IAA RAS IAA Minor Planet Database

2019 QB2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4310081270 ± 3.35e-06
Semi-major axis (a)1.6548760470 AU ± 9.12e-06
Inclination (i)6.90447313° ± 4.52e-05
Long. of Asc. Node (Ω)148.32453510° ± 4.54e-05
Arg. of Perihelion (ω)255.57928680° ± 2.68e-05
Mean Anomaly (M)307.73195558° ± 8.47e-03
Mean Motion (n)0.4629819623°/day ± 3.83e-06
Perihelion dist (q)0.94161102 AU ± 7.59e-06
Aphelion dist (Q)2.36814107 AU ± 1.42e-05
Orbital Period2.12886541 yr ± 1.76e-05
Physical Parameters
H (abs. magnitude)23.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.257″
Uncertainty1
Orbit TypeApollo
MOID0.067991 AU
Observations Used50
Oppositions1
Arc Total2019-2020
First Observation Used2019-08-04
Last Observation Used2020-01-29
Observations (50)
Date Type RA Dec Mag Band Observatory
2019-08-04 11:52:40 C 23 19 28.742 -00 22 54.55 – V F51
2019-08-04 12:09:44 C 23 19 30.445 -00 22 54.91 – V F51
2019-08-04 12:26:48 C 23 19 32.112 -00 22 54.90 – V F51
2019-08-04 12:43:51 C 23 19 33.800 -00 22 55.36 – V F51
2019-08-07 13:30:43 C 23 27 35.878 -00 25 50.42 – V F52
2019-08-07 13:47:27 C 23 27 37.672 -00 25 51.34 – V F52
2019-08-07 14:04:10 C 23 27 39.497 -00 25 52.70 – V F52
2019-08-07 14:20:49 C 23 27 41.296 -00 25 53.97 – V F52
2019-08-08 12:54:23 C 23 30 21.714 -00 27 46.44 – V F52
2019-08-08 13:11:04 C 23 30 23.541 -00 27 48.16 – V F52
2019-08-23 13:29:50 C 00 30 33.887 -02 24 24.93 – U F51
2019-08-23 13:46:10 C 00 30 37.573 -02 24 35.22 – U F51
2019-08-23 14:02:36 C 00 30 41.185 -02 24 45.21 – U F51
2019-08-23 14:18:58 C 00 30 44.850 -02 24 55.51 – U F51
2019-08-24 10:28:40 C 00 35 38.536 -02 37 55.93 – V 568
2019-08-24 10:30:02 C 00 35 38.858 -02 37 56.83 – V 568
2019-08-24 10:31:24 C 00 35 39.178 -02 37 57.73 – V 568
2019-08-25 23:49:24 C 00 45 12.84 -03 04 44.3 – V L01
2019-08-25 23:53:11 C 00 45 13.80 -03 04 47.7 – V L01
2019-08-25 23:56:58 C 00 45 14.74 -03 04 50.7 – V L01
2019-08-26 01:41:44 C 00 45 41.85 -03 06 09.1 – V L01
2019-08-26 01:42:59 C 00 45 42.80 -03 06 10.7 – q I93
2019-08-26 02:02:42 C 00 45 47.90 -03 06 25.5 – q I93
2019-08-26 06:02:53 C 00 46 53.40 -03 08 26.3 – U 807
2019-08-26 06:07:49 C 00 46 54.68 -03 08 30.1 – U 807
2019-08-26 06:12:44 C 00 46 55.97 -03 08 33.9 – U 807
2019-08-26 06:22:34 C 00 47 00.03 -03 09 35.4 – V H01
2019-08-26 06:32:58 C 00 47 02.78 -03 09 43.7 – V H01
2019-08-26 06:44:11 C 00 47 05.70 -03 09 52.2 – V H01
2019-08-26 06:52:24 C 00 47 07.89 -03 09 58.8 – V H01
2019-08-26 13:01:21 C 00 48 46.961 -03 14 34.39 – V 568
2019-08-26 13:02:43 C 00 48 47.321 -03 14 35.49 – V 568
2019-08-26 13:04:07 C 00 48 47.686 -03 14 36.59 – V 568
2019-09-07 09:17:32 C 02 39 03.53 -08 28 10.3 – o 711
2019-09-07 09:21:17 C 02 39 05.43 -08 28 15.3 – o 711
2019-09-07 09:25:03 C 02 39 07.30 -08 28 20.3 – o 711
2019-09-17 11:21:23 C 04 55 40.85 -12 37 28.4 – V I52
2019-09-17 11:23:56 C 04 55 42.13 -12 37 29.7 – V I52
2019-09-17 11:29:03 C 04 55 44.88 -12 37 32.5 – V I52
2019-12-24 14:13:55 C 10 55 55.220 -05 34 09.17 – V F52
2019-12-24 15:08:14 C 10 55 55.882 -05 33 47.44 – V F52
2019-12-30 14:18:18 C 10 57 27.522 -04 31 11.49 – V F52
2020-01-02 14:48:05 C 10 57 22.943 -03 53 15.68 – V F51
2020-01-02 15:16:50 C 10 57 22.629 -03 52 59.38 – V F51
2020-01-02 15:31:11 C 10 57 22.477 -03 52 51.88 – V F51
2020-01-23 12:56:42 C 10 41 11.449 +02 30 07.76 – V F52
2020-01-23 13:13:05 C 10 41 10.418 +02 30 23.86 – V F52
2020-01-23 13:29:32 C 10 41 09.387 +02 30 39.44 – V F52
2020-01-23 13:45:57 C 10 41 08.383 +02 30 54.57 – V F52
2020-01-29 11:31:48 C 10 32 17.274 +04 49 42.61 – V F52