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
2012-02-17 20:27:20 C 05 15 49.46 +01 56 55.4 c A24
2012-02-17 20:29:29 C 05 15 49.39 +01 57 00.7 c A24
2012-02-19 03:36:22 C 05 14 59.10 +03 24 05.5 19.6 c 704
2012-02-19 03:54:03 C 05 14 58.64 +03 24 55.5 19.0 c 704
2012-02-19 04:11:36 C 05 14 58.06 +03 25 43.6 19.2 c 704
2012-02-19 04:29:23 C 05 14 57.59 +03 26 32.4 19.1 c 704
2012-02-19 04:46:47 C 05 14 57.04 +03 27 20.1 19.1 c 704
2012-02-20 03:51:19 C 05 14 25.40 +04 30 16.2 18.9 c 704
2012-02-20 04:08:44 C 05 14 24.90 +04 31 03.2 19.0 c 704
2012-02-20 04:26:36 C 05 14 24.46 +04 31 51.2 18.7 c 704
2012-02-20 04:43:45 C 05 14 23.90 +04 32 37.2 18.6 c 704
2012-02-21 18:46:58 C 05 13 41.52 +06 13 26.7 c A24
2012-02-21 19:10:13 C 05 13 41.03 +06 14 27.2 c A24
2012-02-21 19:33:39 C 05 13 40.55 +06 15 28.3 c A24
2012-02-21 19:48:09 C 05 13 40.22 +06 16 05.7 t 130
2012-02-21 19:51:46 C 05 13 40.15 +06 16 13.8 t 130
2012-02-21 19:55:24 C 05 13 40.04 +06 16 24.0 t 130
2012-02-21 19:57:16 C 05 13 40.07 +06 16 29.8 c A24
2012-02-21 19:59:00 C 05 13 39.95 +06 16 34.1 t 130
2012-02-21 19:59:20 C 05 13 40.09 +06 16 35.3 c A24
2012-02-22 18:36:37 C 05 13 20.06 +07 14 48.6 c A24
2012-02-22 19:10:20 C 05 13 19.46 +07 16 15.2 c A24
2012-02-22 19:21:55 C 05 13 19.25 +07 16 44.8 c A24
2012-02-22 19:21:57 C 05 13 19.19 +07 16 44.6 r 106
2012-02-22 19:40:31 C 05 13 18.81 +07 17 31.4 r 106
2012-02-22 19:44:35 C 05 13 18.82 +07 17 42.7 c A24
2012-02-22 19:46:38 C 05 13 18.79 +07 17 47.2 c A24
2012-02-22 19:59:07 C 05 13 18.50 +07 18 18.1 r 106
2012-02-22 20:17:48 C 05 13 18.18 +07 19 05.7 r 106
2012-02-24 18:54:38 C 05 12 48.83 +09 15 06.3 c A24
2012-02-24 18:56:43 C 05 12 48.83 +09 15 11.7 c A24
2012-02-24 19:19:16 C 05 12 48.54 +09 16 06.4 c A24
2012-02-24 19:42:20 C 05 12 48.25 +09 17 02.3 c A24
2012-02-24 20:04:54 C 05 12 47.98 +09 17 57.2 c A24
2012-02-24 20:06:58 C 05 12 47.97 +09 18 01.8 c A24
2012-02-25 18:50:29 C 05 12 39.31 +10 12 41.8 c A24
2012-02-25 19:14:29 C 05 12 39.01 +10 13 39.5 c A24
2012-02-25 19:36:56 C 05 12 38.83 +10 14 32.3 c A24
2012-02-25 19:58:52 C 05 12 38.61 +10 15 24.4 c A24
2012-02-25 20:00:56 C 05 12 38.70 +10 15 29.1 c A24
2012-02-29 02:23:47 C 05 12 33.19 +13 15 02.0 r 703
2012-02-29 02:31:00 C 05 12 33.22 +13 15 17.3 r 703
2012-02-29 02:38:29 C 05 12 33.15 +13 15 34.9 r 703
2012-02-29 02:45:48 C 05 12 33.22 +13 15 50.2 r 703
2014-11-18 08:14:15 C 10 03 59.20 -33 11 54.9 u 807
2014-11-18 08:18:48 C 10 03 59.21 -33 11 56.8 u 807
2014-11-18 08:23:20 C 10 03 59.23 -33 11 58.4 u 807
2014-11-18 08:27:54 C 10 03 59.26 -33 12 00.1 u 807
2014-11-18 08:32:40 C 10 03 59.25 -33 12 02.0 u 807
2014-11-19 08:12:56 C 10 04 07.36 -33 20 47.9 u 807
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)