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
2009-07-16 01:57:06 C 00 27 33.53 -04 35 39.1 v 204
2009-07-16 02:01:30 C 00 27 36.59 -04 35 19.5 v 204
2017-01-30 10:51:16 C 15 17 12.60 -17 20 47.4 q I52
2017-01-30 10:51:51 C 15 17 12.29 -17 20 46.7 q I52
2017-01-30 10:52:27 C 15 17 11.98 -17 20 46.1 q I52
2017-01-30 10:53:04 C 15 17 11.67 -17 20 45.1 q I52
2017-02-02 07:27:36 S 14 43 43.106 -15 39 10.69 L C51
2017-02-02 09:01:51 S 14 42 57.626 -15 36 40.07 L C51
2017-02-15 03:53:16 C 12 35 35.71 -06 12 08.1 q 160
2017-02-15 03:56:04 C 12 35 34.78 -06 12 03.3 q 160
2017-02-15 03:58:53 C 12 35 33.79 -06 11 58.4 q 160
2017-02-19 03:16:22 C 12 06 33.99 -03 32 39.7 q 160
2017-02-19 03:19:24 C 12 06 33.10 -03 32 34.8 q 160
2017-02-19 03:22:14 C 12 06 32.30 -03 32 30.7 q 160
2017-02-22 02:17:45 C 11 48 09.38 -01 47 48.2 U 204
2017-02-22 02:25:31 C 11 48 07.45 -01 47 37.4 U 204
2017-02-22 02:33:05 C 11 48 05.57 -01 47 26.8 U 204
2017-02-22 05:21:59 C 11 47 27.17 -01 43 26.6 R G45
2017-02-22 05:28:48 C 11 47 25.48 -01 43 17.7 R G45
2017-02-22 05:36:14 C 11 47 23.67 -01 43 06.8 R G45
2017-02-22 05:43:08 C 11 47 21.97 -01 42 57.5 R G45
2017-02-22 05:49:56 C 11 47 20.31 -01 42 48.4 R G45
2017-02-22 05:56:44 C 11 47 18.63 -01 42 38.7 R G45
2017-02-22 10:50:09 C 11 46 08.074 -01 35 48.36 L F51
2017-02-22 11:09:30 C 11 46 03.314 -01 35 21.94 L F51
2017-02-22 11:28:54 C 11 45 58.520 -01 34 55.32 L F51
2017-02-24 05:39:01 C 11 36 25.53 -00 39 34.9 q H45
2017-02-24 05:40:19 C 11 36 25.29 -00 39 32.9 q H45
2017-02-24 05:41:36 C 11 36 25.04 -00 39 31.8 q H45
2017-02-24 05:42:48 C 11 36 24.71 -00 39 30.4 q H45
2017-02-24 05:44:01 C 11 36 24.42 -00 39 28.6 q H45
2017-02-24 05:45:08 C 11 36 24.18 -00 39 27.4 q H45
2017-02-24 07:53:11 C 11 35 56.07 -00 36 43.7 q 703
2017-02-24 07:59:28 C 11 35 54.63 -00 36 36.3 q 703
2017-02-24 08:05:47 C 11 35 53.22 -00 36 28.3 q 703
2017-02-24 08:08:35 C 11 35 52.46 -00 36 25.1 R G45
2017-02-24 08:12:05 C 11 35 51.82 -00 36 20.1 q 703
2017-02-24 08:14:42 C 11 35 51.09 -00 36 17.8 R G45
2017-02-24 08:21:58 C 11 35 49.47 -00 36 08.4 R G45
2017-02-24 08:29:15 C 11 35 47.83 -00 35 59.1 R G45
2017-02-24 08:36:09 C 11 35 46.31 -00 35 50.7 R G45
2017-02-24 08:42:57 C 11 35 44.78 -00 35 41.9 R G45
2017-02-25 08:53:43 C 11 30 39.57 -00 06 00.8 q H45
2017-02-25 08:55:04 C 11 30 39.28 -00 05 59.1 q H45
2017-02-25 08:56:28 C 11 30 38.98 -00 05 57.4 q H45
2017-02-25 08:57:51 C 11 30 38.68 -00 05 55.8 q H45
2017-02-25 08:59:36 C 11 30 38.32 -00 05 53.7 q H45
2017-02-25 09:01:01 C 11 30 38.02 -00 05 52.2 q H45
2017-02-26 07:16:47 C 11 26 12.01 +00 20 15.7 q H45
2017-02-26 07:18:40 C 11 26 11.62 +00 20 17.8 q H45