2005 XN4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5813281674 ± 5.19e-08
Semi-major axis (a)1.8774355580 AU ± 2.19e-09
Inclination (i)58.05276942° ± 5.56e-05
Long. of Asc. Node (Ω)70.66668157° ± 6.18e-06
Arg. of Perihelion (ω)93.50690432° ± 2.01e-05
Mean Anomaly (M)241.58964643° ± 8.11e-06
Mean Motion (n)0.3831463721°/day ± 6.70e-10
Perihelion dist (q)0.78602939 AU ± 9.75e-08
Aphelion dist (Q)2.96884173 AU ± 9.76e-08
Orbital Period2.57245365 yr ± 4.50e-09
Physical Parameters
H (abs. magnitude)19.89
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.376″
Uncertainty0
Orbit TypeApollo
MOID0.152401 AU
Observations Used110
Oppositions12
Arc Total2005-2024
First Observation Used2005-12-05
Last Observation Used2024-01-03
Observations (113)
Date Type RA Dec Mag Band Observatory
2005-12-21 17:32:01 C 01 09 01.48 +29 58 19.8 o 461
2005-12-21 17:41:55 C 01 08 57.51 +29 58 42.8 o 461
2005-12-25 01:54:14 C 00 38 31.83 +32 38 32.7 r 715
2005-12-25 02:05:43 C 00 38 27.55 +32 38 52.5 r 715
2005-12-25 02:17:11 C 00 38 23.32 +32 39 12.5 r 715
2006-04-18 11:37:45 C 20 39 17.21 -00 18 49.9 d 291
2006-04-18 11:43:09 C 20 39 17.28 -00 19 03.5 d 291
2006-04-18 11:48:33 C 20 39 17.33 -00 19 17.1 d 291
2011-06-16 22:43:25 C 12 39 00.47 +15 41 02.2 u J95
2011-06-16 22:51:42 C 12 39 01.11 +15 39 57.9 u J95
2011-06-16 23:36:22 C 12 39 04.62 +15 34 14.8 u J95
2011-06-19 22:12:46 C 12 44 22.67 +07 08 51.5 u J95
2011-06-19 22:33:16 C 12 44 24.11 +07 06 34.3 u J95
2011-06-19 23:01:29 C 12 44 25.99 +07 03 25.4 u J95
2011-06-20 21:17:53 C 12 45 58.29 +04 39 08.5 v 204
2011-06-20 21:45:38 C 12 46 00.08 +04 36 13.3 v 204
2023-11-12 11:30:21 C 05 30 43.518 -11 09 59.52 X F52
2023-11-12 11:47:34 C 05 30 41.805 -11 09 49.65 X F52
2023-11-12 12:04:36 C 05 30 40.122 -11 09 40.01 X F52
2023-11-12 12:21:44 C 05 30 38.437 -11 09 30.28 X F52
2023-11-18 11:57:25 C 05 14 08.316 -09 22 39.59 X F51
2023-11-18 12:13:35 C 05 14 06.043 -09 22 24.31 X F51
2023-11-18 12:31:14 C 05 14 03.551 -09 22 07.69 X F51
2023-11-18 12:48:51 C 05 14 01.080 -09 21 50.99 X F51
2023-11-22 11:28:52 C 04 59 31.624 -07 37 06.34 X F51
2023-11-22 11:46:55 C 04 59 28.476 -07 36 43.12 X F51
2023-11-22 12:02:43 C 04 59 25.708 -07 36 22.84 X F51
2023-11-22 12:18:30 C 04 59 22.957 -07 36 02.59 X F51
2023-12-06 07:08:07 C 03 39 21.812 +03 51 15.91 V G96
2023-12-06 07:16:14 C 03 39 19.206 +03 51 39.46 V G96
2023-12-06 07:24:21 C 03 39 16.603 +03 52 03.07 V G96
2023-12-06 07:32:28 C 03 39 13.925 +03 52 26.90 V G96
2023-12-12 05:10:05 C 02 51 01.415 +11 17 34.15 V 703
2023-12-12 05:13:02 C 02 51 00.428 +11 17 43.73 V 703
2023-12-12 05:16:00 C 02 50 59.381 +11 17 53.88 V 703
2023-12-12 05:18:56 C 02 50 58.301 +11 18 03.60 V 703
2023-12-18 03:55:34 C 01 58 53.317 +18 53 09.42 V 703
2023-12-18 03:58:34 C 01 58 52.144 +18 53 18.13 V 703
2023-12-18 04:01:34 C 01 58 51.064 +18 53 28.21 V 703
2023-12-18 04:04:34 C 01 58 49.980 +18 53 38.00 V 703
2023-12-25 06:01:09 C 01 00 25.405 +26 16 24.86 X F51
2023-12-25 06:12:37 C 01 00 21.742 +26 16 49.49 X F51
2023-12-25 06:35:25 C 01 00 14.299 +26 17 39.06 X F51
2023-12-26 07:29:01 C 00 52 26.491 +27 10 12.50 X F51
2023-12-26 07:39:24 C 00 52 23.239 +27 10 33.50 X F51
2023-12-26 07:49:46 C 00 52 20.043 +27 10 54.02 X F51
2023-12-27 06:27:59 C 00 45 27.519 +27 56 02.78 X F52
2023-12-27 06:39:11 C 00 45 24.113 +27 56 24.45 X F52
2023-12-27 06:50:24 C 00 45 20.690 +27 56 45.85 X F52
2023-12-29 07:06:11 C 00 31 19.845 +29 24 51.46 X F52