4596 (1981 QB)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5200439295 ± 3.79e-08
Semi-major axis (a)2.2393272819 AU ± 4.23e-09
Inclination (i)37.07445486° ± 7.61e-06
Long. of Asc. Node (Ω)154.18365839° ± 6.56e-06
Arg. of Perihelion (ω)248.42994490° ± 1.01e-05
Mean Anomaly (M)47.83192857° ± 8.31e-06
Mean Motion (n)0.2941276949°/day ± 8.33e-10
Perihelion dist (q)1.07477872 AU ± 8.49e-08
Aphelion dist (Q)3.40387584 AU ± 8.51e-08
Orbital Period3.35101488 yr ± 9.49e-09
Physical Parameters
H (abs. magnitude)16.46
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.603″
Uncertainty0
Orbit TypeAmor
MOID0.294916 AU
Observations Used951
Oppositions32
Arc Total1981-2026
First Observation Used1981-08-28
Last Observation Used2026-04-06
Observations (1363)
Date Type RA Dec Mag Band Observatory
1981-08-28 05:32:59 A 21 41 22.25 -07 00 44.6 16.0 675
1981-08-28 06:47:59 A 21 41 18.46 -07 05 16.0 675
1981-08-29 04:56:00 A 21 40 20.33 -08 28 08.9 16.0 675
1981-08-29 06:11:00 A 21 40 16.63 -08 32 46.9 675
1981-08-30 05:01:59 A 21 39 15.28 -10 00 44.5 16.0 675
1981-08-30 06:17:00 A 21 39 11.58 -10 05 35.7 675
1981-08-31 04:57:30 A 21 38 10.17 -11 35 00.8 16.0 675
1981-08-31 06:12:29 A 21 38 06.49 -11 39 53.8 675
1981-09-01 05:01:00 A 21 37 03.95 -13 11 56.6 16.0 675
1981-09-01 06:15:59 A 21 37 00.43 -13 16 52.5 675
1981-09-01 11:18:36 A 21 36 46.32 -13 37 02.3 16.0 474
1981-09-01 11:50:47 A 21 36 44.71 -13 39 16.5 474
1981-09-02 04:56:59 A 21 35 58.09 -14 50 06.9 16.0 675
1981-09-02 06:11:59 A 21 35 54.10 -14 55 14.7 675
1981-09-02 08:18:46 A 21 35 49.01 -15 03 36.4 14.0 474
1981-09-02 08:35:15 A 21 35 47.99 -15 04 48.1 474
1981-09-02 12:14:16 A 21 35 36.97 -15 19 52.7 474
1981-09-02 12:46:55 A 21 35 35.28 -15 22 11.4 14.0 474
1981-09-02 15:00:36 A 21 35 28.59 -15 31 25.2 474
1981-09-03 05:01:30 A 21 34 51.10 -16 30 42.6 16.0 675
1981-09-03 06:16:30 A 21 34 47.36 -16 35 52.0 675
1981-09-05 02:30:06 A 21 32 44.63 -19 44 25.4 A 801
1981-09-05 09:26:29 A 21 32 25.43 -20 13 46.9 14.0 474
1981-09-05 09:43:30 A 21 32 24.07 -20 14 55.6 474
1981-09-06 10:16:19 A 21 31 17.01 -22 01 15.2 14.0 474
1981-09-06 10:46:18 A 21 31 15.43 -22 03 27.6 474
1981-09-07 03:28:27 A 21 30 29.05 -23 16 34.3 A 801
1981-09-21 12:44:28 A 21 17 08.73 -46 44 40.8 18.0 474
1981-09-21 13:16:18 A 21 17 07.80 -46 46 30.1 474
1981-09-23 12:15:50 A 21 15 59.85 -49 27 04.4 17.0 474
1981-09-23 12:41:30 A 21 15 59.11 -49 28 33.7 474
1981-09-29 09:15:57 A 21 14 15.06 -56 32 55.6 474
1981-10-17 11:04:35 A 21 33 04.37 -71 07 46.0 18.3 474
1981-10-17 11:35:34 A 21 33 07.03 -71 08 28.4 474
1981-10-28 10:43:37 A 22 13 50.31 -76 20 57.8 474
1981-10-28 11:22:17 A 22 13 58.41 -76 21 33.5 474
1981-11-27 12:53:34 A 02 26 48.85 -78 42 49.9 474
1981-11-27 13:30:50 A 02 26 59.39 -78 42 26.8 474
1981-12-26 11:17:30 A 04 37 33.27 -65 50 14.8 474
1981-12-26 11:59:29 A 04 37 36.62 -65 49 10.7 474
1982-01-28 10:08:11 A 05 39 00.55 -36 17 37.8 474
1982-01-28 10:49:21 A 05 39 03.18 -36 15 44.9 474
1982-02-26 09:37:29 A 06 27 13.77 -06 57 14.5 474
1982-02-26 10:18:45 A 06 27 16.69 -06 55 48.6 474
1982-03-24 01:26:41 A 07 12 47.59 +08 55 57.1 A 801
1988-12-20 13:09:27 A 11 48 06.94 -05 49 55.7 675
1988-12-20 13:31:01 A 11 48 07.71 -05 49 47.8 675
1988-12-24 12:42:04 A 11 51 27.75 -05 16 24.0 675
1988-12-24 12:49:37 A 11 51 28.03 -05 16 21.3 675
1988-12-24 12:56:21 A 11 51 28.24 -05 16 19.0 675