40267 (1999 GJ4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8083828681 ± 7.98e-09
Semi-major axis (a)1.3387905047 AU ± 5.08e-10
Inclination (i)34.47744958° ± 9.01e-07
Long. of Asc. Node (Ω)148.20459566° ± 7.92e-07
Arg. of Perihelion (ω)211.95484902° ± 7.44e-07
Mean Anomaly (M)290.99875735° ± 1.90e-06
Mean Motion (n)0.6362727750°/day ± 3.62e-10
Perihelion dist (q)0.25653520 AU ± 1.07e-08
Aphelion dist (Q)2.42104581 AU ± 1.07e-08
Orbital Period1.54906248 yr ± 8.81e-10
Physical Parameters
H (abs. magnitude)15.54
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.091″
Uncertainty0
Orbit TypeApollo
MOID0.156272 AU
Observations Used3455
Gaia Obs Used131
Oppositions22
Arc Total1955-2025
First Observation Used1955-03-25
Last Observation Used2025-05-15
Observations (3749)
Date Type RA Dec Mag Band Observatory
2008-02-08 08:51:50 C 12 41 33.12 +14 38 11.5 19.2 c 704
2008-02-08 09:09:25 C 12 41 32.30 +14 38 27.1 19.3 c 704
2008-02-08 09:27:00 C 12 41 31.66 +14 38 43.0 19.7 c 704
2008-02-14 08:38:22 C 12 34 45.51 +16 51 32.2 r 703
2008-02-14 08:47:43 C 12 34 44.97 +16 51 41.4 r 703
2008-02-14 08:57:00 C 12 34 44.47 +16 51 49.3 r 703
2008-02-14 09:06:20 C 12 34 44.00 +16 51 58.4 r 703
2008-02-15 22:16:11 C 12 32 43.08 +17 27 18.6 c B48
2008-02-15 22:38:08 C 12 32 41.85 +17 27 40.0 c B48
2008-02-15 23:00:02 C 12 32 40.61 +17 27 59.5 c B48
2008-02-15 23:21:56 C 12 32 39.41 +17 28 21.8 c B48
2008-02-18 08:08:52 C 12 29 22.20 +18 22 49.1 r 703
2008-02-18 08:18:17 C 12 29 21.69 +18 22 59.0 r 703
2008-02-18 08:27:43 C 12 29 21.04 +18 23 07.1 r 703
2008-02-18 08:37:07 C 12 29 20.50 +18 23 16.1 r 703
2008-02-29 07:39:11 C 12 11 17.70 +22 33 01.5 r 703
2008-02-29 07:50:44 C 12 11 16.80 +22 33 12.2 r 703
2008-02-29 08:04:18 C 12 11 15.72 +22 33 25.0 r 703
2008-02-29 08:15:56 C 12 11 14.89 +22 33 36.0 r 703
2008-03-11 05:03:02 C 11 50 09.13 +26 13 18.4 r 703
2008-03-11 05:11:35 C 11 50 08.41 +26 13 24.8 r 703
2008-03-11 05:20:07 C 11 50 07.69 +26 13 31.6 r 703
2008-03-11 05:28:38 C 11 50 07.04 +26 13 38.7 r 703
2008-03-30 22:41:48 C 11 12 34.78 +30 27 13.3 r B15
2008-03-30 22:43:57 C 11 12 34.64 +30 27 13.8 r B15
2008-03-30 22:52:31 C 11 12 33.99 +30 27 16.3 r B15
2008-03-30 22:54:39 C 11 12 33.82 +30 27 17.1 r B15
2008-04-01 07:05:19 C 11 10 21.36 +30 37 04.6 r 703
2008-04-01 07:16:58 C 11 10 20.60 +30 37 08.5 r 703
2008-04-01 07:28:37 C 11 10 19.84 +30 37 11.4 r 703
2008-04-01 07:40:16 C 11 10 18.98 +30 37 14.5 r 703
2008-04-23 20:47:34 C 10 44 11.02 +31 27 32.7 r B15
2008-04-23 20:53:52 C 10 44 10.83 +31 27 32.4 r B15
2008-04-23 21:06:30 C 10 44 10.46 +31 27 31.3 r B15
2008-04-23 21:19:07 C 10 44 10.07 +31 27 30.5 r B15
2009-05-07 01:55:46 C 07 13 28.07 +21 04 41.0 o H55
2009-05-07 02:01:06 C 07 13 28.82 +21 04 42.7 o H55
2009-05-07 02:02:04 C 07 13 28.96 +21 04 43.0 o H55
2009-05-13 03:38:23 C 07 32 41.89 +21 27 31.8 r G96
2009-05-13 03:47:15 C 07 32 43.00 +21 27 32.6 r G96
2009-05-13 03:56:01 C 07 32 44.12 +21 27 33.4 r G96
2009-05-13 04:04:54 C 07 32 45.24 +21 27 34.7 r G96
2010-02-17 11:27:33 C 14 25 16.89 +18 05 43.1 r 703
2010-02-17 11:37:35 C 14 25 16.93 +18 05 51.3 r 703
2010-02-17 11:47:40 C 14 25 17.00 +18 06 00.5 r 703
2010-02-17 11:57:44 C 14 25 16.96 +18 06 08.6 r 703
2010-03-16 01:18:27 C 14 12 31.98 +28 57 15.3 r J75
2010-03-16 01:39:01 C 14 12 30.97 +28 57 39.0 r J75
2010-03-16 01:59:36 C 14 12 29.97 +28 58 02.4 r J75
2010-03-19 10:52:45 C 14 08 21.76 +30 30 38.0 r 703