447903 (2007 XJ20)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5996737226 ± 4.55e-08
Semi-major axis (a)1.6931775170 AU ± 8.94e-09
Inclination (i)10.64825737° ± 7.11e-06
Long. of Asc. Node (Ω)56.54125086° ± 3.09e-05
Arg. of Perihelion (ω)152.01388686° ± 3.23e-05
Mean Anomaly (M)347.82416521° ± 1.46e-05
Mean Motion (n)0.4473614286°/day ± 3.54e-09
Perihelion dist (q)0.67782345 AU ± 7.70e-08
Aphelion dist (Q)2.70853158 AU ± 7.83e-08
Orbital Period2.20319907 yr ± 1.75e-08
Physical Parameters
H (abs. magnitude)18.58
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.368″
Uncertainty0
Orbit TypeApollo
MOID0.150283 AU
Observations Used173
Oppositions9
Arc Total2005-2022
First Observation Used2005-10-28
Last Observation Used2022-10-31
Observations (177)
Date Type RA Dec Mag Band Observatory
2016-12-27 22:57:40 S 12 59 23.856 +19 38 37.07 L C51
2016-12-28 02:06:10 S 13 00 29.028 +19 34 07.14 L C51
2016-12-28 03:40:36 S 13 01 01.778 +19 31 54.37 L C51
2017-08-24 13:34:21 C 01 04 13.540 -11 04 01.39 L F51
2017-08-24 13:53:00 C 01 04 12.601 -11 04 09.35 L F51
2017-08-24 14:30:20 C 01 04 10.726 -11 04 25.41 L F51
2017-09-17 10:15:44 C 00 28 24.800 -14 54 46.97 L F51
2017-09-17 10:32:25 C 00 28 23.580 -14 54 52.31 L F51
2017-09-17 10:49:08 C 00 28 22.384 -14 54 57.64 L F51
2017-09-17 11:05:53 C 00 28 21.161 -14 55 03.02 L F51
2018-11-29 07:54:23 C 04 46 10.34 +27 26 37.6 V G96
2018-11-29 08:27:10 C 04 46 07.31 +27 26 42.3 V G96
2018-11-29 08:34:35 C 04 46 06.66 +27 26 43.2 V G96
2018-11-29 08:42:02 C 04 46 05.96 +27 26 44.3 V G96
2018-12-10 05:17:15 C 04 20 40.26 +27 54 32.5 V G96
2018-12-10 05:25:21 C 04 20 39.40 +27 54 32.7 V G96
2018-12-10 05:33:25 C 04 20 38.57 +27 54 33.1 V G96
2018-12-10 05:41:29 C 04 20 37.71 +27 54 33.4 V G96
2018-12-31 01:43:40 C 03 31 53.28 +27 40 24.2 V G96
2018-12-31 01:51:46 C 03 31 52.60 +27 40 23.5 V G96
2018-12-31 01:59:51 C 03 31 51.94 +27 40 22.9 V G96
2019-07-04 03:59:56 S 01 35 16.272 -25 05 41.57 L C51
2019-07-04 07:08:26 S 01 34 53.448 -25 10 50.12 L C51
2019-07-04 08:42:41 S 01 34 42.048 -25 13 24.49 L C51
2019-07-04 10:16:45 S 01 34 30.624 -25 15 57.56 L C51
2019-07-04 11:51:00 S 01 34 19.291 -25 18 31.28 L C51
2019-07-04 14:59:19 S 01 33 56.501 -25 23 37.86 L C51
2019-07-04 14:59:30 S 01 33 56.436 -25 23 37.97 L C51
2019-07-17 12:58:51 C 00 54 22.67 -32 49 30.6 V T05
2019-07-17 13:22:00 C 00 54 19.26 -32 50 02.0 V T05
2019-07-17 13:22:40 C 00 54 19.25 -32 50 02.9 V T05
2019-07-17 13:33:05 C 00 54 17.62 -32 50 15.1 V T05
2019-07-29 12:19:03 C 00 11 07.36 -37 53 03.4 V T05
2019-07-29 12:25:39 C 00 11 06.33 -37 53 08.6 V T05
2019-07-29 12:29:19 C 00 11 05.67 -37 53 12.0 V T05
2019-07-29 12:36:47 C 00 11 04.42 -37 53 18.5 V T05
2019-07-31 12:09:17 C 00 03 20.49 -38 30 37.7 V T08
2019-07-31 12:14:37 C 00 03 19.52 -38 30 42.9 V T08
2019-07-31 12:26:26 C 00 03 17.49 -38 30 50.4 V T08
2019-07-31 12:42:54 C 00 03 14.77 -38 31 03.5 V T08
2019-08-04 13:20:00 C 23 47 16.89 -39 33 39.6 V T08
2019-08-04 13:27:29 C 23 47 15.48 -39 33 43.1 V T08
2019-08-04 13:32:07 C 23 47 14.77 -39 33 45.2 V T08
2019-08-04 13:48:14 C 23 47 11.95 -39 33 54.4 V T08
2019-08-08 13:19:53 C 23 31 25.30 -40 17 38.4 V T08
2019-08-08 13:24:35 C 23 31 24.46 -40 17 40.7 V T08
2019-08-08 13:32:33 C 23 31 23.09 -40 17 43.8 V T08
2019-08-08 13:47:50 C 23 31 20.54 -40 17 48.9 V T08
2020-10-15 14:11:29 C 03 57 28.106 +17 34 47.03 U F51
2020-10-15 14:29:43 C 03 57 27.404 +17 34 46.33 U F51