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
2018-12-04 07:07:04 C 07 53 30.26 +62 09 32.5 V 703
2018-12-04 07:15:00 C 07 53 29.46 +62 09 28.7 V 703
2018-12-08 13:56:58 C 07 42 09.29 +61 06 40.1 U T05
2018-12-08 14:11:22 C 07 42 07.08 +61 06 27.8 U T05
2018-12-08 14:25:22 C 07 42 04.74 +61 06 12.0 U T05
2018-12-08 14:39:27 C 07 42 02.83 +61 06 03.6 U T05
2018-12-12 07:16:24 C 07 27 37.46 +59 34 24.7 U I41
2018-12-12 07:17:43 C 07 27 37.19 +59 34 23.2 U I41
2018-12-12 07:42:14 C 07 27 32.07 +59 33 53.0 U I41
2018-12-12 07:46:32 C 07 27 31.18 +59 33 47.6 U I41
2018-12-12 09:05:48 C 07 27 13.98 +59 32 09.1 V 703
2018-12-12 09:14:08 C 07 27 12.26 +59 31 58.7 V 703
2018-12-12 09:22:20 C 07 27 10.54 +59 31 47.4 V 703
2018-12-12 09:30:26 C 07 27 08.72 +59 31 36.7 V 703
2018-12-17 23:04:28 C 06 55 28.06 +55 07 53.4 V C95
2018-12-17 23:08:38 C 06 55 26.83 +55 07 41.7 V C95
2018-12-17 23:12:48 C 06 55 25.55 +55 07 30.2 V C95
2018-12-17 23:16:58 C 06 55 24.30 +55 07 18.7 V C95
2018-12-20 04:02:40 C 06 39 34.74 +52 11 56.0 V 703
2018-12-20 04:10:26 C 06 39 32.17 +52 11 27.5 V 703
2018-12-20 04:18:13 C 06 39 29.58 +52 10 58.5 V 703
2018-12-20 04:25:59 C 06 39 27.01 +52 10 29.7 V 703
2018-12-20 11:59:00 C 06 36 55.35 +51 41 01.7 V T05
2018-12-20 12:00:19 C 06 36 54.98 +51 40 55.7 V T05
2018-12-20 12:17:24 C 06 36 48.90 +51 39 46.1 V T05
2018-12-20 12:18:43 C 06 36 48.43 +51 39 40.5 V T05
2018-12-20 12:27:21 C 06 36 45.41 +51 39 05.1 V T05
2018-12-20 12:29:59 C 06 36 44.50 +51 38 54.1 V T05
2018-12-20 12:45:03 C 06 36 39.24 +51 37 51.6 V T05
2018-12-24 19:33:03 C 06 00 28.00 +41 57 52.0 V Z80
2018-12-24 19:36:51 C 06 00 26.55 +41 57 23.9 V Z80
2018-12-24 19:55:53 C 06 00 19.17 +41 55 03.0 V Z80
2018-12-24 19:57:45 C 06 00 18.43 +41 54 48.7 V Z80
2018-12-24 19:59:19 C 06 00 17.83 +41 54 37.2 V Z80
2018-12-24 20:00:58 C 06 00 17.19 +41 54 25.2 V Z80
2018-12-24 20:02:39 C 06 00 16.52 +41 54 12.6 V Z80
2018-12-24 20:04:18 C 06 00 15.88 +41 53 59.8 V Z80
2018-12-25 19:33:47 C 05 51 15.82 +38 43 53.9 q C23
2018-12-25 19:37:05 C 05 51 14.49 +38 43 25.7 q C23
2018-12-25 19:40:22 C 05 51 13.18 +38 42 58.0 q C23
2018-12-26 00:37:54 C 05 49 11.42 +37 59 47.2 q 160
2018-12-26 00:42:05 C 05 49 09.71 +37 59 09.7 q 160
2018-12-26 00:46:13 C 05 49 08.02 +37 58 32.3 q 160
2018-12-26 18:11:35 C 05 42 25.88 +35 15 09.2 q C23
2018-12-26 18:15:17 C 05 42 24.41 +35 14 33.6 q C23
2018-12-26 18:18:59 C 05 42 22.92 +35 13 57.8 q C23
2018-12-26 18:22:41 C 05 42 21.44 +35 13 21.9 q C23
2018-12-26 20:21:38 C 05 41 33.11 +34 54 15.8 U 108
2018-12-26 20:22:14 C 05 41 32.88 +34 54 09.8 U 108
2018-12-26 20:23:28 C 05 41 32.35 +34 53 57.8 U 108
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)