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
2022-10-02 09:43:18 C 01 28 19.838 +10 39 13.54 U F51
2022-10-02 10:03:13 C 01 28 18.692 +10 39 07.98 U F51
2022-10-15 10:44:11 C 01 11 35.149 +09 07 25.50 U F52
2022-10-15 11:02:21 C 01 11 34.144 +09 07 20.10 U F52
2022-10-15 11:20:22 C 01 11 33.203 +09 07 15.27 U F52
2022-10-19 11:27:45 C 01 06 48.979 +08 39 43.53 U F52
2022-10-19 11:59:06 C 01 06 47.421 +08 39 34.60 U F52
2022-10-19 12:14:58 C 01 06 46.638 +08 39 30.16 U F52
2022-10-23 06:40:05 C 01 02 40.789 +08 15 02.44 U F51
2022-10-23 06:59:23 C 01 02 39.904 +08 14 57.30 U F51
2022-10-23 07:18:33 C 01 02 39.042 +08 14 52.52 U F51
2022-10-23 07:37:38 C 01 02 38.183 +08 14 47.32 U F51
2025-10-01 09:31:56 C 01 43 17.116 +12 06 19.51 V V00
2025-10-01 09:40:00 C 01 43 16.676 +12 06 17.42 V V00
2025-10-01 09:48:03 C 01 43 16.248 +12 06 15.12 V V00
2025-10-01 09:56:07 C 01 43 15.791 +12 06 13.18 V V00
2025-10-17 06:57:24 C 01 22 44.216 +10 17 15.65 V V00
2025-10-17 07:05:27 C 01 22 43.763 +10 17 13.27 V V00
2025-10-17 07:13:30 C 01 22 43.345 +10 17 10.82 V V00
2025-10-17 07:21:32 C 01 22 42.902 +10 17 08.38 V V00
2025-10-18 08:01:45 C 01 21 26.312 +10 09 55.40 V G96
2025-10-18 08:09:49 C 01 21 25.837 +10 09 52.92 V G96
2025-10-18 08:17:52 C 01 21 25.456 +10 09 51.48 V G96
2025-10-18 08:25:55 C 01 21 25.016 +10 09 48.85 V G96