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
2008-02-26 06:07:56 C 06 55 45.73 +17 27 09.1 18.2 c 704
2008-02-26 06:24:29 C 06 55 46.01 +17 27 20.0 18.3 c 704
2008-03-04 03:56:54 C 06 59 23.47 +19 09 56.6 18.1 c 704
2008-03-04 04:13:05 C 06 59 23.81 +19 10 06.5 18.3 c 704
2008-03-04 04:29:15 C 06 59 24.23 +19 10 15.6 18.3 c 704
2008-03-04 04:45:41 C 06 59 24.64 +19 10 24.8 18.4 c 704
2008-03-04 05:01:58 C 06 59 25.04 +19 10 33.8 18.1 c 704
2008-04-02 03:08:28 C 07 27 24.87 +23 32 25.1 r G96
2008-04-02 03:14:47 C 07 27 25.16 +23 32 26.6 r G96
2008-04-02 03:23:44 C 07 27 25.63 +23 32 28.6 r G96
2008-04-02 03:33:25 C 07 27 26.13 +23 32 30.5 r G96
2008-04-07 04:19:43 C 07 33 48.14 +23 56 30.5 18.9 c 704
2008-04-07 04:36:14 C 07 33 49.02 +23 56 33.8 19.2 c 704
2008-04-07 04:52:46 C 07 33 49.99 +23 56 35.8 19.4 c 704
2008-04-07 05:09:26 C 07 33 50.83 +23 56 38.8 19.4 c 704
2009-03-19 10:12:04 C 14 02 51.54 +20 13 35.9 r 703
2009-03-19 10:25:28 C 14 02 51.25 +20 13 42.1 r 703
2009-03-19 10:38:47 C 14 02 50.74 +20 13 49.0 r 703
2009-03-19 10:52:16 C 14 02 50.46 +20 13 54.1 r 703
2009-04-23 06:11:32 C 13 31 51.34 +24 47 35.9 r 703
2009-04-23 06:22:01 C 13 31 50.80 +24 47 36.8 r 703
2009-04-23 06:32:25 C 13 31 50.62 +24 47 39.5 r 703
2009-04-23 06:42:46 C 13 31 50.08 +24 47 40.5 r 703
2009-05-17 07:52:16 C 13 12 52.56 +24 55 54.9 r 703
2009-05-17 08:05:32 C 13 12 52.27 +24 55 53.7 r 703
2009-05-17 08:18:48 C 13 12 51.94 +24 55 52.3 r 703
2009-05-17 08:31:54 C 13 12 51.87 +24 55 49.8 r 703
2010-05-29 08:46:34 C 18 32 27.57 +08 59 04.6 o H21
2010-05-29 08:52:31 C 18 32 27.40 +08 59 05.9 o H21
2010-05-29 08:58:08 C 18 32 27.23 +08 59 06.8 o H21
2010-05-29 09:03:46 C 18 32 27.06 +08 59 06.9 o H21
2010-06-19 23:12:08 C 18 11 04.18 +09 09 45.9 r J75
2010-06-19 23:32:59 C 18 11 03.05 +09 09 43.1 r J75
2010-06-19 23:54:03 C 18 11 01.94 +09 09 40.0 r J75
2010-07-02 00:21:36 C 17 55 06.81 +07 51 56.0 r J75
2010-07-02 00:41:45 C 17 55 05.59 +07 51 48.1 r J75
2010-07-02 01:01:57 C 17 55 04.45 +07 51 39.6 r J75
2010-07-06 02:32:27 C 17 49 34.12 +07 10 03.6 o I15
2010-07-06 02:51:04 C 17 49 33.06 +07 09 54.9 o I15
2010-07-06 03:15:53 C 17 49 31.62 +07 09 43.5 o I15
2010-07-09 21:53:28 C 17 44 30.26 +06 24 13.9 u 160
2010-07-09 21:57:12 C 17 44 30.06 +06 24 11.9 u 160
2010-07-09 22:01:08 C 17 44 29.84 +06 24 09.6 u 160
2010-07-14 21:54:57 C 17 38 09.37 +05 14 31.6 u 160
2010-07-14 21:58:51 C 17 38 09.16 +05 14 29.3 u 160
2010-07-14 22:02:46 C 17 38 08.96 +05 14 26.7 u 160
2010-07-18 21:40:02 C 17 33 27.70 +04 11 53.2 v 204
2010-07-18 21:42:52 C 17 33 27.57 +04 11 51.3 v 204
2010-07-18 22:28:45 C 17 33 25.34 +04 11 19.9 v 204
2010-07-18 22:31:35 C 17 33 25.21 +04 11 18.0 v 204