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
1992-02-01 13:48:37 08 40 24.61 -21 14 54.6 o 260
1992-02-01 14:52:37 08 40 08.03 -21 11 36.8 o 260
1998-01-24 15:41:05 C 13 03 41.20 -15 40 35.6 c 566
1998-01-24 15:54:57 C 13 03 43.39 -15 40 23.5 c 566
1998-01-24 16:09:47 C 13 03 45.76 -15 40 10.6 c 566
2006-01-31 11:44:38 C 03 44 14.92 -18 04 28.7 r E12
2006-01-31 11:58:43 C 03 44 15.79 -18 03 52.5 r E12
2006-01-31 12:12:48 C 03 44 16.76 -18 03 15.1 r E12
2006-01-31 12:26:52 C 03 44 17.55 -18 02 37.6 r E12
2006-01-31 12:44:14 C 03 44 18.65 -18 01 52.9 r E12
2006-01-31 13:06:48 C 03 44 20.09 -18 00 53.3 r E12
2006-01-31 13:29:40 C 03 44 21.54 -17 59 52.2 r E12
2006-02-01 01:57:44 C 03 45 12.31 -17 27 46.8 r H36
2006-02-01 02:18:14 C 03 45 13.48 -17 26 55.2 r H36
2006-02-01 02:37:37 C 03 45 14.69 -17 26 05.0 r H36
2006-02-01 03:00:31 C 03 45 16.34 -17 25 04.6 r 703
2006-02-01 03:07:55 C 03 45 16.81 -17 24 45.6 r 703
2006-02-01 03:15:21 C 03 45 17.17 -17 24 24.1 r 703
2006-02-01 05:35:33 C 03 45 26.79 -17 18 20.8 o F65
2006-02-01 05:44:31 C 03 45 27.34 -17 17 57.8 o F65
2006-02-01 05:55:05 C 03 45 28.00 -17 17 30.3 o F65
2006-02-02 02:55:38 C 03 46 51.96 -16 23 33.1 r G96
2006-02-02 03:05:31 C 03 46 52.57 -16 23 07.8 r G96
2006-02-02 03:11:19 C 03 46 53.08 -16 22 53.2 c 673
2006-02-02 03:15:27 C 03 46 53.22 -16 22 42.5 r G96
2006-02-02 03:23:32 C 03 46 53.70 -16 22 21.9 c 651
2006-02-02 03:25:09 C 03 46 53.80 -16 22 17.0 c 651
2006-02-02 03:25:23 C 03 46 53.83 -16 22 17.1 r G96
2006-02-02 03:26:46 C 03 46 53.84 -16 22 13.8 c 651
2006-02-02 03:34:30 C 03 46 54.52 -16 21 54.0 c 673
2006-02-02 03:47:27 C 03 46 55.16 -16 21 19.7 c 651
2006-02-02 03:49:05 C 03 46 55.25 -16 21 16.7 c 651
2006-02-02 03:50:41 C 03 46 55.40 -16 21 12.1 c 651
2006-02-02 12:46:50 C 03 47 30.69 -15 58 08.0 r E12
2006-02-02 12:48:25 C 03 47 30.84 -15 58 03.4 r E12
2006-02-02 12:50:01 C 03 47 30.91 -15 58 00.0 r E12
2006-02-06 11:39:52 C 03 53 52.94 -12 04 06.8 r E12
2006-02-06 11:45:48 C 03 53 53.32 -12 03 52.1 r E12
2006-02-08 11:00:36 C 03 57 05.55 -10 12 29.1 r E12
2006-02-08 11:04:05 C 03 57 05.76 -10 12 20.5 r E12
2006-02-08 11:05:01 C 03 57 05.83 -10 12 18.8 r E12
2006-02-08 11:14:49 C 03 57 06.44 -10 11 56.5 r E12
2006-02-13 02:33:20 C 04 04 45.09 -06 03 14.5 r 448
2006-02-13 03:03:19 C 04 04 47.05 -06 02 10.3 r 448
2006-02-13 03:33:14 C 04 04 49.00 -06 01 05.7 r 448
2006-02-24 03:29:51 C 04 23 37.58 +02 37 48.6 o 696
2006-02-24 03:40:38 C 04 23 38.34 +02 38 07.5 o 696
2006-02-24 04:01:37 C 04 23 39.84 +02 38 44.7 r G96
2006-02-24 04:10:39 C 04 23 40.48 +02 39 00.8 r G96
2006-02-24 04:19:47 C 04 23 41.10 +02 39 17.3 r G96
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)