7977 (1977 QQ5)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4662168238 ± 5.20e-09
Semi-major axis (a)2.2255579390 AU ± 1.69e-09
Inclination (i)25.16608532° ± 5.62e-07
Long. of Asc. Node (Ω)134.12462345° ± 8.12e-07
Arg. of Perihelion (ω)248.10411669° ± 1.01e-06
Mean Anomaly (M)172.08491138° ± 1.57e-06
Mean Motion (n)0.2968615281°/day ± 3.39e-10
Perihelion dist (q)1.18796539 AU ± 1.16e-08
Aphelion dist (Q)3.26315049 AU ± 1.18e-08
Orbital Period3.32015499 yr ± 3.79e-09
Physical Parameters
H (abs. magnitude)15.15
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.051″
Uncertainty0
Orbit TypeAmor
MOID0.354605 AU
Observations Used1725
Gaia Obs Used100
Oppositions43
Arc Total1955-2026
First Observation Used1955-03-23
Last Observation Used2026-04-01
Observations (1786)
Date Type RA Dec Mag Band Observatory
2020-09-29 06:15:34 C 18 09 32.14 -23 44 21.4 V T05
2020-09-29 06:20:51 C 18 09 32.48 -23 44 25.8 V T05
2020-09-29 06:35:29 C 18 09 33.54 -23 44 36.9 V T05
2020-10-21 04:46:32 C 18 57 19.78 -29 43 00.8 V T08
2020-10-21 05:01:47 C 18 57 21.39 -29 43 09.3 V T08
2020-10-21 05:20:22 C 18 57 23.36 -29 43 19.9 V T08
2020-10-29 05:02:06 C 19 19 27.15 -31 22 23.1 V T08
2020-10-29 05:06:45 C 19 19 27.72 -31 22 25.4 V T08
2020-10-29 05:16:02 C 19 19 28.79 -31 22 29.4 V T08
2020-10-29 05:30:39 C 19 19 30.52 -31 22 36.6 V T08
2020-11-08 04:48:14 C 19 50 16.71 -32 56 54.5 V T05
2020-11-08 04:52:51 C 19 50 17.36 -32 56 56.1 V T05
2020-11-08 05:00:48 C 19 50 18.41 -32 56 58.6 V T05
2020-11-10 04:54:59 C 19 56 52.40 -33 11 29.1 V T08
2020-11-10 04:59:37 C 19 56 53.04 -33 11 30.3 V T08
2020-11-10 05:08:15 C 19 56 54.20 -33 11 32.9 V T08
2020-11-10 05:24:50 C 19 56 56.45 -33 11 37.6 V T08
2020-11-15 08:38:09 C 20 14 25.11 -33 41 29.3 q E89
2020-11-15 08:47:46 C 20 14 26.48 -33 41 31.8 q E89
2020-11-15 08:57:35 C 20 14 27.88 -33 41 33.3 q E89
2020-11-15 09:07:31 C 20 14 29.32 -33 41 35.4 q E89
2020-11-16 04:47:42 C 20 17 21.49 -33 45 29.0 V T05
2020-11-16 04:56:18 C 20 17 22.71 -33 45 30.9 V T05
2020-11-16 05:01:35 C 20 17 23.50 -33 45 31.6 V T05
2020-11-16 05:18:47 C 20 17 25.98 -33 45 34.8 V T05
2020-12-02 04:48:39 C 21 16 45.34 -33 57 59.1 V T05
2020-12-02 04:56:33 C 21 16 46.62 -33 57 58.0 V T05
2020-12-02 05:01:09 C 21 16 47.34 -33 57 57.7 V T05
2020-12-02 05:16:27 C 21 16 49.77 -33 57 55.2 V T05
2020-12-04 05:02:50 C 21 24 35.59 -33 50 46.9 V T08
2020-12-04 05:07:30 C 21 24 36.35 -33 50 46.0 V T08
2020-12-04 05:16:52 C 21 24 37.84 -33 50 44.2 V T08
2020-12-04 05:32:07 C 21 24 40.32 -33 50 41.8 V T08
2020-12-04 08:53:30 C 21 25 13.05 -33 50 00.4 q E89
2020-12-04 09:00:41 C 21 25 14.20 -33 49 58.7 q E89
2020-12-04 09:07:37 C 21 25 15.33 -33 49 57.5 q E89
2020-12-04 09:14:07 C 21 25 16.39 -33 49 56.2 q E89
2020-12-06 04:38:19 C 21 32 23.27 -33 41 38.9 V T05
2020-12-06 04:44:16 C 21 32 24.25 -33 41 38.0 V T05
2020-12-06 04:54:11 C 21 32 25.86 -33 41 35.4 V T05
2020-12-06 05:10:40 C 21 32 28.54 -33 41 32.1 V T05
2020-12-08 04:49:53 C 21 40 20.13 -33 30 19.1 V T08
2020-12-08 04:57:51 C 21 40 21.43 -33 30 16.7 V T08
2020-12-08 05:17:04 C 21 40 24.57 -33 30 11.7 V T08
2020-12-10 04:40:45 C 21 48 16.48 -33 16 59.1 V T05
2020-12-10 04:45:24 C 21 48 17.27 -33 16 56.5 V T05
2020-12-10 04:55:57 C 21 48 19.01 -33 16 54.2 V T05
2020-12-10 05:13:49 C 21 48 21.93 -33 16 48.7 V T05
2020-12-12 05:17:47 C 21 56 22.98 -33 01 16.2 V T08
2020-12-12 05:22:25 C 21 56 23.74 -33 01 14.5 V T08