667255 (2011 EG17)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4187785923 ± 7.42e-08
Semi-major axis (a)1.3801257878 AU ± 2.67e-09
Inclination (i)20.10678743° ± 9.48e-06
Long. of Asc. Node (Ω)170.09610748° ± 7.04e-06
Arg. of Perihelion (ω)241.56192893° ± 1.57e-05
Mean Anomaly (M)93.69746173° ± 1.99e-05
Mean Motion (n)0.6079029767°/day ± 1.77e-09
Perihelion dist (q)0.80215865 AU ± 1.02e-07
Aphelion dist (Q)1.95809292 AU ± 1.03e-07
Orbital Period1.62135459 yr ± 4.71e-09
Physical Parameters
H (abs. magnitude)20.68
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.271″
Uncertainty0
Orbit TypeApollo
MOID0.044970 AU
Observations Used128
Oppositions5
Arc Total2011-2024
First Observation Used2011-03-06
Last Observation Used2024-03-31
Observations (130)
Date Type RA Dec Mag Band Observatory
2011-03-10 09:20:57 C 11 19 41.42 +03 12 59.1 u 448
2011-03-10 09:24:14 C 11 19 41.23 +03 13 06.6 r 703
2011-03-10 09:36:10 C 11 19 40.40 +03 13 31.0 r 703
2011-03-10 09:44:40 C 11 19 39.68 +03 13 48.4 u 448
2011-03-10 10:08:55 C 11 19 38.00 +03 14 40.3 u 448
2011-03-10 10:21:04 C 11 19 37.18 +03 15 06.4 o 291
2011-03-10 10:26:32 C 11 19 36.82 +03 15 18.1 o 291
2011-03-10 10:32:23 C 11 19 36.37 +03 15 30.0 o 291
2011-03-11 07:54:10 C 11 18 11.63 +03 59 57.8 o H21
2011-03-11 07:57:54 C 11 18 11.39 +04 00 05.7 o H21
2011-03-11 08:01:46 C 11 18 11.12 +04 00 13.7 o H21
2011-03-14 06:20:13 C 11 13 47.17 +06 18 48.2 r G96
2011-03-14 06:23:09 C 11 13 46.98 +06 18 53.8 o 291
2011-03-14 06:28:35 C 11 13 46.63 +06 19 03.8 o 291
2011-03-14 06:31:56 C 11 13 46.41 +06 19 09.9 r G96
2011-03-14 06:34:07 C 11 13 46.30 +06 19 14.0 o 291
2011-03-14 06:43:37 C 11 13 45.66 +06 19 31.9 r G96
2011-03-14 06:55:16 C 11 13 44.90 +06 19 53.8 r G96
2011-03-24 10:20:36 C 11 01 51.57 +12 42 08.5 o 291
2011-03-24 10:25:58 C 11 01 51.31 +12 42 14.9 o 291
2011-03-24 10:31:20 C 11 01 51.18 +12 42 22.7 o 291
2011-03-25 10:21:52 C 11 00 59.32 +13 11 56.2 o 291
2011-03-25 10:27:22 C 11 00 59.10 +13 12 03.1 o 291
2011-03-25 10:32:42 C 11 00 58.91 +13 12 09.5 o 291
2011-03-27 05:20:57 C 10 59 35.01 +14 01 58.4 o 291
2011-03-27 05:26:25 C 10 59 34.83 +14 02 04.7 o 291
2011-03-27 05:31:53 C 10 59 34.63 +14 02 10.9 o 291
2011-04-13 09:49:05 C 10 54 20.023 +19 00 49.07 o 568
2011-04-13 09:52:27 C 10 54 20.025 +19 00 50.40 o 568
2011-04-13 09:55:50 C 10 54 20.029 +19 00 51.74 o 568
2013-04-11 10:17:59 C 16 52 53.23 +06 07 15.1 o 695
2013-04-11 10:39:12 C 16 52 52.91 +06 07 31.5 o 695
2013-05-08 13:07:27 C 16 28 39.869 +14 09 34.18 t 568
2013-05-08 13:12:49 C 16 28 39.526 +14 09 37.72 t 568
2013-05-08 13:18:11 C 16 28 39.209 +14 09 40.97 t 568
2013-06-07 09:44:25 C 15 41 07.004 +18 01 11.56 t 568
2013-06-07 10:00:34 C 15 41 05.982 +18 01 11.23 t 568
2013-06-12 07:31:15 C 15 34 15.18 +17 52 25.6 o 695
2013-06-12 07:41:42 C 15 34 14.59 +17 52 24.5 o 695
2013-06-12 07:52:09 C 15 34 13.99 +17 52 23.0 o 695
2013-06-13 06:41:27 C 15 32 59.72 +17 49 15.9 o 695
2013-06-13 06:48:39 C 15 32 59.33 +17 49 15.0 o 695
2013-06-13 06:57:26 C 15 32 58.83 +17 49 13.6 o 695
2013-06-13 07:06:13 C 15 32 58.34 +17 49 12.2 o 695
2015-05-24 08:59:08 C 21 51 51.62 +12 26 53.7 o 695
2015-05-24 09:02:06 C 21 51 51.91 +12 26 55.9 o 695
2015-05-24 09:05:03 C 21 51 52.22 +12 26 58.2 o 695
2015-05-24 09:08:22 C 21 51 52.53 +12 27 00.9 o 695
2015-05-24 09:11:19 C 21 51 52.84 +12 27 03.0 o 695
2015-05-24 09:14:17 C 21 51 53.11 +12 27 05.2 o 695