855525 (2011 ET29)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4764702914 ± 4.55e-08
Semi-major axis (a)2.3719277077 AU ± 1.37e-08
Inclination (i)11.44381676° ± 9.12e-06
Long. of Asc. Node (Ω)8.37719617° ± 1.80e-05
Arg. of Perihelion (ω)227.02304696° ± 2.89e-05
Mean Anomaly (M)338.00541566° ± 8.62e-06
Mean Motion (n)0.2698112809°/day ± 2.34e-09
Perihelion dist (q)1.24177462 AU ± 1.08e-07
Aphelion dist (Q)3.50208079 AU ± 1.10e-07
Orbital Period3.65302103 yr ± 3.17e-08
Physical Parameters
H (abs. magnitude)18.98
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.273″
Uncertainty0
Orbit TypeAmor
MOID0.273744 AU
Observations Used195
Oppositions8
Arc Total2011-2022
First Observation Used2011-02-10
Last Observation Used2022-08-06
Observations (221)
Date Type RA Dec Mag Band Observatory
2022-03-08 23:03:11 C 11 15 20.34 +18 12 23.8 o K88
2022-03-08 23:05:44 C 11 15 20.16 +18 12 23.6 o K88
2022-03-08 23:09:33 C 11 15 19.90 +18 12 23.3 o K88
2022-03-08 23:12:07 C 11 15 19.75 +18 12 22.8 o K88
2022-03-08 23:18:12 C 11 15 19.37 +18 12 21.7 o K88
2022-03-08 23:20:45 C 11 15 19.20 +18 12 21.3 o K88
2022-03-09 07:23:01 C 11 14 49.43 +18 11 02.7 V 703
2022-03-09 07:30:34 C 11 14 48.89 +18 11 00.7 V 703
2022-03-09 07:38:07 C 11 14 48.30 +18 10 59.8 V 703
2022-03-09 07:45:39 C 11 14 47.84 +18 10 58.9 V 703
2022-03-09 21:21:34 C 11 13 57.28 +18 08 28.1 V G01
2022-03-10 00:07:50 C 11 13 46.39 +18 07 58.3 V G01
2022-03-11 02:31:52 C 11 12 05.56 +18 02 46.4 V G01
2022-03-11 02:32:32 C 11 12 05.52 +18 02 46.4 V G01
2022-03-13 03:18:15 C 11 08 57.36 +17 51 49.4 u H21
2022-03-13 03:21:03 C 11 08 57.17 +17 51 48.7 u H21
2022-03-13 03:23:51 C 11 08 56.96 +17 51 48.1 u H21
2022-03-13 03:26:38 C 11 08 56.78 +17 51 47.6 u H21
2022-03-13 03:29:26 C 11 08 56.61 +17 51 46.9 u H21
2022-03-13 03:31:45 C 11 08 56.45 +17 51 46.4 u H21
2022-03-13 05:42:45 C 11 08 47.77 +17 51 15.8 V 703
2022-03-13 05:50:18 C 11 08 47.26 +17 51 15.2 V 703
2022-03-13 05:57:50 C 11 08 46.74 +17 51 12.0 V 703
2022-03-13 06:05:23 C 11 08 46.21 +17 51 10.8 V 703
2022-03-14 03:59:23 C 11 07 20.02 +17 45 29.4 u H21
2022-03-14 04:02:31 C 11 07 19.79 +17 45 29.0 u H21
2022-03-14 04:05:20 C 11 07 19.59 +17 45 28.1 u H21
2022-03-14 04:08:07 C 11 07 19.42 +17 45 27.8 u H21
2022-03-14 04:10:55 C 11 07 19.20 +17 45 26.8 u H21
2022-03-14 04:13:43 C 11 07 19.02 +17 45 26.0 u H21
2022-03-14 04:16:30 C 11 07 18.85 +17 45 25.4 u H21
2022-03-14 04:19:40 C 11 07 18.62 +17 45 24.4 u H21
2022-03-22 20:43:03 C 10 53 28.36 +16 30 00.8 V K87
2022-03-22 20:49:24 C 10 53 27.94 +16 29 57.4 V K87
2022-03-22 20:49:44 C 10 53 27.90 +16 29 58.6 V B67
2022-03-22 20:55:45 C 10 53 27.45 +16 29 55.2 V K87
2022-03-22 21:02:37 C 10 53 27.02 +16 29 52.9 V B67
2022-03-22 21:14:50 C 10 53 26.19 +16 29 47.3 V B67
2022-03-23 06:26:24 C 10 52 49.99 +16 25 36.2 V V00
2022-03-23 06:34:10 C 10 52 49.45 +16 25 32.2 V V00
2022-03-23 06:42:47 C 10 52 48.85 +16 25 28.2 V V00
2022-03-23 06:50:33 C 10 52 48.32 +16 25 24.6 V V00
2022-03-23 20:13:34 C 10 51 56.79 +16 18 59.9 V 130
2022-03-23 20:19:17 C 10 51 56.40 +16 18 57.5 V 130
2022-03-23 20:25:01 C 10 51 56.01 +16 18 54.5 V 130
2022-03-25 20:01:32 C 10 48 53.71 +15 54 57.1 V K88
2022-03-25 20:06:38 C 10 48 53.37 +15 54 54.3 V K88
2022-03-25 20:11:43 C 10 48 52.99 +15 54 51.8 V K88
2022-03-26 07:32:07 C 10 48 09.78 +15 48 55.5 V 703
2022-03-26 07:39:44 C 10 48 09.20 +15 48 51.3 V 703