2015 QD9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3558216733 ± 1.14e-04
Semi-major axis (a)1.6739771535 AU ± 3.27e-04
Inclination (i)27.34919796° ± 4.32e-03
Long. of Asc. Node (Ω)321.93430189° ± 4.44e-04
Arg. of Perihelion (ω)40.02383824° ± 4.41e-03
Mean Anomaly (M)249.67373086° ± 4.94e-01
Mean Motion (n)0.4550802485°/day ± 1.34e-04
Perihelion dist (q)1.07833980 AU ± 2.85e-04
Aphelion dist (Q)2.26961451 AU ± 4.83e-04
Orbital Period2.16582962 yr ± 6.35e-04
Physical Parameters
H (abs. magnitude)22.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.437″
Uncertainty3
Orbit TypeAmor
MOID0.125844 AU
Observations Used36
Oppositions1
Arc Total2015-2015
First Observation Used2015-08-22
Last Observation Used2015-10-01
Observations (36)
Date Type RA Dec Mag Band Observatory
2015-08-22 06:34:35 C 22 06 54.89 +29 03 23.4 q 703
2015-08-22 06:41:06 C 22 06 53.01 +29 04 18.1 q 703
2015-08-22 06:47:38 C 22 06 51.14 +29 05 13.1 q 703
2015-08-22 08:49:12 C 22 06 15.49 +29 21 48.3 q H21
2015-08-22 08:56:08 C 22 06 13.57 +29 22 45.4 q H21
2015-08-22 09:03:03 C 22 06 11.62 +29 23 42.0 q H21
2015-08-22 09:09:58 C 22 06 09.71 +29 24 38.8 q H21
2015-08-22 11:10:48 C 22 05 36.83 +29 41 21.3 q 703
2015-08-22 11:11:21 C 22 05 36.62 +29 41 27.5 q 703
2015-08-22 18:19:23 C 22 03 42.16 +30 39 53.6 o 300
2015-08-22 18:25:43 C 22 03 40.36 +30 40 45.2 o 300
2015-08-22 18:32:03 C 22 03 38.59 +30 41 34.6 o 300
2015-08-23 21:28:30 C 21 56 20.10 +34 14 02.9 q J95
2015-08-23 21:40:16 C 21 56 16.69 +34 15 33.8 q J95
2015-08-23 21:50:33 C 21 56 13.72 +34 16 53.4 q J95
2015-08-24 04:15:20 C 21 54 26.29 +35 05 44.7 q H36
2015-08-24 04:34:28 C 21 54 20.70 +35 08 09.7 q H36
2015-08-24 05:01:40 C 21 54 12.58 +35 11 35.5 q H36
2015-08-24 05:52:26 C 21 53 56.97 +35 17 56.7 r H21
2015-08-24 05:57:11 C 21 53 55.53 +35 18 31.7 r H21
2015-08-24 06:05:48 C 21 53 52.93 +35 19 35.5 r H21
2015-08-27 20:25:00 C 21 28 39.78 +44 51 39.0 q J95
2015-08-27 20:36:21 C 21 28 36.30 +44 52 45.2 q J95
2015-08-27 20:59:09 C 21 28 29.02 +44 54 58.3 q J95
2015-09-01 07:10:17 C 20 55 36.64 +53 22 37.1 t 705
2015-09-01 07:12:09 C 20 55 36.07 +53 22 43.4 t 705
2015-09-01 07:14:01 C 20 55 35.35 +53 22 52.0 t 705
2015-09-10 01:31:09 C 19 52 39.73 +62 29 54.5 u H21
2015-09-10 01:55:28 C 19 52 32.57 +62 30 34.4 u H21
2015-09-10 02:21:14 C 19 52 24.87 +62 31 16.2 u H21
2015-09-16 01:38:13 C 19 16 31.56 +65 26 09.3 u H21
2015-09-16 02:18:40 C 19 16 21.84 +65 26 44.7 u H21
2015-09-16 02:31:46 C 19 16 18.72 +65 26 56.5 u H21
2015-10-01 02:51:53 C 18 18 20.97 +68 29 29.3 o 695
2015-10-01 03:01:22 C 18 18 19.91 +68 29 31.8 o 695
2015-10-01 03:10:51 C 18 18 18.74 +68 29 34.1 o 695