504033 (2005 UN157)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8583427506 ± 1.04e-07
Semi-major axis (a)2.5115712772 AU ± 2.11e-08
Inclination (i)44.37743091° ± 3.46e-05
Long. of Asc. Node (Ω)21.46049173° ± 7.52e-06
Arg. of Perihelion (ω)210.12761487° ± 2.17e-05
Mean Anomaly (M)48.15653636° ± 2.68e-05
Mean Motion (n)0.2476247297°/day ± 3.12e-09
Perihelion dist (q)0.35578228 AU ± 2.61e-07
Aphelion dist (Q)4.66736028 AU ± 2.64e-07
Orbital Period3.98032250 yr ± 5.02e-08
Physical Parameters
H (abs. magnitude)18.37
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.267″
Uncertainty0
Orbit TypeApollo
MOID0.409404 AU
Observations Used105
Oppositions15
Arc Total2005-2025
First Observation Used2005-10-29
Last Observation Used2025-10-21
Observations (114)
Date Type RA Dec Mag Band Observatory
2005-10-29 05:59:44 C 00 41 45.09 +01 42 31.4 r G96
2005-10-29 06:08:32 C 00 41 44.48 +01 42 31.9 r G96
2005-10-29 06:17:17 C 00 41 43.90 +01 42 31.9 r G96
2005-10-29 06:26:15 C 00 41 43.33 +01 42 31.5 r G96
2005-10-29 07:07:48 C 00 41 40.45 +01 42 33.0 r G96
2005-10-29 07:19:03 C 00 41 39.73 +01 42 33.6 r G96
2005-10-29 07:30:06 C 00 41 38.94 +01 42 33.8 r G96
2005-10-29 07:41:12 C 00 41 38.07 +01 42 34.6 r G96
2005-10-30 06:00:05 C 00 40 09.80 +01 43 15.8 r G96
2005-10-30 06:12:04 C 00 40 09.08 +01 43 16.7 r G96
2005-10-30 06:24:06 C 00 40 08.18 +01 43 17.1 r G96
2005-10-30 06:36:08 C 00 40 07.57 +01 43 17.6 r G96
2005-11-03 02:55:17 C 00 34 29.71 +01 47 11.1 d 291
2005-11-03 03:02:19 C 00 34 29.37 +01 47 10.1 d 291
2005-11-03 03:08:06 C 00 34 29.02 +01 47 12.1 d 291
2005-11-11 06:43:32 C 00 24 54.537 +02 00 48.65 o 568
2005-11-11 06:49:16 C 00 24 54.313 +02 00 48.98 o 568
2009-10-16 06:00:31 C 01 05 34.00 +01 10 10.0 r G96
2009-10-16 06:09:32 C 01 05 33.14 +01 10 10.1 r G96
2009-10-16 06:18:26 C 01 05 32.31 +01 10 09.4 r G96
2009-10-16 06:27:25 C 01 05 31.41 +01 10 09.5 r G96
2009-10-16 06:43:32 C 01 05 29.90 +01 10 09.6 r G96
2009-10-16 06:57:27 C 01 05 28.57 +01 10 10.0 r G96
2009-10-16 07:11:03 C 01 05 27.24 +01 10 09.5 r G96
2009-10-16 07:24:23 C 01 05 25.94 +01 10 08.6 r G96
2009-10-16 09:55:54 C 01 05 11.57 +01 10 07.0 o H01
2009-10-16 10:03:53 C 01 05 10.81 +01 10 06.8 o H01
2009-10-16 10:09:40 C 01 05 10.26 +01 10 06.8 o H01
2009-10-16 16:08:17 C 01 04 36.81 +01 10 08.8 o E10
2009-10-16 16:10:18 C 01 04 36.69 +01 10 09.1 o E10
2009-10-16 16:12:09 C 01 04 36.46 +01 10 08.9 o E10
2009-10-17 03:55:10 C 01 03 31.75 +01 09 53.4 o H01
2009-10-17 04:11:30 C 01 03 30.23 +01 09 53.1 o H01
2009-10-17 04:22:54 C 01 03 29.16 +01 09 52.9 o H01
2009-10-17 04:31:04 C 01 03 28.40 +01 09 53.0 o H01
2009-10-17 06:25:09 C 01 03 17.74 +01 09 51.9 r G96
2009-10-17 06:35:16 C 01 03 16.81 +01 09 52.0 r G96
2009-10-17 06:45:29 C 01 03 15.85 +01 09 51.9 r G96
2009-10-17 06:55:40 C 01 03 14.94 +01 09 51.7 r G96
2009-10-17 06:59:12 C 01 03 14.54 +01 09 51.9 c 926
2009-10-17 07:06:09 C 01 03 13.90 +01 09 52.0 c 926
2009-10-17 09:20:10 C 01 03 01.50 +01 09 50.4 o 291
2009-10-17 09:25:43 C 01 03 00.87 +01 09 50.6 o 291
2009-10-17 09:32:20 C 01 03 00.19 +01 09 50.1 o 291
2013-10-07 09:21:48 C 01 27 58.60 +02 20 56.3 o 291
2013-10-07 09:25:25 C 01 27 58.20 +02 20 56.3 o 291
2013-10-07 09:29:02 C 01 27 57.80 +02 20 56.2 o 291
2013-10-08 09:44:39 C 01 25 23.30 +02 19 30.0 o 291
2013-10-08 09:48:46 C 01 25 22.86 +02 19 29.7 o 291
2013-10-08 09:52:52 C 01 25 22.51 +02 19 29.7 o 291