311554 (2006 BQ147)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4223196603 ± 4.72e-08
Semi-major axis (a)0.8198912577 AU ± 2.13e-09
Inclination (i)24.38235392° ± 4.45e-06
Long. of Asc. Node (Ω)146.76726273° ± 1.62e-06
Arg. of Perihelion (ω)153.21839067° ± 3.35e-06
Mean Anomaly (M)35.42893655° ± 1.27e-05
Mean Motion (n)1.3276325533°/day ± 5.18e-09
Perihelion dist (q)0.47363506 AU ± 3.87e-08
Aphelion dist (Q)1.16614746 AU ± 3.88e-08
Orbital Period0.74239388 yr ± 2.89e-09
NGA Modelr2
A2-2.97584279e-14 ± 3.03e-15 AU/d²
Physical Parameters
H (abs. magnitude)18.72
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.281″
Uncertainty0
Orbit TypeAten
MOID0.070528 AU
Observations Used512
Radar Obs Used1
Gaia Obs Used20
Oppositions8
Arc Total1992-2015
First Observation Used1992-02-01
Last Observation Used2024-02-21
Observations (574)
Date Type RA Dec Mag Band Observatory
2018-02-17 17:53:43 C 07 57 52.86 +16 00 19.7 q C97
2018-02-17 17:55:29 C 07 57 51.92 +16 00 36.5 q C97
2018-02-17 17:57:34 C 07 57 51.09 +16 00 51.2 q C97
2018-02-17 18:05:44 C 07 57 47.20 +16 01 59.4 q C97
2018-02-17 18:07:18 C 07 57 46.46 +16 02 10.6 q C97
2018-02-17 18:08:53 C 07 57 45.61 +16 02 25.8 q C97
2018-02-18 10:35:20 C 07 50 12.04 +18 16 32.0 U T05
2018-02-18 10:49:52 C 07 50 05.05 +18 18 29.5 U T05
2018-02-18 10:50:32 C 07 50 04.71 +18 18 34.9 U T05
2018-02-18 11:04:37 C 07 49 57.96 +18 20 28.8 U T05
2018-02-18 11:19:24 C 07 49 50.88 +18 22 27.9 U T05
2018-02-18 11:20:03 C 07 49 50.59 +18 22 33.1 U T05
2018-02-18 11:34:48 C 07 49 43.50 +18 24 32.3 U T05
2018-02-19 17:15:16 C 07 35 48.98 +22 23 26.0 q C97
2018-02-19 17:17:00 C 07 35 48.22 +22 23 38.5 q C97
2018-02-19 17:18:43 C 07 35 47.32 +22 23 51.7 q C97
2018-02-19 17:20:28 C 07 35 46.24 +22 24 08.1 q C97
2018-02-20 19:10:28 C 07 23 15.78 +25 44 50.0 q 006
2018-02-20 19:12:48 C 07 23 14.61 +25 45 08.0 q 006
2018-02-20 19:13:57 C 07 23 14.02 +25 45 16.7 q 006
2018-02-20 19:14:51 C 07 23 13.56 +25 45 23.7 q 006
2018-02-20 19:15:42 C 07 23 13.14 +25 45 30.4 q 006
2018-02-20 19:16:35 C 07 23 12.67 +25 45 36.8 q 006
2018-02-20 19:17:28 C 07 23 12.24 +25 45 43.7 q 006
2018-02-20 19:18:20 C 07 23 11.80 +25 45 50.4 q 006
2018-02-21 19:27:19 C 07 11 13.00 +28 45 20.0 U K74
2018-02-21 19:29:07 C 07 11 12.08 +28 45 33.2 U K74
2018-02-21 19:30:12 C 07 11 11.52 +28 45 40.9 U K74
2018-02-21 19:32:21 C 07 11 10.41 +28 45 56.7 U K74
2018-02-21 19:34:11 C 07 11 09.46 +28 46 10.1 U K74
2018-02-21 20:04:00 n 07 10 54.93 +28 49 46.4 16.0 U Z43
2018-02-21 20:34:29 n 07 10 39.26 +28 53 27.9 16.5 U Z43
2018-02-21 21:04:26 n 07 10 23.74 +28 57 03.9 15.9 U Z43
2018-02-21 23:21:50 C 07 09 17.45 +29 13 35.8 q I15
2018-02-21 23:23:37 C 07 09 16.51 +29 13 48.6 q I15
2018-02-21 23:25:25 C 07 09 15.69 +29 14 00.7 q I15
2018-02-22 09:10:03 C 07 04 17.44 +30 23 31.0 U T05
2018-02-22 09:35:10 C 07 04 04.30 +30 26 24.5 U T05
2018-02-22 09:41:12 C 07 04 01.15 +30 27 06.2 U T05
2018-02-22 10:00:50 C 07 03 50.91 +30 29 21.3 U T05
2018-02-23 02:58:43 C 06 55 22.41 +32 24 48.1 U 703
2018-02-23 03:06:15 C 06 55 18.43 +32 25 38.9 U 703
2018-02-23 03:13:48 C 06 55 14.46 +32 26 29.1 U 703
2018-02-23 03:21:21 C 06 55 10.47 +32 27 19.5 U 703
2018-02-23 19:28:39 C 06 46 59.83 +34 11 19.0 U K74
2018-02-23 19:30:39 C 06 46 58.78 +34 11 31.6 U K74
2018-02-23 19:32:13 C 06 46 57.97 +34 11 41.5 U K74
2018-02-24 20:51:01 C 06 34 06.61 +36 44 21.2 U Z52
2018-02-24 22:22:31 C 06 33 18.83 +36 53 04.9 U Z80
2018-02-24 22:23:03 C 06 33 18.63 +36 53 06.5 U Z52
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2018-02-21 01:40:00 -40976.9979 0.1 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)