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
2021-02-07 02:32:10 C 01 37 01.16 -13 04 38.9 V 703
2021-02-07 05:53:37 C 01 37 30.68 -13 00 35.0 V T08
2021-02-07 06:00:55 C 01 37 31.77 -13 00 26.1 V T08
2021-02-07 06:05:34 C 01 37 32.42 -13 00 20.3 V T08
2021-02-07 06:22:11 C 01 37 34.85 -13 00 00.3 V T08
2021-02-09 06:30:15 C 01 44 37.73 -12 01 51.9 V T05
2021-02-09 06:34:52 C 01 44 38.40 -12 01 45.9 V T05
2021-02-09 06:42:47 C 01 44 39.55 -12 01 36.2 V T05
2021-02-09 07:01:17 C 01 44 42.25 -12 01 13.5 V T05
2021-02-11 05:52:00 C 01 51 30.56 -11 04 34.7 V T08
2021-02-11 05:56:39 C 01 51 31.21 -11 04 29.2 V T08
2021-02-11 06:07:16 C 01 51 32.74 -11 04 16.2 V T08
2021-02-11 06:21:54 C 01 51 34.85 -11 03 58.9 V T08
2021-02-12 02:11:40 C 01 54 26.82 -10 40 01.1 V 703
2021-02-12 02:19:46 C 01 54 27.98 -10 39 51.7 V 703
2021-02-12 02:27:52 C 01 54 29.13 -10 39 41.6 V 703
2021-02-12 02:35:58 C 01 54 30.29 -10 39 31.9 V 703
2021-02-19 02:18:52 C 02 18 21.39 -07 18 01.4 V 703
2021-02-19 02:27:34 C 02 18 22.55 -07 17 51.3 V 703
2021-02-19 02:45:00 C 02 18 25.04 -07 17 30.3 V 703
2021-03-07 05:36:25 C 03 11 03.56 +00 02 09.1 V T08
2021-03-07 05:41:04 C 03 11 04.20 +00 02 13.8 V T08
2021-03-07 05:49:01 C 03 11 05.20 +00 02 22.3 V T08
2021-04-02 05:56:44 C 04 30 10.66 +09 33 29.4 V T05
2021-04-02 06:01:21 C 04 30 11.20 +09 33 31.9 V T05
2021-04-02 06:11:18 C 04 30 12.46 +09 33 39.4 V T05
2021-04-02 06:31:46 C 04 30 14.94 +09 33 54.2 V T05
2021-04-12 03:28:49 C 04 58 38.30 +12 16 35.9 U I41
2021-04-12 03:31:45 C 04 58 38.64 +12 16 37.8 U I41
2021-04-12 03:34:39 C 04 58 38.99 +12 16 39.6 U I41
2021-04-12 03:37:35 C 04 58 39.33 +12 16 41.3 U I41
2021-04-12 03:40:28 C 04 58 39.68 +12 16 43.4 U I41
2021-04-19 03:40:07 C 05 18 17.23 +13 54 07.0 U I41
2021-04-19 03:43:01 C 05 18 17.57 +13 54 08.9 U I41
2021-04-19 03:45:56 C 05 18 17.90 +13 54 10.3 U I41
2021-04-20 03:38:02 C 05 21 03.16 +14 06 49.9 U I41
2021-04-20 03:40:57 C 05 21 03.50 +14 06 51.7 U I41
2021-04-20 03:43:50 C 05 21 03.84 +14 06 53.1 U I41
2021-04-20 03:46:45 C 05 21 04.18 +14 06 54.6 U I41
2021-04-21 03:38:52 C 05 23 48.92 +14 19 17.4 U I41
2021-04-21 03:41:45 C 05 23 49.27 +14 19 19.0 U I41
2021-04-21 03:44:40 C 05 23 49.60 +14 19 20.0 U I41
2021-04-21 03:47:33 C 05 23 49.91 +14 19 22.0 U I41
2021-05-04 03:34:17 C 05 58 55.38 +16 35 50.3 U I41
2021-05-04 03:41:04 C 05 58 56.12 +16 35 52.7 U I41
2021-05-04 03:44:28 C 05 58 56.50 +16 35 53.9 U I41
2021-05-04 03:47:51 C 05 58 56.88 +16 35 55.2 U I41
2021-05-06 03:36:05 C 06 04 12.15 +16 52 54.4 U I41
2021-05-06 03:42:52 C 06 04 12.88 +16 52 56.7 U I41
2021-05-06 03:46:16 C 06 04 13.25 +16 52 57.7 U I41