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
1955-03-25 03:45:00 08 34 13.64 +25 28 40.0 675
1955-03-25 04:23:00 08 34 13.72 +25 28 52.5 18.5 675
1983-02-11 09:06:00 11 33 32.01 +12 18 39.5 17.2 675
1983-02-11 09:38:00 11 33 28.46 +12 19 27.1 675
1983-02-15 06:31:59 11 22 40.64 +14 37 55.7 17.2 675
1986-03-04 04:15:29 09 11 18.13 +21 22 53.4 16.5 675
1986-03-04 04:54:59 09 11 14.75 +21 23 35.1 675
1997-03-10 07:36:59 10 51 44.88 +25 25 37.5 261
1997-03-10 08:37:00 10 51 39.14 +25 26 19.5 261
1999-04-10 03:19:40 C 12 25 19.45 +35 24 39.0 18.9 a 704
1999-04-10 03:47:07 C 12 25 17.27 +35 24 49.5 a 704
1999-04-10 04:14:26 C 12 25 14.72 +35 25 00.8 a 704
1999-04-10 05:09:14 C 12 25 10.14 +35 25 25.6 a 704
1999-04-12 04:22:09 C 12 21 14.92 +35 44 09.9 z 732
1999-04-12 04:44:30 C 12 21 13.10 +35 44 18.5 z 732
1999-04-12 04:58:28 C 12 21 11.87 +35 44 23.4 z 732
1999-04-13 00:43:49 C 12 19 34.20 +35 51 29.5 557
1999-04-13 00:47:09 C 12 19 33.95 +35 51 31.1 557
1999-04-13 00:50:30 C 12 19 33.62 +35 51 32.1 557
1999-04-13 12:47:21 C 12 18 35.39 +35 55 46.2 422
1999-04-13 12:49:20 C 12 18 35.14 +35 55 47.7 422
1999-04-13 12:52:33 C 12 18 34.84 +35 55 48.9 422
1999-04-13 22:29:15 C 12 17 48.08 +35 58 55.7 z 587
1999-04-13 22:38:40 C 12 17 47.17 +35 58 57.9 z 587
1999-04-13 22:45:40 C 12 17 46.73 +35 59 01.7 z 587
1999-04-13 23:30:18 C 12 17 42.96 +35 59 14.8 557
1999-04-13 23:33:07 C 12 17 42.72 +35 59 15.6 557
1999-04-13 23:35:58 C 12 17 42.49 +35 59 16.6 557
1999-04-14 19:37:32 C 12 16 05.83 +36 05 39.5 d 046
1999-04-14 19:46:31 C 12 16 05.12 +36 05 41.9 d 046
1999-04-14 19:49:43 C 12 16 04.77 +36 05 43.8 d 046
1999-04-14 19:56:33 C 12 16 04.15 +36 05 45.8 d 046
1999-04-14 23:45:55 C 12 15 45.57 +36 06 55.2 b 118
1999-04-14 23:51:24 C 12 15 45.12 +36 06 56.6 b 118
1999-04-15 00:00:20 C 12 15 44.39 +36 06 58.9 b 118
1999-04-17 20:40:05 C 12 10 20.41 +36 25 27.4 d 046
1999-04-17 20:42:39 C 12 10 20.20 +36 25 29.7 d 046
1999-04-17 20:45:16 C 12 10 20.05 +36 25 29.5 d 046
1999-04-17 20:47:48 C 12 10 19.78 +36 25 30.4 d 046
1999-04-17 20:53:12 C 12 10 19.37 +36 25 31.8 d 046
1999-04-29 08:04:52 C 11 51 19.40 +36 55 36.6 658
1999-04-29 08:11:00 C 11 51 19.07 +36 55 36.6 658
1999-04-29 08:21:14 C 11 51 18.54 +36 55 37.0 658
1999-05-09 20:28:11 C 11 38 35.99 +36 32 35.2 d 046
1999-05-09 20:32:02 C 11 38 35.80 +36 32 34.9 d 046
1999-05-09 20:36:11 C 11 38 35.74 +36 32 32.9 d 046
1999-05-09 20:38:31 C 11 38 35.64 +36 32 33.5 d 046
1999-05-09 20:42:31 C 11 38 35.44 +36 32 32.0 d 046
1999-05-11 11:46:14 C 11 37 03.32 +36 25 36.1 360
1999-05-11 11:51:44 C 11 37 03.15 +36 25 34.8 360