IAA RAS IAA Minor Planet Database

250458 (2004 BO41)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4928646673 ± 5.20e-08
Semi-major axis (a)1.0185820640 AU ± 1.92e-09
Inclination (i)35.55392580° ± 4.76e-06
Long. of Asc. Node (Ω)337.73161584° ± 1.98e-06
Arg. of Perihelion (ω)254.46071173° ± 4.15e-06
Mean Anomaly (M)35.94465313° ± 1.19e-05
Mean Motion (n)0.9587783956°/day ± 2.72e-09
Perihelion dist (q)0.51655895 AU ± 5.29e-08
Aphelion dist (Q)1.52060517 AU ± 5.30e-08
Orbital Period1.02800218 yr ± 2.91e-09
Physical Parameters
H (abs. magnitude)17.99
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.223″
Uncertainty0
Orbit TypeApollo
MOID0.090560 AU
Observations Used769
Radar Obs Used1
Gaia Obs Used14
Oppositions1
Arc Total2004-2016
First Observation Used2004-01-23
Last Observation Used2023-12-18
Observations (847)
Date Type RA Dec Mag Band Observatory
2016-09-16 17:39:19 C 17 44 37.11 +35 42 54.2 – q 585
2016-09-16 17:39:30 C 17 44 37.23 +35 42 54.8 – q 585
2016-09-16 17:39:41 C 17 44 37.35 +35 42 54.8 – q 585
2016-09-16 17:39:52 C 17 44 37.41 +35 42 54.2 – q 585
2016-09-16 17:40:04 C 17 44 37.51 +35 42 54.3 – q 585
2016-09-16 17:40:15 C 17 44 37.67 +35 42 55.2 – q 585
2016-09-16 17:40:26 C 17 44 37.79 +35 42 54.2 – q 585
2016-09-16 17:40:37 C 17 44 37.90 +35 42 53.9 – q 585
2016-09-16 17:40:49 C 17 44 37.99 +35 42 53.8 – q 585
2016-09-16 17:41:00 C 17 44 38.11 +35 42 53.8 – q 585
2016-09-16 17:41:11 C 17 44 38.13 +35 42 54.2 – q 585
2016-09-16 17:41:22 C 17 44 38.32 +35 42 54.2 – q 585
2016-09-16 17:41:34 C 17 44 38.43 +35 42 53.8 – q 585
2016-09-16 17:41:45 C 17 44 38.53 +35 42 53.2 – q 585
2016-09-16 17:41:55 C 17 44 38.65 +35 42 54.4 – q 585
2016-09-16 17:42:06 C 17 44 38.76 +35 42 53.6 – q 585
2016-09-16 17:42:18 C 17 44 38.92 +35 42 53.5 – q 585
2016-09-16 17:42:29 C 17 44 38.96 +35 42 53.6 – q 585
2016-09-16 17:42:40 C 17 44 39.04 +35 42 53.1 – q 585
2016-09-16 17:42:51 C 17 44 39.17 +35 42 53.7 – q 585
2016-09-16 17:43:03 C 17 44 39.31 +35 42 53.4 – q 585
2016-09-16 17:43:14 C 17 44 39.42 +35 42 53.6 – q 585
2016-09-16 17:43:25 C 17 44 39.52 +35 42 53.6 – q 585
2016-09-16 17:43:36 C 17 44 39.63 +35 42 53.4 – q 585
2016-09-16 17:43:47 C 17 44 39.77 +35 42 53.1 – q 585
2016-09-16 17:43:59 C 17 44 39.87 +35 42 53.0 – q 585
2016-09-16 17:44:10 C 17 44 39.97 +35 42 53.1 – q 585
2016-09-16 17:44:21 C 17 44 40.05 +35 42 52.8 – q 585
2016-09-16 17:44:32 C 17 44 40.16 +35 42 53.1 – q 585
2016-09-16 17:44:44 C 17 44 40.29 +35 42 52.9 – q 585
2016-09-16 17:44:55 C 17 44 40.39 +35 42 52.9 – q 585
2016-09-16 17:45:06 C 17 44 40.50 +35 42 53.0 – q 585
2016-09-16 17:45:17 C 17 44 40.64 +35 42 52.4 – q 585
2016-09-16 17:45:29 C 17 44 40.74 +35 42 52.8 – q 585
2016-09-16 17:45:40 C 17 44 40.84 +35 42 52.9 – q 585
2016-09-16 17:45:51 C 17 44 40.94 +35 42 52.7 – q 585
2016-09-16 17:46:02 C 17 44 41.06 +35 42 52.6 – q 585
2016-09-16 17:46:13 C 17 44 41.16 +35 42 52.8 – q 585
2016-09-16 17:46:25 C 17 44 41.29 +35 42 52.3 – q 585
2016-09-16 17:46:35 C 17 44 41.38 +35 42 52.4 – q 585
2016-09-16 17:46:46 C 17 44 41.49 +35 42 52.4 – q 585
2016-09-16 17:46:58 C 17 44 41.61 +35 42 52.2 – q 585
2016-09-16 17:47:09 C 17 44 41.70 +35 42 52.1 – q 585
2016-09-16 17:47:20 C 17 44 41.81 +35 42 52.4 – q 585
2016-09-16 17:47:31 C 17 44 41.94 +35 42 52.3 – q 585
2016-09-16 17:47:43 C 17 44 42.01 +35 42 52.0 – q 585
2016-09-16 17:47:54 C 17 44 42.14 +35 42 52.0 – q 585
2016-09-16 17:48:05 C 17 44 42.24 +35 42 51.9 – q 585
2016-09-16 17:48:16 C 17 44 42.38 +35 42 51.7 – q 585
2016-09-16 17:48:27 C 17 44 42.49 +35 42 51.7 – q 585
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2016-09-07 20:05:00 100016508.18 0.5 us 2380 -1 -1
2016-09-08 18:48:00 -80220.7694 0.3 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)