2001 XX4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5568919373 ± 1.61e-06
Semi-major axis (a)1.0064424358 AU ± 1.06e-08
Inclination (i)0.84946332° ± 3.52e-05
Long. of Asc. Node (Ω)127.08134316° ± 2.14e-03
Arg. of Perihelion (ω)186.81471859° ± 2.08e-03
Mean Anomaly (M)316.57911294° ± 1.48e-04
Mean Motion (n)0.9761776632°/day ± 1.54e-08
Perihelion dist (q)0.44596276 AU ± 1.63e-06
Aphelion dist (Q)1.56692211 AU ± 1.63e-06
Orbital Period1.00967920 yr ± 1.60e-08
Physical Parameters
H (abs. magnitude)22.10
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.500″
Uncertainty0
Orbit TypeApollo
MOID0.011358 AU
Observations Used98
Oppositions1
Arc Total2001-2003
First Observation Used2001-12-11
Last Observation Used2003-01-03
Observations (105)
Date Type RA Dec Mag Band Observatory
2001-12-13 23:57:14 C 04 48 52.81 +13 04 40.7 m 611
2001-12-13 23:58:23 C 04 48 52.43 +13 04 43.8 m 611
2001-12-14 00:00:12 C 04 48 51.61 +13 04 48.9 m 611
2001-12-14 02:51:10 C 04 47 56.50 +13 13 20.5 c 452
2001-12-14 03:08:52 C 04 47 49.84 +13 14 09.0 c 452
2001-12-14 05:15:26 C 04 47 06.01 +13 19 30.2 m 333
2001-12-14 05:16:34 C 04 47 05.61 +13 19 34.1 m 333
2001-12-14 05:17:43 C 04 47 05.12 +13 19 36.3 m 333
2001-12-14 05:46:27 C 04 46 54.60 +13 20 52.8 m 333
2001-12-14 05:48:19 C 04 46 53.91 +13 20 56.6 m 333
2001-12-14 19:18:00 C 04 42 42.59 +13 52 47.3 c 046
2001-12-14 19:19:35 C 04 42 42.25 +13 52 48.9 c 046
2001-12-14 19:22:36 C 04 42 41.20 +13 52 56.8 c 046
2001-12-14 19:23:18 C 04 42 41.05 +13 52 57.5 c 046
2001-12-14 19:23:58 C 04 42 40.86 +13 52 58.1 c 046
2001-12-14 22:49:28 C 04 41 37.65 +14 00 32.4 c 118
2001-12-14 22:51:04 C 04 41 37.20 +14 00 35.8 c 118
2001-12-14 22:52:51 C 04 41 36.64 +14 00 39.7 c 118
2001-12-16 06:12:06 C 04 34 07.24 +14 58 26.7 c 644
2001-12-16 07:46:56 C 04 33 45.69 +15 00 53.2 c 644
2001-12-17 05:13:09 C 04 29 51.15 +15 31 03.9 17.9 c 704
2001-12-17 05:36:36 C 04 29 46.77 +15 31 34.8 18.3 c 704
2001-12-17 05:59:02 C 04 29 42.51 +15 32 03.3 18.4 c 704
2001-12-17 06:21:33 C 04 29 38.28 +15 32 31.7 18.2 c 704
2001-12-17 06:44:16 C 04 29 34.03 +15 33 00.5 18.4 c 704
2001-12-17 19:14:31 C 04 27 40.33 +15 47 45.6 151
2001-12-17 19:22:26 C 04 27 38.89 +15 47 55.6 151
2001-12-17 19:26:30 C 04 27 38.42 +15 47 59.4 151
2001-12-17 19:30:27 C 04 27 37.72 +15 48 03.9 151
2001-12-17 19:33:59 C 04 27 37.13 +15 48 08.7 151
2001-12-17 19:35:55 C 04 27 36.78 +15 48 12.3 151
2001-12-18 02:17:14 C 04 26 39.02 +15 56 08.1 452
2001-12-18 02:22:00 C 04 26 37.80 +15 56 18.3 452
2001-12-18 02:31:37 C 04 26 36.91 +15 56 24.9 452
2001-12-20 05:23:53 C 04 20 43.97 +16 42 53.4 18.6 c 704
2001-12-20 05:46:28 C 04 20 41.48 +16 43 11.1 19.3 c 704
2001-12-20 06:08:26 C 04 20 39.06 +16 43 27.9 19.1 c 704
2001-12-20 06:30:22 C 04 20 36.66 +16 43 44.4 18.9 c 704
2001-12-20 06:53:05 C 04 20 34.20 +16 44 01.6 19.0 c 704
2002-01-08 05:07:49 C 04 11 11.52 +19 29 42.6 c 696
2002-01-08 05:13:26 C 04 11 11.53 +19 29 44.1 c 696
2002-01-08 05:21:03 C 04 11 11.71 +19 29 45.7 c 696
2002-12-21 05:58:44 C 02 56 57.45 +12 02 28.9 c 926
2002-12-21 06:00:13 C 02 56 57.68 +12 02 32.3 c 926
2002-12-21 06:01:40 C 02 56 57.91 +12 02 34.8 c 926
2002-12-26 04:24:54 C 03 15 11.50 +14 45 06.8 c 926
2002-12-26 04:27:42 C 03 15 11.81 +14 45 09.9 c 926
2002-12-26 04:30:30 C 03 15 12.08 +14 45 12.1 c 926
2002-12-26 04:33:18 C 03 15 12.44 +14 45 15.2 c 926
2002-12-26 04:36:06 C 03 15 12.68 +14 45 17.5 c 926