2021 PB1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4626597037 ± 6.21e-05
Semi-major axis (a)2.2823595680 AU ± 3.02e-04
Inclination (i)13.89693899° ± 1.43e-03
Long. of Asc. Node (Ω)150.17857953° ± 1.52e-04
Arg. of Perihelion (ω)137.37476455° ± 2.41e-04
Mean Anomaly (M)98.55955063° ± 9.13e-02
Mean Motion (n)0.2858486717°/day ± 5.68e-05
Perihelion dist (q)1.22640377 AU ± 2.16e-04
Aphelion dist (Q)3.33831537 AU ± 4.65e-04
Orbital Period3.44807019 yr ± 6.85e-04
Physical Parameters
H (abs. magnitude)23.33
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.127″
Uncertainty2
Orbit TypeAmor
MOID0.254898 AU
Observations Used20
Oppositions1
Arc Total2021-2021
First Observation Used2021-08-03
Last Observation Used2021-08-31
Observations (20)
Date Type RA Dec Mag Band Observatory
2021-08-03 10:53:29 C 22 02 58.341 +04 55 35.80 U F51
2021-08-03 11:10:09 C 22 02 59.170 +04 55 01.55 U F51
2021-08-03 11:43:33 C 22 03 00.807 +04 53 53.07 U F51
2021-08-03 13:36:24 C 22 03 06.361 +04 50 01.72 V F51
2021-08-03 13:37:20 C 22 03 06.414 +04 49 59.35 V F51
2021-08-04 05:53:47 C 22 04 03.24 +04 16 22.6 u H21
2021-08-04 06:11:19 C 22 04 04.09 +04 15 46.2 u H21
2021-08-05 09:58:05 C 22 05 36.270 +03 18 23.67 V F51
2021-08-05 10:18:25 C 22 05 37.187 +03 17 41.60 V F51
2021-08-05 10:38:45 C 22 05 38.119 +03 16 59.51 V F51
2021-08-15 06:22:35 C 22 16 26.65 -04 51 51.3 u H21
2021-08-15 06:36:06 C 22 16 27.09 -04 52 18.7 u H21
2021-08-15 06:52:29 C 22 16 27.62 -04 52 51.6 u H21
2021-08-15 10:34:59 C 22 16 36.560 -05 00 10.74 U F51
2021-08-15 11:08:38 C 22 16 37.573 -05 01 18.13 U F51
2021-08-15 11:25:35 C 22 16 38.080 -05 01 52.00 U F51
2021-08-31 08:58:53 C 22 28 09.571 -15 55 51.03 U F51
2021-08-31 09:14:43 C 22 28 09.857 -15 56 12.51 U F51
2021-08-31 09:30:33 C 22 28 10.134 -15 56 34.29 U F51
2021-08-31 09:46:24 C 22 28 10.400 -15 56 55.65 U F51