527715 (2007 YQ56)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2880063433 ± 9.61e-09
Semi-major axis (a)1.1407105560 AU ± 1.37e-09
Inclination (i)26.45599303° ± 4.04e-06
Long. of Asc. Node (Ω)275.99038343° ± 8.66e-07
Arg. of Perihelion (ω)273.03061921° ± 2.22e-06
Mean Anomaly (M)176.75525622° ± 1.79e-06
Mean Motion (n)0.8090010503°/day ± 1.46e-09
Perihelion dist (q)0.81217868 AU ± 1.10e-08
Aphelion dist (Q)1.46924243 AU ± 1.11e-08
Orbital Period1.21832510 yr ± 2.20e-09
NGA Modelr2
A25.08415379e-14 ± 4.00e-15 AU/d²
Physical Parameters
H (abs. magnitude)19.95
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.283″
Uncertainty0
Orbit TypeApollo
MOID0.010566 AU
Observations Used391
Radar Obs Used2
Oppositions3
Arc Total2007-2025
First Observation Used2007-12-31
Last Observation Used2025-08-30
Observations (416)
Date Type RA Dec Mag Band Observatory
2007-12-31 03:29:32 C 01 41 29.61 +30 33 53.9 w 699
2007-12-31 04:03:52 C 01 41 30.40 +30 31 24.6 w 699
2007-12-31 04:38:09 C 01 41 30.97 +30 28 56.8 w 699
2007-12-31 05:12:31 C 01 41 31.74 +30 26 26.7 w 699
2007-12-31 05:59:34 C 01 41 32.71 +30 23 03.3 r G96
2007-12-31 06:00:20 C 01 41 32.71 +30 22 59.7 r G96
2007-12-31 06:01:07 C 01 41 32.74 +30 22 56.5 r G96
2007-12-31 06:15:41 C 01 41 33.06 +30 21 54.5 c 651
2007-12-31 06:18:44 C 01 41 33.10 +30 21 41.0 c 651
2007-12-31 06:20:15 C 01 41 33.17 +30 21 34.5 c 651
2007-12-31 16:46:52 C 01 41 54.09 +29 36 32.3 c 595
2007-12-31 16:58:00 C 01 41 54.34 +29 35 44.3 c 595
2007-12-31 17:09:11 C 01 41 54.61 +29 34 56.3 c 595
2007-12-31 17:51:19 C 01 41 55.58 +29 31 55.4 r 235
2007-12-31 17:54:07 C 01 41 55.79 +29 31 43.2 r 143
2007-12-31 17:54:23 C 01 41 55.62 +29 31 41.9 r 235
2007-12-31 17:57:34 C 01 41 55.70 +29 31 28.1 r 235
2007-12-31 18:08:32 C 01 41 56.05 +29 30 40.9 r 143
2007-12-31 18:44:39 C 01 41 56.87 +29 28 05.9 c A24
2007-12-31 18:46:23 C 01 41 56.90 +29 27 58.3 c A24
2007-12-31 18:48:10 C 01 41 56.95 +29 27 50.5 c A24
2007-12-31 19:00:19 C 01 41 57.24 +29 26 58.2 c A24
2007-12-31 19:38:42 C 01 41 58.09 +29 24 12.1 o 204
2007-12-31 19:44:45 C 01 41 58.22 +29 23 45.9 o 204
2007-12-31 19:50:48 C 01 41 58.36 +29 23 19.7 o 204
2008-01-01 03:41:30 C 01 42 12.74 +28 49 38.8 r G96
2008-01-01 03:52:42 C 01 42 13.04 +28 48 52.0 o 291
2008-01-01 03:58:43 C 01 42 13.20 +28 48 24.9 o 291
2008-01-01 04:00:44 C 01 42 13.19 +28 48 17.4 r 701
2008-01-01 04:04:47 C 01 42 13.35 +28 47 59.4 o 291
2008-01-01 04:05:57 C 01 42 13.32 +28 47 53.1 r G96
2008-01-01 04:08:43 C 01 42 13.35 +28 47 41.6 r 701
2008-01-01 04:16:44 C 01 42 13.56 +28 47 06.9 r 701
2008-01-01 04:18:20 C 01 42 13.60 +28 46 59.6 r G96
2008-01-01 04:24:43 C 01 42 13.73 +28 46 32.2 r 701
2008-01-01 17:21:23 C 01 42 40.09 +27 50 41.1 c A24
2008-01-01 17:23:25 C 01 42 40.14 +27 50 32.5 c A24
2008-01-01 17:24:52 C 01 42 40.12 +27 50 26.8 c A24
2008-01-01 17:25:45 C 01 42 40.19 +27 50 23.1 c A24
2008-01-01 17:26:37 C 01 42 40.22 +27 50 19.7 c A24
2008-01-01 17:28:22 C 01 42 40.27 +27 50 12.1 c A24
2008-01-01 17:30:08 C 01 42 40.33 +27 50 04.7 c A24
2008-01-05 02:29:29 C 01 45 36.05 +22 03 44.9 c 711
2008-01-05 02:33:52 C 01 45 36.17 +22 03 25.9 c 711
2008-01-05 02:38:16 C 01 45 36.33 +22 03 06.8 c 711
2008-01-05 20:34:13 C 01 46 19.68 +20 47 09.9 r J95
2008-01-05 20:40:37 C 01 46 19.92 +20 46 42.9 r J95
2008-01-05 20:45:35 C 01 46 20.11 +20 46 22.2 r J95
2008-01-07 21:05:32 C 01 48 24.22 +17 24 48.4 r J95
2008-01-07 21:12:42 C 01 48 24.47 +17 24 18.2 r J95
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2025-06-24 12:40:00 -33279.539 0.1 Hz 8560 -14 -14
2025-06-24 15:40:00 76906154.08 2 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)