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
1998-01-28 20:34:09 C 06 15 47.61 +03 27 09.7 z 143
1998-01-28 20:45:25 C 06 15 47.38 +03 27 26.1 z 143
1998-01-28 20:51:05 C 06 15 47.33 +03 27 33.0 z 143
1998-02-03 07:59:51 C 06 15 32.37 +06 18 23.8 z 711
1998-02-03 08:07:53 C 06 15 32.39 +06 18 33.8 z 711
1998-02-04 07:52:37 C 06 15 37.66 +06 47 45.6 z 711
1998-02-04 08:00:41 C 06 15 37.69 +06 47 55.1 z 711
2000-06-24 11:53:12 C 17 41 07.80 +09 50 27.7 18.9 c 608
2000-06-24 12:08:32 C 17 41 06.90 +09 50 23.7 19.5 c 608
2000-06-24 12:23:43 C 17 41 06.07 +09 50 20.4 20.0 c 608
2000-08-03 04:09:10 C 17 01 04.60 +00 49 33.7 18.0 c 704
2000-08-03 04:50:33 C 17 01 03.88 +00 49 00.7 17.6 c 704
2000-08-03 05:11:04 C 17 01 03.47 +00 48 44.5 17.7 c 704
2002-03-19 11:29:04 C 12 24 47.002 +25 12 49.39 W 644
2002-03-19 11:44:52 C 12 24 46.337 +25 12 55.76 W 644
2002-03-19 12:00:29 C 12 24 45.691 +25 13 02.89 W 644
2002-03-21 07:15:42 C 12 22 57.27 +25 30 07.0 18.9 c 704
2002-03-21 07:49:35 C 12 22 55.90 +25 30 19.6 20.2 c 704
2002-03-21 08:23:34 C 12 22 54.44 +25 30 33.0 20.0 c 704
2002-04-10 03:36:31 C 12 03 49.57 +27 37 47.7 20.0 c 644
2002-04-10 04:08:25 C 12 03 48.43 +27 37 52.9 20.1 c 644
2002-04-10 04:38:40 C 12 03 47.28 +27 37 57.6 19.6 c 644
2002-04-21 03:36:20 C 11 55 26.10 +27 59 33.3 t 644
2002-04-21 04:06:10 C 11 55 25.20 +27 59 34.0 t 644
2002-04-21 04:37:51 C 11 55 24.33 +27 59 35.2 t 644
2003-05-08 12:08:32 C 16 15 16.48 +16 11 28.1 t 608
2003-05-08 12:24:39 C 16 15 15.80 +16 11 32.4 t 608
2003-05-08 12:39:36 C 16 15 15.21 +16 11 37.1 t 608
2003-05-19 05:32:20 C 16 04 19.27 +17 02 41.9 c 673
2003-05-19 05:36:29 C 16 04 19.07 +17 02 42.4 c 673
2003-05-19 05:41:09 C 16 04 18.86 +17 02 43.0 c 673
2003-05-19 05:47:10 C 16 04 18.58 +17 02 43.9 c 673
2003-05-20 08:13:50 C 16 03 07.08 +17 06 11.4 c 673
2003-05-20 08:18:49 C 16 03 06.84 +17 06 12.0 c 673
2003-05-20 08:23:49 C 16 03 06.62 +17 06 12.7 c 673
2003-05-20 08:28:50 C 16 03 06.38 +17 06 13.2 c 673
2003-07-21 04:12:38 C 15 18 28.09 +11 12 24.8 19.9 d 644
2003-07-21 04:43:09 C 15 18 28.03 +11 12 10.1 19.9 d 644
2003-07-21 05:13:48 C 15 18 27.99 +11 11 54.8 19.6 d 644
2004-12-14 09:39:42 C 11 11 04.67 +08 16 37.8 18.9 c 704
2004-12-14 09:58:20 C 11 11 05.16 +08 16 42.8 19.2 c 704
2004-12-14 10:16:58 C 11 11 05.71 +08 16 47.5 19.3 c 704
2004-12-14 10:35:40 C 11 11 06.18 +08 16 51.7 19.4 c 704
2004-12-14 10:57:52 C 11 11 06.74 +08 16 57.1 18.7 c 704
2004-12-16 08:50:41 C 11 12 19.97 +08 28 17.4 o 699
2004-12-16 09:14:04 C 11 12 20.52 +08 28 24.8 o 699
2004-12-16 09:37:24 C 11 12 21.01 +08 28 30.1 o 699
2004-12-16 10:00:44 C 11 12 21.67 +08 28 36.0 o 699
2004-12-22 10:06:29 C 11 15 32.95 +09 10 15.6 d 703
2004-12-22 10:19:01 C 11 15 33.20 +09 10 20.3 d 703