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
1999-05-11 11:57:59 C 11 37 02.86 +36 25 33.6 360
1999-05-16 19:49:09 C 11 32 50.78 +35 57 35.9 c 118
1999-05-16 19:53:57 C 11 32 50.57 +35 57 35.1 c 118
1999-05-19 21:13:20 C 11 30 59.26 +35 38 25.7 c 118
1999-05-19 21:28:11 C 11 30 58.87 +35 38 19.8 c 118
1999-06-13 21:45:38 C 11 28 59.79 +32 05 40.8 z 104
1999-06-13 22:02:38 C 11 28 59.95 +32 05 34.3 z 104
1999-08-04 08:55:31 C 12 14 44.41 +22 16 55.2 413
1999-08-04 08:59:33 C 12 14 44.66 +22 16 52.7 413
1999-08-04 09:04:33 C 12 14 45.03 +22 16 48.1 413
2000-01-03 12:06:33 C 12 48 45.92 -14 40 57.0 i 670
2000-01-03 13:12:38 C 12 48 42.48 -14 39 43.8 i 670
2000-01-04 12:41:37 C 12 47 30.24 -14 13 13.1 i 670
2000-01-04 13:23:15 C 12 47 27.93 -14 12 25.9 i 670
2000-01-04 13:58:48 C 12 47 25.96 -14 11 45.3 i 670
2000-01-04 19:23:45 C 12 47 09.26 -14 05 34.6 360
2000-01-04 19:27:59 C 12 47 09.03 -14 05 29.8 360
2000-01-04 19:32:00 C 12 47 08.79 -14 05 25.3 360
2000-01-09 12:39:04 C 12 40 35.09 -11 49 16.3 z 711
2000-01-09 12:46:29 C 12 40 34.59 -11 49 07.0 z 711
2000-01-11 12:11:39 C 12 37 27.15 -10 47 47.6 z 711
2000-01-11 12:18:57 C 12 37 26.63 -10 47 37.9 z 711
2000-01-28 00:25:10 C 12 01 04.88 -00 22 58.0 610
2000-01-28 00:30:10 C 12 01 04.23 -00 22 48.4 610
2000-01-28 00:35:09 C 12 01 03.58 -00 22 38.8 610
2000-01-28 00:40:09 C 12 01 02.93 -00 22 29.2 610
2000-01-28 00:45:10 C 12 01 02.28 -00 22 19.6 610
2000-01-28 01:44:23 C 12 00 55.44 -00 20 33.3 c 118
2000-01-28 01:59:58 C 12 00 53.60 -00 20 04.9 c 118
2000-01-29 12:25:23 C 11 56 49.62 +00 43 05.0 i 670
2000-01-29 13:15:44 C 11 56 43.56 +00 44 37.4 i 670
2000-01-29 13:53:09 C 11 56 38.90 +00 45 48.0 i 670
2000-02-06 09:23:29 C 11 32 26.60 +06 41 46.5 16.9 c 704
2000-02-06 09:44:40 C 11 32 23.66 +06 42 27.0 17.4 c 704
2000-02-06 10:05:51 C 11 32 20.71 +06 43 07.7 17.7 c 704
2000-02-06 10:27:02 C 11 32 17.70 +06 43 48.1 18.9 c 704
2000-02-06 10:48:11 C 11 32 14.73 +06 44 28.1 18.6 c 704
2000-02-07 02:02:03 C 11 30 09.39 +07 13 34.6 16.0 c 106
2000-02-07 02:28:25 C 11 30 05.68 +07 14 25.0 16.0 c 106
2000-02-07 02:54:47 C 11 30 01.97 +07 15 15.2 15.9 c 106
2000-02-10 16:48:31 C 11 18 01.58 +09 57 37.4 z 900
2000-02-10 17:01:41 C 11 17 59.68 +09 58 01.9 z 900
2000-02-10 22:30:06 C 11 17 13.60 +10 08 10.1 610
2000-02-10 22:36:06 C 11 17 12.74 +10 08 21.3 610
2000-02-10 22:42:06 C 11 17 11.88 +10 08 32.4 610
2000-02-10 22:48:06 C 11 17 11.03 +10 08 43.5 610
2000-02-10 22:54:06 C 11 17 10.17 +10 08 54.7 610
2000-02-11 09:05:51 C 11 15 43.18 +10 27 51.0 16.3 c 704
2000-02-11 09:26:20 C 11 15 40.24 +10 28 28.8 16.5 c 704
2000-02-11 09:46:48 C 11 15 37.25 +10 29 06.8 16.8 c 704