2013 QR1

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7368740000
Semi-major axis (a)1.9503663000 AU
Inclination (i)45.64016000°
Long. of Asc. Node (Ω)151.49194000°
Arg. of Perihelion (ω)279.39021000°
Mean Anomaly (M)160.43660000°
Mean Motion (n)0.3618510200°/day
Perihelion dist (q)0.51319210 AU
Aphelion dist (Q)3.38754050 AU
Orbital Period2.72379410 yr
Physical Parameters
H (abs. magnitude)21.60
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.460″
Uncertainty2
Orbit TypeApollo
MOID0.000294 AU
Observations Used351
Radar Obs Used2
Oppositions1
Arc Total
First Observation Used
Last Observation Used2013-08-25
Observations (367)
Date Type RA Dec Mag Band Observatory
2013-08-18 00:20:28 C 21 56 18.97 +31 26 17.1 q 204
2013-08-18 00:38:43 C 21 56 15.09 +31 26 02.4 q 204
2013-08-18 02:20:15 C 21 55 58.74 +31 24 38.0 q H21
2013-08-18 02:27:51 C 21 55 57.12 +31 24 32.3 q H21
2013-08-18 02:39:11 C 21 55 54.73 +31 24 24.2 q H21
2013-08-18 02:47:35 C 21 55 52.90 +31 24 18.0 q H21
2013-08-18 04:54:59 C 21 55 26.85 +31 22 38.2 t 673
2013-08-18 05:00:26 C 21 55 25.62 +31 22 34.1 t 673
2013-08-18 22:58:22 C 21 51 15.65 +31 05 13.2 q 470
2013-08-18 23:00:02 C 21 51 15.18 +31 05 11.5 q 470
2013-08-19 08:04:39 C 21 48 47.42 +30 54 28.6 q H45
2013-08-19 08:09:49 C 21 48 45.79 +30 54 22.1 q H45
2013-08-19 08:11:53 C 21 48 45.24 +30 54 19.8 q H45
2013-08-19 08:13:32 C 21 48 44.74 +30 54 18.0 q H45
2013-08-19 08:16:24 C 21 48 43.87 +30 54 13.8 q H45
2013-08-19 08:17:50 C 21 48 43.41 +30 54 11.9 q H45
2013-08-19 08:21:55 C 21 48 42.23 +30 54 06.2 q H45
2013-08-19 08:22:59 C 21 48 41.85 +30 54 04.6 q H45
2013-08-19 20:36:30 C 21 45 03.74 +30 36 20.8 q J84
2013-08-19 20:46:10 C 21 44 58.59 +30 36 19.0 19.0 u 089
2013-08-19 20:47:30 C 21 44 59.95 +30 36 04.5 q J84
2013-08-19 20:49:39 C 21 44 57.37 +30 36 14.1 18.7 u 089
2013-08-19 20:58:32 C 21 44 56.13 +30 35 48.2 q J84
2013-08-20 19:41:47 C 21 36 08.99 +29 51 47.9 t 143
2013-08-20 20:49:36 C 21 35 37.28 +29 49 13.7 q C95
2013-08-20 20:54:25 C 21 35 34.92 +29 49 02.4 q C95
2013-08-20 20:58:53 C 21 35 32.26 +29 48 41.6 u B86
2013-08-20 20:59:47 C 21 35 31.94 +29 48 47.0 t B75
2013-08-20 21:01:06 C 21 35 31.27 +29 48 44.8 t B75
2013-08-20 21:02:26 C 21 35 30.56 +29 48 40.9 t B75
2013-08-20 21:04:17 C 21 35 30.16 +29 48 39.4 q C95
2013-08-20 21:09:22 C 21 35 27.76 +29 48 27.3 q C95
2013-08-20 21:10:38 C 21 35 27.00 +29 48 21.6 t B75
2013-08-20 21:11:58 C 21 35 26.21 +29 48 20.1 q B88
2013-08-20 21:12:29 C 21 35 25.94 +29 48 18.8 t B75
2013-08-20 21:14:20 C 21 35 25.03 +29 48 14.2 t B75
2013-08-20 21:14:23 C 21 35 25.30 +29 48 15.1 q C95
2013-08-20 21:15:43 C 21 35 24.16 +29 48 01.5 u B86
2013-08-20 21:18:37 C 21 35 22.92 +29 48 03.4 q C44
2013-08-20 21:18:57 C 21 35 22.71 +29 48 01.7 t 143
2013-08-20 21:19:09 C 21 35 22.97 +29 48 04.4 q C95
2013-08-20 21:21:21 C 21 35 21.50 +29 47 48.1 u B86
2013-08-20 21:30:35 C 21 35 17.41 +29 47 36.9 q C95
2013-08-20 21:32:08 C 21 35 16.39 +29 47 32.8 q B88
2013-08-20 21:35:40 C 21 35 14.56 +29 47 21.9 q C44
2013-08-20 21:36:06 C 21 35 14.72 +29 47 23.9 q C95
2013-08-20 21:40:14 C 21 35 12.35 +29 47 11.7 q C44
2013-08-20 21:41:06 C 21 35 12.32 +29 47 12.1 q C95
2013-08-20 21:46:27 C 21 35 09.72 +29 46 59.0 q C95
2013-08-20 21:47:36 C 21 35 08.74 +29 46 53.7 q C44
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2013-08-23 03:30:00 454321.7901 10 Hz 2380 -1 -1
2013-08-23 03:53:00 52170409.7 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)