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
2003-09-21 04:35:37 C 01 50 21.76 -49 12 12.6 d 859
2003-10-22 13:12:25 C 01 28 46.76 -48 31 39.5 r 428
2003-10-22 13:26:38 C 01 28 46.26 -48 31 30.5 r 428
2005-01-19 10:14:45 C 12 49 30.09 +10 00 11.2 d 291
2005-01-19 10:23:32 C 12 49 30.48 +10 00 14.1 d 291
2005-01-19 10:30:26 C 12 49 30.58 +10 00 18.6 d 291
2005-01-19 12:04:20 C 12 49 34.10 +10 01 00.0 o 696
2005-01-19 12:18:19 C 12 49 34.60 +10 01 05.8 o 696
2005-05-04 10:54:29 C 12 02 47.83 +37 55 09.9 o F65
2005-05-04 10:56:19 C 12 02 47.82 +37 55 09.6 o F65
2005-07-07 03:47:26 C 12 52 33.41 +23 15 37.8 d 291
2005-07-07 03:54:44 C 12 52 33.94 +23 15 31.1 d 291
2005-07-07 04:10:03 C 12 52 34.98 +23 15 17.7 d 291
2009-01-02 09:12:14 C 08 12 49.62 +04 57 09.9 o 291
2009-01-02 09:20:00 C 08 12 49.16 +04 57 14.5 o 291
2009-01-02 09:25:47 C 08 12 48.84 +04 57 16.7 o 291
2010-09-30 10:07:15 C 06 23 34.93 -04 19 33.5 o 691
2010-09-30 10:34:07 C 06 23 36.10 -04 19 43.9 o 691
2010-09-30 11:01:03 C 06 23 37.24 -04 19 53.7 o 691
2012-02-25 12:01:49 C 16 51 57.61 +04 14 25.8 o 691
2012-02-25 12:20:24 C 16 51 59.57 +04 14 31.9 o 691
2012-02-25 12:38:57 C 16 52 01.59 +04 14 38.3 o 691
2012-02-26 11:24:46 C 16 54 30.63 +04 22 18.5 o 691
2012-02-26 11:43:21 C 16 54 32.61 +04 22 25.0 o 691
2012-02-26 12:01:54 C 16 54 34.57 +04 22 31.9 o 691
2012-06-07 09:39:12 C 21 46 47.84 +21 13 18.2 u 448
2012-06-07 09:53:56 C 21 46 49.82 +21 13 16.2 u 448
2012-06-07 10:09:09 C 21 46 51.99 +21 13 14.7 u 448
2012-06-16 10:19:51 C 22 18 45.18 +20 21 14.8 r 703
2012-06-16 10:22:49 C 22 18 45.54 +20 21 13.0 r 703
2012-06-16 10:25:46 C 22 18 45.90 +20 21 11.4 r 703
2012-06-16 10:28:45 C 22 18 46.44 +20 21 11.5 r 703
2012-06-18 00:20:35 C 22 24 32.83 +20 05 15.5 r A17
2012-06-18 00:31:49 C 22 24 34.49 +20 05 10.8 r A17
2012-06-18 00:43:03 C 22 24 36.23 +20 05 05.8 r A17
2012-06-22 08:50:47 C 22 40 44.79 +19 09 41.4 r 703
2012-06-22 09:00:35 C 22 40 46.34 +19 09 35.5 r 703
2012-06-22 09:10:21 C 22 40 47.78 +19 09 29.7 r 703
2012-06-22 23:45:17 C 22 43 05.35 +19 00 09.0 r A17
2012-06-22 23:56:32 C 22 43 07.10 +19 00 01.8 r A17
2012-06-23 00:07:47 C 22 43 08.85 +18 59 54.6 r A17
2012-06-23 00:29:45 C 22 43 12.32 +18 59 42.3 u 160
2012-06-23 00:33:42 C 22 43 12.93 +18 59 39.9 u 160
2012-06-23 00:37:38 C 22 43 13.52 +18 59 37.2 u 160
2012-06-25 08:41:07 C 22 52 06.40 +18 20 33.4 19.0 c 704
2012-06-25 08:55:56 C 22 52 08.74 +18 20 21.4 19.6 c 704
2012-06-25 09:24:50 C 22 52 13.30 +18 19 59.9 19.7 c 704
2012-06-25 09:39:16 C 22 52 15.42 +18 19 48.8 19.6 c 704
2012-06-28 00:53:40 C 23 02 24.00 +17 28 28.4 u 160
2012-06-28 00:57:40 C 23 02 24.63 +17 28 25.3 u 160