317685 (2003 NO4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3129547647 ± 2.83e-08
Semi-major axis (a)1.7145954580 AU ± 1.09e-09
Inclination (i)22.70519567° ± 4.83e-06
Long. of Asc. Node (Ω)135.34229878° ± 5.60e-06
Arg. of Perihelion (ω)171.19119035° ± 9.89e-06
Mean Anomaly (M)342.21125418° ± 6.45e-06
Mean Motion (n)0.4390053094°/day ± 4.20e-10
Perihelion dist (q)1.17800464 AU ± 4.85e-08
Aphelion dist (Q)2.25118628 AU ± 4.85e-08
Orbital Period2.24513522 yr ± 2.15e-09
Physical Parameters
H (abs. magnitude)18.22
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.332″
Uncertainty0
Orbit TypeAmor
MOID0.164576 AU
Observations Used512
Oppositions12
Arc Total2003-2025
First Observation Used2003-07-05
Last Observation Used2025-03-30
Observations (553)
Date Type RA Dec Mag Band Observatory
2003-07-21 01:32:09 C 23 36 06.71 +08 47 15.6 d 118
2003-07-21 01:36:27 C 23 36 07.39 +08 47 04.3 d 118
2003-07-25 23:44:46 C 23 55 13.13 +03 17 15.3 d A50
2003-07-25 23:45:50 C 23 55 13.29 +03 17 12.2 d A50
2003-07-25 23:46:53 C 23 55 13.46 +03 17 09.1 d A50
2003-07-25 23:47:57 C 23 55 13.63 +03 17 06.0 d A50
2003-07-25 23:49:00 C 23 55 13.78 +03 17 02.6 d A50
2003-07-25 23:50:57 C 23 55 14.08 +03 16 56.9 d A50
2003-07-25 23:52:01 C 23 55 14.24 +03 16 53.7 d A50
2003-07-25 23:53:04 C 23 55 14.39 +03 16 50.7 d A50
2003-07-27 05:49:15 C 00 00 02.11 +01 46 28.5 c 649
2003-07-27 05:52:48 C 00 00 02.68 +01 46 18.1 c 649
2003-07-27 05:56:21 C 00 00 03.22 +01 46 06.9 c 649
2003-07-27 22:52:31 C 00 02 44.18 +00 53 46.7 d A50
2003-07-27 22:53:44 C 00 02 44.34 +00 53 43.3 d A50
2003-07-27 22:54:47 C 00 02 44.52 +00 53 40.1 d A50
2003-07-27 22:55:51 C 00 02 44.67 +00 53 36.9 d A50
2003-07-27 22:56:54 C 00 02 44.88 +00 53 34.5 d A50
2003-08-01 01:12:06 C 00 18 04.65 -04 22 08.5 c 204
2003-08-01 01:12:59 C 00 18 04.86 -04 22 10.8 c 204
2003-08-01 01:15:38 C 00 18 05.23 -04 22 21.2 c 204
2003-08-02 05:33:42 C 00 22 23.80 -05 55 42.2 c 860
2003-08-02 05:35:57 C 00 22 24.10 -05 55 51.7 c 860
2003-08-02 05:38:13 C 00 22 24.55 -05 55 59.9 c 860
2003-08-03 01:38:08 C 00 25 25.57 -07 03 29.4 d 941
2003-08-03 01:38:47 C 00 25 25.66 -07 03 31.4 d 941
2003-08-03 01:39:25 C 00 25 25.75 -07 03 33.5 d 941
2003-08-03 01:40:04 C 00 25 25.84 -07 03 35.5 d 941
2003-08-03 01:40:43 C 00 25 25.93 -07 03 37.7 d 941
2003-08-05 01:33:42 C 00 32 31.27 -09 44 59.8 d 170
2003-08-05 01:44:17 C 00 32 32.75 -09 45 35.5 d 170
2003-08-05 01:48:01 C 00 32 33.27 -09 45 48.1 d 170
2003-08-10 06:15:46 C 00 50 00.46 -16 42 53.5 m 859
2003-08-10 06:17:47 C 00 50 00.59 -16 42 58.3 m 859
2003-08-10 06:19:45 C 00 50 00.96 -16 43 06.0 m 859
2003-08-19 18:11:41 C 01 17 16.477 -28 21 03.27 r 413
2003-08-19 18:13:49 C 01 17 16.684 -28 21 09.17 r 413
2003-08-19 18:15:58 C 01 17 16.881 -28 21 15.12 r 413
2003-09-06 05:17:11 C 01 46 39.94 -43 05 50.4 d 859
2003-09-06 05:22:36 C 01 46 40.07 -43 05 58.1 d 859
2003-09-06 05:28:01 C 01 46 40.17 -43 06 05.4 d 859
2003-09-06 19:14:29 C 01 47 07.83 -43 26 00.4 r 413
2003-09-06 19:17:09 C 01 47 07.90 -43 26 04.0 r 413
2003-09-06 19:19:49 C 01 47 07.97 -43 26 07.8 r 413
2003-09-18 14:02:04 C 01 50 56.25 -48 29 57.7 r 428
2003-09-18 14:08:12 C 01 50 56.11 -48 30 02.6 r 428
2003-09-20 12:16:33 C 01 50 34.46 -49 01 51.6 r 422
2003-09-20 12:17:40 C 01 50 34.43 -49 01 52.1 r 422
2003-09-20 12:18:35 C 01 50 34.40 -49 01 53.1 r 422
2003-09-21 04:14:00 C 01 50 22.25 -49 11 58.9 d 859