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
2020-12-12 05:30:24 C 21 56 25.06 -33 01 11.5 V T08
2020-12-12 05:47:00 C 21 56 27.82 -33 01 05.7 V T08
2020-12-14 04:52:11 C 22 04 21.17 -32 43 47.9 V T05
2020-12-14 04:56:51 C 22 04 21.96 -32 43 46.2 V T05
2020-12-14 05:20:39 C 22 04 25.90 -32 43 36.5 V T05
2020-12-22 05:07:49 C 22 36 45.47 -31 11 59.5 V T05
2020-12-22 05:12:26 C 22 36 46.25 -31 11 57.1 V T05
2020-12-22 05:21:42 C 22 36 47.79 -31 11 51.6 V T05
2020-12-22 05:40:16 C 22 36 50.89 -31 11 41.0 V T05
2020-12-24 04:52:10 C 22 44 49.06 -30 43 59.7 V T08
2020-12-24 04:58:08 C 22 44 50.05 -30 43 56.0 V T08
2020-12-24 05:06:06 C 22 44 51.39 -30 43 51.2 V T08
2020-12-24 05:20:43 C 22 44 53.86 -30 43 42.2 V T08
2020-12-28 05:14:15 C 23 01 03.35 -29 41 19.6 V T08
2020-12-28 05:19:33 C 23 01 04.22 -29 41 15.4 V T08
2020-12-28 05:27:32 C 23 01 05.57 -29 41 09.6 V T08
2020-12-28 05:42:51 C 23 01 08.11 -29 40 59.4 V T08
2020-12-30 05:04:46 C 23 09 05.47 -29 07 13.7 V T05
2020-12-30 05:10:02 C 23 09 06.30 -29 07 09.9 V T05
2020-12-30 05:22:34 C 23 09 08.38 -29 07 00.8 V T05
2020-12-30 05:37:12 C 23 09 10.80 -29 06 49.7 V T05
2021-01-03 05:06:05 C 23 25 08.17 -27 53 00.9 V T05
2021-01-03 05:08:43 C 23 25 08.58 -27 52 58.6 V T05
2021-01-03 05:10:41 C 23 25 08.91 -27 52 57.2 V T05
2021-01-03 05:13:19 C 23 25 09.35 -27 52 54.7 V T05
2021-01-03 05:18:36 C 23 25 10.22 -27 52 50.8 V T05
2021-01-03 05:24:32 C 23 25 11.19 -27 52 45.7 V T05
2021-01-03 05:33:08 C 23 25 12.62 -27 52 38.7 V T05
2021-01-05 05:09:29 C 23 33 07.03 -27 13 04.4 V T08
2021-01-05 05:13:28 C 23 33 07.70 -27 13 01.3 V T08
2021-01-05 05:21:26 C 23 33 08.99 -27 12 54.7 V T08
2021-01-05 05:39:21 C 23 33 11.92 -27 12 39.1 V T08
2021-01-07 05:01:36 C 23 41 01.82 -26 31 30.8 V T05
2021-01-07 05:07:33 C 23 41 02.76 -26 31 26.0 V T05
2021-01-07 05:15:27 C 23 41 04.07 -26 31 18.8 V T05
2021-01-07 05:29:59 C 23 41 06.41 -26 31 06.1 V T05
2021-01-13 05:57:54 C 00 04 43.52 -24 15 34.7 V T08
2021-01-13 06:03:13 C 00 04 44.34 -24 15 29.4 V T08
2021-01-13 06:11:11 C 00 04 45.64 -24 15 21.7 V T08
2021-01-13 06:28:28 C 00 04 48.41 -24 15 04.1 V T08
2021-01-15 05:03:12 C 00 12 19.89 -23 28 24.6 V T05
2021-01-15 05:13:46 C 00 12 21.57 -23 28 14.4 V T05
2021-01-15 05:33:02 C 00 12 24.63 -23 27 54.6 V T05
2021-01-29 05:47:52 C 01 05 09.02 -17 17 50.5 V T08
2021-01-29 05:52:32 C 01 05 09.70 -17 17 44.7 V T08
2021-01-29 06:02:29 C 01 05 11.23 -17 17 33.9 V T08
2021-01-29 06:17:11 C 01 05 13.41 -17 17 16.4 V T08
2021-02-07 02:08:00 C 01 36 57.61 -13 05 08.6 V 703
2021-02-07 02:16:03 C 01 36 58.80 -13 04 58.5 V 703
2021-02-07 02:24:06 C 01 36 59.96 -13 04 48.6 V 703