50 12.14 +16 37 57.9 R G45
2014-11-25 04:45:14 C 01 50 10.88 +16 37 56.9 R G45
2014-11-25 04:48:50 C 01 50 10.19 +16 37 56.4 R G45
2014-11-25 04:54:47 C 01 50 08.96 +16 37 55.1 R G45
2014-11-25 05:11:38 C 01 50 05.32 +16 37 51.9 q H45
2014-11-25 05:13:41 C 01 50 04.88 +16 37 51.6 q H45
2014-11-25 05:15:48 C 01 50 04.47 +16 37 51.4 q H45
2014-11-25 05:17:43 C 01 50 04.09 +16 37 50.7 q H45
2014-11-25 05:19:51 C 01 50 03.68 +16 37 50.6 q H45
2014-11-25 05:21:33 C 01 50 03.29 +16 37 50.1 q H45
2014-11-26 04:18:07 C 01 45 29.69 +16 34 21.8 R G45
2014-11-26 04:30:20 C 01 45 27.17 +16 34 19.9 R G45
2014-11-26 04:36:18 C 01 45 25.97 +16 34 18.8 R G45
2014-11-26 04:39:53 C 01 45 25.24 +16 34 18.5 R G45
2014-11-26 04:45:52 C 01 45 23.99 +16 34 17.8 R G45
2014-11-27 05:11:29 C 01 40 27.29 +16 30 12.1 q H45
2014-11-27 05:16:30 C 01 40 26.25 +16 30 11.4 q H45
2014-11-27 05:17:24 C 01 40 26.07 +16 30 11.1 q H45
2014-11-27 05:19:24 C 01 40 25.68 +16 30 10.9 q H45
2014-11-27 05:20:53 C 01 40 25.34 +16 30 10.2 q H45
2014-11-27 05:23:13 C 01 40 24.86 +16 30 10.0 q H45
2014-12-11 20:37:26 C 00 24 51.66 +14 55 43.4 q 160
2014-12-11 20:40:28 C 00 24 50.98 +14 55 41.9 q 160
2014-12-11 20:43:31 C 00 24 50.17 +14 55 41.8 q 160
2014-12-20 03:59:01 S 23 41 55.92 +13 39 58.7 L C51
2014-12-20 03:59:12 S 23 41 55.84 +13 39 58.1 L C51
2014-12-20 07:08:26 S 23 41 15.69 +13 38 39.2 L C51
2014-12-20 08:43:03 S 23 40 55.62 +13 38 00.5 L C51
2014-12-20 11:52:17 S 23 40 15.50 +13 36 42.6 L C51
2014-12-23 17:41:26 C 23 23 49.25 +13 03 08.4 t K38
2014-12-23 18:14:30 C 23 23 42.16 +13 02 53.3 t K38
2015-01-01 18:27:22 C 22 37 40.90 +11 10 26.5 q K38
2015-01-01 18:48:38 C 22 37 36.22 +11 10 12.7 q K38
2018-10-29 04:14:25 C 01 26 31.62 +00 49 22.8 u H21
2018-10-29 04:38:33 C 01 26 30.06 +00 49 16.4 u H21
2018-10-29 04:45:24 C 01 26 29.63 +00 49 15.3 u H21
2018-10-30 03:15:53 C 01 25 04.02 +00 43 51.6 u H21
2018-10-30 03:23:46 C 01 25 03.49 +00 43 50.0 u H21
2018-10-30 03:51:30 C 01 25 01.70 +00 43 42.7 u H21
2019-06-26 18:56:14 S 09 37 33.718 -66 43 11.82 L C51
2019-06-26 22:04:44 S 09 41 30.662 -67 03 37.62 L C51