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
1997-07-14 00:38:46 C 00 41 58.18 -03 36 56.6 z 046
1997-07-14 00:41:36 C 00 41 58.63 -03 36 58.4 z 046
1997-07-23 01:38:24 C 01 18 26.73 -06 01 52.1 z 118
1997-07-23 01:47:47 C 01 18 28.38 -06 01 59.4 z 118
1997-08-02 00:47:12 C 02 02 46.63 -09 31 31.6 z 046
1997-08-02 00:48:43 C 02 02 46.94 -09 31 33.0 z 046
1997-08-02 00:50:16 C 02 02 47.26 -09 31 34.4 z 046
1997-08-02 00:51:48 C 02 02 47.54 -09 31 36.4 z 046
1997-08-11 17:39:51 C 02 48 59.49 -13 31 25.5 z 900
1997-08-11 17:53:26 C 02 49 02.23 -13 31 40.3 z 900
1997-08-28 19:01:14 C 04 10 54.53 -20 33 39.7 360
1997-08-28 19:05:14 C 04 10 55.28 -20 33 43.6 360
1997-08-28 19:08:30 C 04 10 55.89 -20 33 46.6 360
1997-10-11 17:26:25 C 06 40 22.80 -30 19 51.2 z 422
1997-10-11 17:30:32 C 06 40 23.12 -30 19 52.1 z 422
1997-10-11 17:32:00 C 06 40 23.27 -30 19 52.9 z 422
1997-10-18 05:40:37 C 06 52 45.28 -30 51 24.4 z 861
1997-10-18 05:47:15 C 06 52 45.73 -30 51 25.0 z 861
1997-11-03 19:18:45 C 07 13 13.90 -31 19 39.9 360
1997-11-03 19:23:45 C 07 13 14.05 -31 19 39.6 360
1997-11-03 19:29:00 C 07 13 14.18 -31 19 39.6 360
1997-11-06 16:49:23 C 07 15 10.47 -31 15 24.6 z 422
1997-11-06 16:51:18 C 07 15 10.52 -31 15 24.6 z 422
1997-12-25 15:05:48 C 06 44 11.56 -17 39 56.3 426
1997-12-25 15:22:12 C 06 44 10.61 -17 39 32.4 426
1997-12-25 15:39:08 C 06 44 09.62 -17 39 08.1 426
1997-12-26 15:34:44 C 06 42 51.51 -17 04 25.1 426
1997-12-26 15:41:31 C 06 42 51.10 -17 04 14.9 426
1997-12-26 15:47:13 C 06 42 50.80 -17 04 06.4 426
1998-01-17 11:41:01 C 06 20 22.31 -03 14 32.7 z 422
1998-01-17 11:43:07 C 06 20 22.23 -03 14 29.3 z 422
1998-01-17 11:45:13 C 06 20 22.18 -03 14 26.0 z 422
1998-01-25 18:28:17 C 06 16 29.43 +01 43 45.2 557
1998-01-25 19:25:28 C 06 16 28.63 +01 45 06.6 557
1998-01-25 20:30:36 C 06 16 27.73 +01 46 39.5 557
1998-01-25 21:44:40 C 06 16 26.69 +01 48 25.1 557
1998-01-26 00:01:40 C 06 16 24.83 +01 51 40.2 557
1998-01-26 17:47:28 C 06 16 13.72 +02 16 48.6 557
1998-01-26 20:20:29 C 06 16 11.86 +02 20 24.1 557
1998-01-26 21:59:40 C 06 16 10.67 +02 22 43.4 557
1998-01-26 23:39:01 C 06 16 09.49 +02 25 02.8 557
1998-01-26 23:57:27 C 06 16 09.29 +02 25 28.7 557
1998-01-27 18:00:12 C 06 15 59.90 +02 50 39.6 557
1998-01-27 19:40:11 C 06 15 58.87 +02 52 58.5 557
1998-01-27 20:54:15 C 06 15 58.10 +02 54 41.0 557
1998-01-27 22:45:51 C 06 15 56.94 +02 57 15.4 557
1998-01-27 23:40:01 C 06 15 56.42 +02 58 30.3 557
1998-01-28 12:20:43 C 06 15 50.74 +03 16 10.1 z 422
1998-01-28 12:22:36 C 06 15 50.70 +03 16 13.0 z 422
1998-01-28 12:24:27 C 06 15 50.71 +03 16 15.5 z 422