1998 QQ

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6845072511 ± 1.46e-07
Semi-major axis (a)1.2433163247 AU ± 1.49e-09
Inclination (i)37.17356271° ± 1.88e-05
Long. of Asc. Node (Ω)325.28495636° ± 4.06e-06
Arg. of Perihelion (ω)220.60914021° ± 9.69e-06
Mean Anomaly (M)300.96279050° ± 1.89e-05
Mean Motion (n)0.7109512502°/day ± 1.28e-09
Perihelion dist (q)0.39225729 AU ± 1.82e-07
Aphelion dist (Q)2.09437536 AU ± 1.82e-07
Orbital Period1.38634862 yr ± 2.50e-09
Physical Parameters
H (abs. magnitude)18.55
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.353″
Uncertainty0
Orbit TypeApollo
MOID0.173455 AU
Observations Used236
Oppositions7
Arc Total1998-2023
First Observation Used1998-08-17
Last Observation Used2023-10-10
Observations (248)
Date Type RA Dec Mag Band Observatory
2005-09-01 09:23:18 C 21 52 00.51 +08 36 20.9 o 608
2005-09-01 09:38:44 C 21 51 58.31 +08 36 18.5 o 608
2005-09-01 09:54:16 C 21 51 56.11 +08 36 14.8 o 608
2016-07-23 10:12:17 S 03 03 41.647 -28 22 30.22 L C51
2016-07-23 14:55:25 S 03 01 38.227 -28 30 14.76 L C51
2016-08-06 13:01:18 C 23 39 06.842 -30 47 30.21 L F51
2016-08-06 13:15:49 C 23 38 57.272 -30 47 08.18 L F51
2016-08-06 13:30:20 C 23 38 47.724 -30 46 45.78 L F51
2016-08-06 13:44:30 C 23 38 38.391 -30 46 24.13 L F51
2016-08-07 01:51:48 C 23 30 53.73 -30 27 12.8 t 595
2016-08-07 01:53:29 C 23 30 52.65 -30 27 10.3 t 595
2016-08-07 04:54:33 C 23 28 59.75 -30 21 29.4 u 807
2016-08-07 04:57:08 C 23 28 58.09 -30 21 25.1 u 807
2016-08-07 05:00:01 C 23 28 56.24 -30 21 20.5 u 807
2016-08-07 05:02:34 C 23 28 54.62 -30 21 16.2 u 807
2016-08-07 05:05:06 C 23 28 53.00 -30 21 12.0 u 807
2016-08-07 09:01:52 C 23 26 21.79 -30 14 28.6 t W86
2016-08-07 09:05:31 C 23 26 19.47 -30 14 22.0 t W86
2016-08-07 09:09:15 C 23 26 17.10 -30 14 15.5 t W86
2016-08-07 12:03:08 C 23 24 30.291 -30 09 43.51 t 568
2016-08-07 12:03:44 C 23 24 29.907 -30 09 42.47 t 568
2016-08-07 13:21:40 C 23 23 42.71 -30 06 52.0 q Q62
2016-08-07 13:24:18 C 23 23 41.05 -30 06 47.5 q Q62
2016-08-07 14:44:00 C 23 22 50.01 -30 04 22.9 t 474
2016-08-07 14:45:27 C 23 22 49.11 -30 04 20.3 t 474
2016-08-07 14:46:53 C 23 22 48.19 -30 04 17.6 t 474
2016-08-07 14:48:20 C 23 22 47.28 -30 04 15.0 t 474
2016-08-07 14:49:47 C 23 22 46.37 -30 04 12.6 t 474
2016-08-07 14:54:35 C 23 22 44.15 -30 04 09.8 q E23
2016-08-07 15:00:35 C 23 22 40.38 -30 03 59.0 q E23
2016-08-07 15:06:34 C 23 22 36.61 -30 03 48.0 q E23
2016-08-07 15:18:14 C 23 22 29.25 -30 03 28.0 q E23
2016-08-07 15:24:14 C 23 22 25.47 -30 03 17.4 q E23
2016-08-07 15:30:15 C 23 22 21.71 -30 03 07.0 q E23
2016-08-07 16:31:04 C 23 21 43.51 -30 01 20.2 q Q62
2016-08-07 16:34:18 C 23 21 41.50 -30 01 14.4 q Q62
2016-08-07 16:37:40 C 23 21 39.38 -30 01 08.6 q Q62
2016-08-07 17:18:30 C 23 21 14.38 -30 00 28.4 o 300
2016-08-07 17:26:20 C 23 21 09.45 -30 00 14.3 o 300
2016-08-07 17:30:08 C 23 21 07.09 -30 00 07.4 o 300
2016-08-07 17:32:14 C 23 21 05.79 -30 00 03.7 o 300
2016-08-07 17:33:07 C 23 21 05.25 -30 00 02.5 o 300
2016-08-07 17:33:59 C 23 21 04.69 -30 00 00.7 o 300
2016-08-08 12:17:54 C 23 09 46.24 -29 24 09.2 r Q62
2016-08-08 12:41:24 C 23 09 32.14 -29 23 24.6 r Q62
2016-08-08 13:22:03 C 23 09 07.68 -29 22 07.3 r Q62
2016-08-08 14:28:10 C 23 08 27.96 -29 20 00.0 q Q62
2016-08-08 14:31:33 C 23 08 25.93 -29 19 53.4 q Q62
2016-08-08 14:34:54 C 23 08 23.91 -29 19 46.8 q Q62
2016-08-08 14:38:18 C 23 08 21.86 -29 19 40.2 q Q62