2015 XW377

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5864838762 ± 2.94e-08
Semi-major axis (a)2.5371437593 AU ± 1.39e-08
Inclination (i)12.59321340° ± 5.85e-06
Long. of Asc. Node (Ω)143.07592106° ± 3.14e-05
Arg. of Perihelion (ω)10.19719127° ± 2.92e-05
Mean Anomaly (M)148.87576908° ± 8.81e-06
Mean Motion (n)0.2438903755°/day ± 2.00e-09
Perihelion dist (q)1.04914985 AU ± 7.49e-08
Aphelion dist (Q)4.02513767 AU ± 7.78e-08
Orbital Period4.04126764 yr ± 3.31e-08
Physical Parameters
H (abs. magnitude)21.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.289″
Uncertainty0
Orbit TypeAmor
MOID0.065359 AU
Observations Used53
Oppositions4
Arc Total2015-2020
First Observation Used2015-12-09
Last Observation Used2020-04-10
Observations (54)
Date Type RA Dec Mag Band Observatory
2015-12-09 09:44:59 C 04 26 51.658 -11 46 11.60 L F51
2015-12-09 10:16:52 C 04 26 49.649 -11 46 22.54 L F51
2015-12-09 10:32:46 C 04 26 48.635 -11 46 28.11 L F51
2015-12-10 11:06:24 C 04 25 20.945 -11 54 46.06 t 568
2015-12-10 11:07:57 C 04 25 20.837 -11 54 46.43 t 568
2015-12-10 11:09:29 C 04 25 20.751 -11 54 46.92 t 568
2015-12-10 11:11:12 C 04 25 20.644 -11 54 47.55 t 568
2015-12-10 11:12:46 C 04 25 20.540 -11 54 48.06 t 568
2015-12-11 02:11:40 C 04 24 27.40 -11 59 19.8 u 807
2015-12-11 02:25:00 C 04 24 26.57 -11 59 23.5 u 807
2015-12-11 02:37:55 C 04 24 25.75 -11 59 27.8 u 807
2015-12-15 02:24:43 C 04 18 34.45 -12 23 48.4 u 807
2015-12-15 02:34:15 C 04 18 33.84 -12 23 50.2 u 807
2015-12-15 02:43:47 C 04 18 33.22 -12 23 52.3 u 807
2016-01-10 05:03:34 C 03 45 46.81 -09 59 15.8 o 291
2016-01-10 05:08:13 C 03 45 46.66 -09 59 12.8 o 291
2016-01-10 05:12:53 C 03 45 46.38 -09 59 10.6 o 291
2016-01-11 05:26:15 C 03 45 02.031 -09 42 10.42 L F51
2016-01-11 06:01:01 C 03 45 00.827 -09 41 45.87 L F51
2016-01-11 06:31:32 C 03 44 59.732 -09 41 23.71 L F51
2016-02-11 02:09:33 C 03 51 42.10 +05 49 14.1 o 926
2016-02-11 02:19:54 C 03 51 42.57 +05 49 32.8 o 926
2016-02-11 02:30:14 C 03 51 43.09 +05 49 51.9 o 926
2016-03-01 05:56:05 C 04 31 51.827 +23 59 26.55 V F51
2016-03-01 06:12:35 C 04 31 53.887 +24 00 14.31 V F51
2016-03-01 06:29:01 C 04 31 55.966 +24 01 01.55 V F51
2016-03-20 03:16:48 C 06 16 17.19 +48 24 00.5 o 926
2016-03-20 03:24:57 C 06 16 20.19 +48 24 24.6 o 926
2016-03-20 03:30:37 C 06 16 22.16 +48 24 41.5 o 926
2016-03-21 06:22:22 C 06 26 44.573 +49 44 50.54 V F51
2016-03-21 06:41:00 C 06 26 51.832 +49 45 43.76 V F51
2016-04-17 07:54:41 C 11 38 17.333 +51 51 38.28 V F51
2016-04-17 08:14:58 C 11 38 23.345 +51 50 59.03 V F51
2016-04-25 06:13:07 C 12 24 53.83 +45 30 38.2 o 926
2016-04-25 06:24:48 C 12 24 55.97 +45 30 14.4 o 926
2016-04-25 06:36:31 C 12 24 58.18 +45 29 50.0 o 926
2016-04-25 10:52:12 C 12 25 46.812 +45 21 12.83 V F51
2016-04-25 11:11:05 C 12 25 50.348 +45 20 32.97 V F51
2016-04-25 11:29:59 C 12 25 53.838 +45 19 53.73 V F51
2019-11-28 09:41:31 C 04 50 21.040 -09 33 17.97 V T12
2019-11-28 09:43:46 C 04 50 20.938 -09 33 19.30 V T12
2019-11-28 10:24:35 C 04 50 19.102 -09 33 43.14 V T12
2019-11-28 10:26:33 C 04 50 19.012 -09 33 44.32 V T12
2019-12-15 04:49:29 C 04 29 17.76 -12 28 42.7 V 807
2019-12-15 05:00:36 C 04 29 17.04 -12 28 45.4 V 807
2019-12-15 05:11:41 C 04 29 16.34 -12 28 48.0 V 807
2019-12-16 04:15:45 C 04 27 53.37 -12 34 02.2 V 807
2019-12-16 04:21:57 C 04 27 52.98 -12 34 04.3 V 807
2020-01-16 21:23:18 C 03 51 15.294 -08 19 54.13 V J04
2020-01-16 21:32:50 C 03 51 15.026 -08 19 45.12 V J04