IAA RAS IAA Minor Planet Database

2021 BY1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7423430011 ± 3.76e-04
Semi-major axis (a)2.4375339776 AU ± 3.06e-03
Inclination (i)9.16012331° ± 5.32e-03
Long. of Asc. Node (Ω)297.40985667° ± 1.26e-03
Arg. of Perihelion (ω)97.68623708° ± 1.25e-03
Mean Anomaly (M)109.28624703° ± 9.40e-01
Mean Motion (n)0.2589919460°/day ± 4.88e-04
Perihelion dist (q)0.62804769 AU ± 1.21e-03
Aphelion dist (Q)4.24702027 AU ± 5.42e-03
Orbital Period3.80562523 yr ± 7.17e-03
Physical Parameters
H (abs. magnitude)28.73
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.274″
Uncertainty3
Orbit TypeApollo
MOID0.002663 AU
Observations Used16
Oppositions1
Arc Total2021-2021
First Observation Used2021-01-17
Last Observation Used2021-01-19
Observations (16)
Date Type RA Dec Mag Band Observatory
2021-01-17 06:39:19 C 07 47 00.47 +29 44 46.5 – V G96
2021-01-17 06:53:58 C 07 47 02.72 +29 27 09.7 – V G96
2021-01-18 05:58:14 C 07 51 01.78 +17 00 23.8 – V G96
2021-01-18 06:05:41 C 07 51 01.54 +16 58 37.4 – V G96
2021-01-18 06:13:05 C 07 51 01.29 +16 56 53.4 – V G96
2021-01-18 06:20:30 C 07 51 01.02 +16 55 08.7 – V G96
2021-01-18 09:09:57 C 07 50 55.10 +16 17 32.4 – V I52
2021-01-18 09:12:04 C 07 50 55.00 +16 17 06.1 – V I52
2021-01-18 09:14:12 C 07 50 55.00 +16 16 38.7 – V I52
2021-01-18 09:16:19 C 07 50 54.92 +16 16 12.2 – V I52
2021-01-18 11:20:43 C 07 50 54.15 +15 51 11.2 – V V06
2021-01-18 11:22:17 C 07 50 54.17 +15 50 53.1 – V V06
2021-01-18 11:23:50 C 07 50 54.20 +15 50 34.8 – V V06
2021-01-19 05:24:43 C 07 51 52.63 +13 29 48.3 – V 807
2021-01-19 05:33:43 C 07 51 52.28 +13 28 55.0 – V 807
2021-01-19 05:42:27 C 07 51 51.95 +13 28 03.2 – V 807