484506 (2008 ER7)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6239135176 ± 5.75e-08
Semi-major axis (a)1.4865319966 AU ± 6.69e-09
Inclination (i)2.23713024° ± 4.48e-06
Long. of Asc. Node (Ω)323.39307629° ± 5.09e-05
Arg. of Perihelion (ω)81.06687638° ± 4.94e-05
Mean Anomaly (M)335.41873219° ± 1.31e-05
Mean Motion (n)0.5438146260°/day ± 3.67e-09
Perihelion dist (q)0.55906459 AU ± 8.56e-08
Aphelion dist (Q)2.41399940 AU ± 8.62e-08
Orbital Period1.81243063 yr ± 1.22e-08
Physical Parameters
H (abs. magnitude)20.18
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.278″
Uncertainty0
Orbit TypeApollo
MOID0.001060 AU
Observations Used210
Oppositions5
Arc Total2008-2019
First Observation Used2008-03-06
Last Observation Used2019-04-06
Observations (220)
Date Type RA Dec Mag Band Observatory
2008-03-25 06:48:59 C 11 55 44.47 -03 15 17.9 o 291
2008-03-26 05:38:50 C 11 53 43.41 -03 02 05.4 o 291
2008-03-26 05:44:42 C 11 53 42.90 -03 02 02.3 o 291
2008-03-26 05:50:15 C 11 53 42.40 -03 01 58.6 o 291
2008-03-27 04:34:24 C 11 51 44.99 -02 49 04.7 o 291
2008-03-27 04:39:52 C 11 51 44.50 -02 49 01.6 o 291
2008-03-27 04:45:14 C 11 51 44.03 -02 48 58.7 o 291
2008-03-28 04:02:04 C 11 49 47.08 -02 36 03.2 o 291
2008-03-28 04:12:57 C 11 49 46.14 -02 35 57.1 o 291
2008-03-29 04:15:27 C 11 47 48.87 -02 22 55.4 o 291
2008-03-29 04:21:09 C 11 47 48.37 -02 22 52.3 o 291
2008-03-29 04:26:34 C 11 47 47.97 -02 22 49.4 o 291
2008-03-30 04:13:00 C 11 45 55.67 -02 10 15.1 o 291
2008-03-30 04:18:23 C 11 45 55.25 -02 10 12.5 o 291
2008-03-30 04:23:35 C 11 45 54.79 -02 10 09.7 o 291
2008-03-31 04:44:01 C 11 44 03.61 -01 57 37.9 o 291
2008-03-31 04:49:32 C 11 44 03.23 -01 57 34.5 o 291
2008-03-31 04:54:46 C 11 44 02.74 -01 57 32.4 o 291
2008-04-01 07:29:10 C 11 42 05.38 -01 44 16.2 o 291
2008-04-01 07:34:33 C 11 42 05.00 -01 44 13.4 o 291
2008-04-01 07:39:57 C 11 42 04.59 -01 44 10.8 o 291
2008-04-03 04:04:29 C 11 39 00.15 -01 22 57.1 o 291
2008-04-03 04:09:57 C 11 38 59.78 -01 22 55.4 o 291
2008-04-03 04:15:27 C 11 38 59.37 -01 22 52.2 o 291
2008-04-03 21:04:56 C 11 37 52.62 -01 15 12.6 r J95
2008-04-03 21:52:00 C 11 37 49.45 -01 14 51.1 r J95
2008-04-04 03:57:48 C 11 37 26.07 -01 12 02.6 o 291
2008-04-04 04:03:18 C 11 37 25.65 -01 12 00.6 o 291
2008-04-04 04:08:39 C 11 37 25.30 -01 11 57.5 o 291
2008-04-05 05:18:27 C 11 35 50.07 -01 00 52.7 o 291
2008-04-05 05:23:53 C 11 35 49.70 -01 00 49.8 o 291
2008-04-05 05:29:15 C 11 35 49.38 -01 00 47.5 o 291
2008-04-12 06:16:32 C 11 26 58.39 +00 03 07.6 o 291
2008-04-12 06:21:57 C 11 26 58.26 +00 03 08.1 o 291
2008-04-12 06:27:28 C 11 26 57.85 +00 03 11.8 o 291
2008-04-13 06:29:37 C 11 25 57.01 +00 10 48.9 o H01
2008-04-13 06:43:36 C 11 25 56.41 +00 10 53.1 o H01
2008-04-24 02:48:53 C 11 18 29.28 +01 11 30.4 o H55
2008-04-24 03:05:48 C 11 18 28.95 +01 11 33.3 o H55
2008-04-24 03:22:41 C 11 18 28.61 +01 11 35.9 o H55
2009-07-01 18:20:12 C 22 14 59.60 -16 32 00.5 r E12
2009-07-01 19:07:32 C 22 15 08.74 -16 31 19.8 r E12
2009-07-06 08:10:14 C 22 41 00.07 -14 35 36.0 o H55
2009-07-06 08:15:09 C 22 41 01.38 -14 35 29.6 o H55
2009-07-06 08:20:17 C 22 41 02.82 -14 35 23.2 o H55
2009-07-06 08:23:53 C 22 41 03.77 -14 35 17.8 o H55
2009-07-06 08:27:27 C 22 41 04.74 -14 35 13.3 o H55
2009-07-13 13:46:43 C 23 49 53.85 -08 24 35.8 r F85
2009-07-13 14:25:06 C 23 50 14.41 -08 22 30.4 r F85
2009-07-16 01:52:43 C 00 27 30.50 -04 35 58.4 v 204