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
1955-03-23 04:50:00 08 48 26.50 +26 14 02.6 261
1955-03-23 05:39:59 08 48 26.38 +26 14 12.8 261
1977-08-21 13:11:08 A 23 48 32.89 -34 17 42.1 413
1977-08-21 14:11:07 A 23 48 39.36 -34 20 43.9 413
1977-10-12 14:50:51 A 03 11 08.52 -66 48 59.5 413
1977-10-12 16:10:50 A 03 11 17.12 -66 48 54.1 413
1977-10-19 17:02:53 A 03 28 28.00 -66 14 32.9 413
1977-10-19 18:02:52 A 03 28 32.41 -66 14 10.4 413
1978-01-06 12:16:24 A 04 15 34.75 -21 13 02.1 413
1990-06-20 06:31:59 17 28 14.39 +11 06 18.4 261
1990-06-20 07:27:00 17 28 11.27 +11 06 07.4 261
1994-12-07 04:22:10 C 10 53 24.05 +06 53 05.7 557
1994-12-07 05:05:36 C 10 53 25.50 +06 53 13.7 557
1994-12-07 05:15:31 C 10 53 25.80 +06 53 15.3 557
1994-12-16 03:07:05 C 10 59 33.78 +07 41 55.7 557
1994-12-16 03:23:54 C 10 59 34.16 +07 42 00.0 557
1994-12-16 03:45:45 C 10 59 34.64 +07 42 05.6 557
1994-12-19 16:18:42 C 11 01 24.43 +08 07 01.4 413
1994-12-19 16:22:08 C 11 01 24.53 +08 07 01.6 413
1994-12-19 16:25:33 C 11 01 24.59 +08 07 03.5 413
1995-01-12 17:38:47 C 11 03 34.51 +12 28 30.7 413
1995-01-12 17:42:48 C 11 03 34.46 +12 28 33.0 413
1995-01-13 15:36:12 C 11 03 16.88 +12 41 32.4 413
1995-01-13 15:40:00 C 11 03 16.83 +12 41 34.7 413
1995-01-13 15:43:32 C 11 03 16.79 +12 41 36.2 413
1995-01-22 10:58:03 C 10 58 59.73 +14 56 11.3 z 658
1995-01-22 11:06:48 C 10 58 59.47 +14 56 17.1 z 658
1995-01-22 11:12:32 C 10 58 59.34 +14 56 20.5 z 658
1995-01-24 10:12:23 C 10 57 41.65 +15 28 14.9 z 658
1995-01-24 10:23:32 C 10 57 41.33 +15 28 22.3 z 658
1995-01-24 10:28:26 C 10 57 41.22 +15 28 26.0 z 658
1995-01-24 10:32:32 C 10 57 41.07 +15 28 28.9 z 658
1995-01-28 18:20:14 C 10 54 24.36 +16 40 39.6 z 385
1995-01-28 18:37:40 C 10 54 23.66 +16 40 52.7 z 385
1995-02-01 16:34:01 C 10 50 58.49 +17 47 33.0 413
1995-02-01 16:38:47 C 10 50 58.31 +17 47 36.7 413
1995-02-10 18:25:30 C 10 41 42.26 +20 21 10.1 z 360
1995-02-10 18:31:59 C 10 41 41.96 +20 21 14.9 z 360
1995-02-20 00:24:59 C 10 31 07.08 +22 47 00.6 z 104
1995-02-20 00:29:59 C 10 31 06.78 +22 47 03.3 z 104
1995-02-20 00:35:00 C 10 31 06.57 +22 47 06.0 z 104
1995-02-21 09:43:01 C 10 29 29.61 +23 07 16.2 z 658
1995-02-21 09:56:07 C 10 29 28.98 +23 07 24.3 z 658
1995-02-21 10:01:01 C 10 29 28.70 +23 07 27.5 z 658
1995-02-21 14:27:00 C 10 29 15.88 +23 10 13.0 413
1995-02-21 14:30:06 C 10 29 15.72 +23 10 15.2 413
1995-02-22 09:38:27 C 10 28 19.65 +23 21 31.1 z 658
1995-02-22 09:48:17 C 10 28 19.19 +23 21 37.1 z 658
1995-02-22 09:53:13 C 10 28 18.93 +23 21 39.6 z 658
1995-02-23 09:04:48 C 10 27 11.48 +23 35 12.2 z 658