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
2013-02-15 15:21:55 C 16 25 16.447 +04 22 14.59 L F51
2013-04-22 10:28:24 C 16 38 34.40 +13 20 48.5 c 926
2013-04-22 10:58:22 C 16 38 33.65 +13 20 59.0 c 926
2013-04-22 11:22:43 C 16 38 33.04 +13 21 08.6 c 926
2013-04-25 14:10:32 C 16 36 39.289 +13 48 22.32 L F51
2013-04-25 14:27:12 C 16 36 38.831 +13 48 28.37 L F51
2013-04-30 09:20:52 C 16 33 16.93 +14 27 54.6 o 691
2013-04-30 09:46:24 C 16 33 16.03 +14 28 02.2 o 691
2013-04-30 10:11:54 C 16 33 15.20 +14 28 10.8 o 691
2013-05-13 08:59:21 C 16 21 42.19 +15 54 03.5 u 703
2013-05-13 09:21:25 C 16 21 41.25 +15 54 07.9 u 703
2013-05-13 09:32:05 C 16 21 40.75 +15 54 09.0 u 703
2013-05-14 00:33:00 C 16 21 02.89 +15 57 18.7 i C91
2013-05-14 00:51:59 C 16 21 02.07 +15 57 23.5 i C91
2013-05-14 01:09:59 C 16 21 01.31 +15 57 27.2 i C91
2013-05-17 00:53:15 C 16 17 55.97 +16 11 07.9 19.9 u J43
2013-05-17 01:09:52 C 16 17 55.21 +16 11 10.7 19.8 u J43
2013-05-17 01:26:30 C 16 17 54.47 +16 11 13.6 20.0 u J43
2013-05-17 01:43:10 C 16 17 53.71 +16 11 16.4 19.8 u J43
2013-06-04 05:54:13 C 15 57 56.11 +16 36 28.4 N I41
2013-06-04 05:55:50 C 15 57 56.03 +16 36 28.3 N I41
2013-06-05 05:46:33 C 15 56 51.30 +16 34 48.2 N I41
2013-06-05 07:47:18 C 15 56 45.71 +16 34 39.0 N I41
2013-06-06 05:28:36 C 15 55 47.42 +16 32 49.0 N I41
2013-06-06 07:25:56 C 15 55 42.05 +16 32 38.3 N I41
2013-06-07 05:54:46 C 15 54 42.08 +16 30 26.3 N I41
2013-06-07 07:34:45 C 15 54 37.54 +16 30 16.0 N I41
2013-06-18 05:18:10 C 15 43 50.22 +15 44 12.8 N I41
2013-06-18 06:43:23 C 15 43 46.94 +15 43 51.9 N I41
2013-06-19 04:38:56 C 15 42 58.34 +15 38 23.4 N I41
2013-06-19 06:32:53 C 15 42 54.02 +15 37 54.0 N I41
2013-06-29 04:40:20 C 15 35 14.74 +14 24 12.9 N I41
2013-06-29 05:33:48 C 15 35 13.22 +14 23 53.8 N I41
2013-06-30 04:24:23 C 15 34 36.49 +14 15 34.9 N I41
2013-06-30 05:16:54 C 15 34 35.04 +14 15 15.5 N I41
2013-09-02 23:23:02 C 15 46 48.99 +00 58 13.1 u 807
2013-09-02 23:28:29 C 15 46 49.17 +00 58 10.4 u 807
2013-09-02 23:33:56 C 15 46 49.36 +00 58 07.1 u 807
2014-10-24 11:59:34 C 10 18 55.54 +08 12 02.7 q 703
2014-10-24 12:06:46 C 10 18 55.97 +08 12 03.0 q 703
2014-10-24 12:13:58 C 10 18 56.40 +08 12 01.2 q 703
2014-10-24 12:21:11 C 10 18 56.85 +08 12 00.3 q 703
2014-11-19 10:43:07 C 10 55 57.78 +07 41 40.6 q 703
2014-11-19 10:50:24 C 10 55 58.20 +07 41 41.7 q 703
2014-11-19 10:57:41 C 10 55 58.47 +07 41 41.7 q 703
2014-11-26 14:09:05 C 11 04 15.030 +07 48 48.61 L F51
2014-11-26 14:27:09 C 11 04 15.834 +07 48 49.83 L F51
2014-11-26 14:45:10 C 11 04 16.637 +07 48 51.04 L F51
2014-12-09 14:07:11 C 11 16 49.125 +08 25 09.39 L F51
2014-12-09 14:24:38 C 11 16 49.714 +08 25 12.48 L F51