2021 PB

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3980308262 ± 4.44e-06
Semi-major axis (a)1.7780403275 AU ± 1.41e-05
Inclination (i)5.96165900° ± 4.96e-05
Long. of Asc. Node (Ω)123.77622493° ± 1.34e-05
Arg. of Perihelion (ω)221.19010713° ± 3.44e-05
Mean Anomaly (M)278.96282254° ± 7.59e-03
Mean Motion (n)0.4157189922°/day ± 4.94e-06
Perihelion dist (q)1.07032547 AU ± 1.16e-05
Aphelion dist (Q)2.48575519 AU ± 2.12e-05
Orbital Period2.37089549 yr ± 2.82e-05
Physical Parameters
H (abs. magnitude)23.49
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.213″
Uncertainty1
Orbit TypeAmor
MOID0.083000 AU
Observations Used59
Oppositions1
Arc Total2021-2021
First Observation Used2021-08-01
Last Observation Used2021-11-11
Observations (59)
Date Type RA Dec Mag Band Observatory
2021-10-16 11:40:18 C 03 26 57.07 -20 01 50.4 o 291
2021-10-16 11:46:56 C 03 26 56.89 -20 01 43.1 o 291
2021-10-31 11:01:40 C 03 16 34.508 -13 37 16.89 U F51
2021-10-31 11:18:59 C 03 16 33.747 -13 36 58.21 U F51
2021-10-31 11:36:18 C 03 16 32.973 -13 36 39.30 U F51
2021-11-11 09:44:09 C 03 08 13.278 -08 53 50.69 U F51
2021-11-11 10:02:42 C 03 08 12.607 -08 53 30.80 U F51
2021-11-11 10:21:15 C 03 08 11.942 -08 53 10.98 U F51
2021-11-11 10:39:50 C 03 08 11.275 -08 52 51.13 U F51