2017 AT4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2471272595
Semi-major axis (a)1.3981636105 AU
Inclination (i)2.63441843°
Long. of Asc. Node (Ω)106.81897114°
Arg. of Perihelion (ω)4.85421424°
Mean Anomaly (M)186.34497846°
Mean Motion (n)0.6108147500°/day
Perihelion dist (q)1.01142410 AU
Aphelion dist (Q)1.74001370 AU
Orbital Period1.61359510 yr
Physical Parameters
H (abs. magnitude)26.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.701″
Uncertainty
Orbit TypeAmor
MOID0.068929 AU
Observations Used72
Oppositions1
Arc Total2017-2017
First Observation Used
Last Observation Used2017-02-26
Observations (75)
Date Type RA Dec Mag Band Observatory
2017-01-26 02:15:04 C 11 19 31.666 +28 26 24.63 U J04
2017-01-26 02:26:06 C 11 19 34.050 +28 26 19.63 U J04
2017-01-27 13:17:43 C 11 28 05.31 +28 03 59.4 o 291
2017-01-27 13:22:46 C 11 28 06.29 +28 03 54.9 o 291
2017-01-27 13:27:50 C 11 28 07.24 +28 03 49.9 o 291
2017-01-30 07:58:40 C 11 41 58.15 +27 22 38.1 u H21
2017-01-30 08:16:19 C 11 42 00.52 +27 22 28.4 u H21
2017-01-30 08:45:17 C 11 42 04.47 +27 22 11.9 u H21
2017-01-31 07:53:13 C 11 46 06.34 +27 08 31.7 t 705
2017-01-31 07:54:41 C 11 46 06.52 +27 08 31.3 t 705
2017-01-31 07:56:08 C 11 46 06.71 +27 08 30.8 t 705
2017-01-31 11:29:16 C 11 46 41.186 +27 07 00.59 L F51
2017-01-31 11:45:29 C 11 46 43.057 +27 06 53.37 L F51
2017-01-31 12:01:33 C 11 46 44.878 +27 06 45.93 L F51
2017-01-31 12:17:44 C 11 46 46.687 +27 06 38.21 L F51
2017-02-02 08:20:19 C 11 53 10.16 +26 40 33.7 u H21
2017-02-02 08:38:20 C 11 53 11.87 +26 40 24.3 u H21
2017-02-02 08:59:48 C 11 53 13.88 +26 40 12.4 u H21
2017-02-02 09:03:47 C 11 53 14.24 +26 40 10.4 u H21
2017-02-04 08:20:12 C 11 58 56.65 +26 14 34.7 u H21
2017-02-04 08:34:48 C 11 58 57.71 +26 14 27.1 u H21
2017-02-04 08:45:17 C 11 58 58.46 +26 14 21.6 u H21
2017-02-26 08:01:04 C 12 15 11.51 +22 41 01.5 u H21
2017-02-26 08:20:39 C 12 15 10.82 +22 40 54.0 u H21
2017-02-26 08:51:01 C 12 15 09.78 +22 40 42.4 u H21