369983 (1998 QB28)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3796263337 ± 1.03e-06
Semi-major axis (a)2.0738807910 AU ± 3.49e-08
Inclination (i)1.07458415° ± 1.26e-05
Long. of Asc. Node (Ω)341.43821985° ± 3.12e-04
Arg. of Perihelion (ω)298.04719044° ± 3.96e-04
Mean Anomaly (M)71.14980183° ± 2.71e-04
Mean Motion (n)0.3300172132°/day ± 8.33e-09
Perihelion dist (q)1.28658103 AU ± 2.14e-06
Aphelion dist (Q)2.86118055 AU ± 2.14e-06
Orbital Period2.98659053 yr ± 7.54e-08
Physical Parameters
H (abs. magnitude)20.15
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.260″
Uncertainty0
Orbit TypeAmor
MOID0.269183 AU
Observations Used109
Oppositions18
Arc Total1998-2025
First Observation Used1998-08-26
Last Observation Used2025-10-18
Observations (124)
Date Type RA Dec Mag Band Observatory
1998-08-26 10:08:01 c 23 57 04.63 -00 18 20.4 i 691
1998-08-26 10:38:32 c 23 57 03.38 -00 18 25.4 i 691
1998-08-26 11:12:08 c 23 57 02.00 -00 18 30.5 i 691
1998-08-27 07:48:57 c 23 56 15.81 -00 21 52.8 i 691
1998-08-27 08:03:30 c 23 56 15.20 -00 21 55.0 i 691
1998-08-27 08:17:10 c 23 56 14.62 -00 21 57.5 i 691
1998-08-30 07:32:41 c 23 53 23.11 -00 34 40.7 i 691
1998-08-30 07:47:32 c 23 53 22.45 -00 34 43.7 i 691
1998-08-30 08:00:51 c 23 53 21.82 -00 34 46.0 i 691
1998-08-31 08:41:30 c 23 52 19.34 -00 39 31.4 i 691
1998-08-31 09:11:39 c 23 52 17.95 -00 39 36.7 i 691
1998-08-31 09:42:47 c 23 52 16.50 -00 39 43.0 i 691
1998-09-13 06:19:58 c 23 38 24.28 -01 46 59.7 i 691
1998-09-13 06:27:43 c 23 38 23.93 -01 47 01.5 i 691
1998-09-13 06:36:26 c 23 38 23.53 -01 47 03.1 i 691
1998-09-15 04:32:24 c 23 36 21.60 -01 57 17.2 i 691
1998-09-15 05:02:14 c 23 36 20.23 -01 57 23.8 i 691
1998-09-15 05:32:06 c 23 36 18.83 -01 57 30.6 i 691
2004-09-21 09:46:58 C 00 09 59.56 +02 01 19.9 c 568
2004-09-21 10:31:48 C 00 09 57.21 +02 01 07.8 c 568
2004-09-21 11:13:20 C 00 09 55.03 +02 00 56.7 c 568
2004-10-10 05:50:20 C 23 51 43.991 +00 17 47.57 e 645
2004-10-10 05:55:20 C 23 51 43.834 +00 17 46.79 22.23 e 645
2004-10-16 22:23:14 C 23 47 57.28 -00 04 15.6 o 950
2004-10-16 22:27:14 C 23 47 57.21 -00 04 15.7 o 950
2007-09-10 09:10:22 C 00 42 56.48 +05 22 33.2 r G96
2007-09-10 09:22:12 C 00 42 55.90 +05 22 30.4 r G96
2007-09-10 09:33:46 C 00 42 55.36 +05 22 27.5 r G96
2007-09-10 09:45:17 C 00 42 54.75 +05 22 24.9 r G96
2007-09-10 10:54:38 C 00 42 51.40 +05 22 08.8 r G96
2007-09-10 11:07:45 C 00 42 50.75 +05 22 05.7 r G96
2007-09-10 11:20:56 C 00 42 50.13 +05 22 02.6 r G96
2007-09-11 01:38:09 C 00 42 11.16 +05 18 41.1 r J95
2007-09-11 02:05:37 C 00 42 09.73 +05 18 34.1 r J95
2007-09-11 03:12:26 C 00 42 06.53 +05 18 20.6 r J95
2007-09-11 08:31:18 C 00 41 51.97 +05 17 07.8 r G96
2007-09-11 08:42:18 C 00 41 51.43 +05 17 05.0 r G96
2007-09-11 08:53:12 C 00 41 50.89 +05 17 02.3 r G96
2007-09-11 09:04:02 C 00 41 50.35 +05 16 59.8 r G96
2007-09-14 06:16:36 C 00 38 32.10 +04 59 58.2 r G96
2007-09-14 06:25:18 C 00 38 31.66 +04 59 55.9 r G96
2007-09-14 06:33:57 C 00 38 31.20 +04 59 53.4 r G96
2007-09-14 06:42:37 C 00 38 30.76 +04 59 51.5 r G96
2007-10-09 03:39:13 C 00 09 57.67 +02 19 55.2 o 291
2007-10-09 03:54:57 C 00 09 57.07 +02 19 51.9 o 291
2007-10-09 04:04:16 C 00 09 56.67 +02 19 49.4 o 291
2010-10-01 04:53:09 C 00 33 18.88 +04 49 05.3 o 691
2010-10-01 05:18:33 C 00 33 17.56 +04 48 59.0 o 691
2010-10-01 05:43:58 C 00 33 16.30 +04 48 50.6 o 691
2010-10-14 07:12:24 C 00 19 23.792 +03 27 04.91 L F51