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
2017-10-10 18:05:36 C 19 13 56.67 +14 02 48.2 q 160
2017-10-10 18:09:14 C 19 13 57.37 +14 02 52.2 q 160
2017-10-11 18:15:07 C 19 18 04.09 +14 25 12.1 q 160
2017-10-11 18:18:39 C 19 18 04.68 +14 25 15.3 q 160
2017-10-13 18:45:33 C 19 25 52.57 +15 06 09.3 S A16
2017-10-16 18:07:50 C 19 36 23.26 +15 58 04.3 q 160
2017-10-16 18:09:50 C 19 36 23.50 +15 58 06.4 q 160
2017-10-17 18:15:55 C 19 39 43.15 +16 13 46.7 q 160
2017-10-17 18:19:16 C 19 39 43.60 +16 13 48.8 q 160
2017-10-17 18:22:48 C 19 39 44.06 +16 13 50.8 q 160
2017-10-29 05:24:44 C 20 12 20.45 +18 28 44.0 T05
2017-10-29 05:25:23 C 20 12 20.63 +18 28 44.8 T05
2017-10-29 05:46:27 C 20 12 22.78 +18 28 53.0 T05
2017-10-29 05:56:22 C 20 12 23.87 +18 28 53.5 T05
2017-11-01 19:42:37 C 20 21 12.61 +19 00 12.8 U K51
2017-11-01 19:44:47 C 20 21 12.83 +19 00 13.5 U K51
2017-11-01 19:46:58 C 20 21 13.04 +19 00 14.4 U K51
2017-11-02 03:12:10 C 20 21 57.61 +19 02 51.8 o 926
2017-11-02 03:15:12 C 20 21 57.90 +19 02 52.6 o 926
2018-10-03 06:30:20 C 17 38 02.23 -09 30 17.5 U T05
2018-10-03 06:39:02 C 17 38 05.10 -09 29 54.6 U T05
2018-10-03 06:47:38 C 17 38 07.97 -09 29 32.6 U T05
2018-10-03 06:59:35 C 17 38 12.00 -09 29 00.8 U T05
2018-10-11 06:32:28 C 18 33 03.72 -02 07 38.5 U T05
2018-10-11 06:52:58 C 18 33 08.64 -02 06 58.9 U T05
2018-10-11 07:01:43 C 18 33 10.61 -02 06 39.0 U T05
2018-10-11 07:16:54 C 18 33 14.34 -02 06 10.2 U T05
2018-10-11 07:22:18 C 18 33 15.55 -02 06 00.0 U T05
2019-12-06 01:45:38 C 21 17 21.69 +12 20 12.0 V G96
2019-12-06 01:52:41 C 21 17 22.41 +12 20 16.8 V G96
2019-12-06 01:59:44 C 21 17 23.09 +12 20 21.6 V G96
2019-12-06 02:06:47 C 21 17 23.77 +12 20 26.2 V G96
2020-12-04 04:58:16 C 21 04 11.574 +06 35 39.16 U F52
2020-12-04 05:14:47 C 21 04 13.366 +06 35 53.77 U F52
2020-12-04 05:31:18 C 21 04 15.139 +06 36 08.47 U F52
2020-12-04 05:47:48 C 21 04 16.926 +06 36 23.18 U F52
2021-12-03 01:52:21 C 20 48 07.19 +00 29 44.2 V G96
2021-12-03 02:08:37 C 20 48 09.19 +00 30 01.9 V G96
2021-12-03 02:16:44 C 20 48 10.18 +00 30 11.2 V G96
2023-12-11 01:38:05 C 20 43 12.025 -06 42 00.32 V V00
2023-12-11 01:45:08 C 20 43 12.997 -06 41 51.14 V V00
2023-12-11 01:52:11 C 20 43 13.966 -06 41 41.93 V V00
2023-12-11 01:59:14 C 20 43 14.934 -06 41 32.68 V V00
2023-12-18 01:23:21 C 21 05 19.763 -03 10 04.33 V G96
2023-12-18 01:30:46 C 21 05 20.666 -03 09 55.08 V G96
2023-12-18 01:38:11 C 21 05 21.620 -03 09 46.48 V G96
2023-12-18 01:45:35 C 21 05 22.531 -03 09 37.84 V G96
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)