495615 (2015 PQ291)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2374926759 ± 3.02e-08
Semi-major axis (a)0.9823512352 AU ± 2.51e-09
Inclination (i)34.60295992° ± 3.58e-06
Long. of Asc. Node (Ω)234.38197483° ± 1.29e-06
Arg. of Perihelion (ω)198.97292145° ± 5.86e-06
Mean Anomaly (M)21.57638158° ± 1.02e-05
Mean Motion (n)1.0123066337°/day ± 3.87e-09
Perihelion dist (q)0.74905001 AU ± 2.97e-08
Aphelion dist (Q)1.21565246 AU ± 2.98e-08
Orbital Period0.97364400 yr ± 3.73e-09
Physical Parameters
H (abs. magnitude)17.69
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.301″
Uncertainty0
Orbit TypeAten
MOID0.180701 AU
Observations Used1987
Oppositions1
Arc Total2015-2025
First Observation Used2015-07-13
Last Observation Used2025-10-21
Observations (2741)
Date Type RA Dec Mag Band Observatory
2018-06-25 04:53:38 C 12 26 53.24 +06 25 41.1 U 703
2018-06-25 05:01:22 C 12 26 54.15 +06 25 48.3 U 703
2018-06-25 05:09:06 C 12 26 55.06 +06 25 54.8 U 703
2018-06-25 05:16:51 C 12 26 55.94 +06 25 59.7 U 703
2018-07-04 04:31:12 C 12 51 48.99 +08 46 26.0 U 703
2018-07-04 04:51:43 C 12 51 51.08 +08 46 36.3 U 703
2018-07-04 05:01:59 C 12 51 52.28 +08 46 41.5 U 703
2018-09-09 02:44:41 C 15 28 21.51 +11 39 34.6 V 703
2018-09-09 03:07:25 C 15 28 23.62 +11 39 30.6 V 703
2018-12-14 01:27:52 C 20 47 32.01 -05 31 04.7 V 703
2018-12-14 01:36:34 C 20 47 33.72 -05 31 17.7 V 703
2018-12-14 01:53:57 C 20 47 37.27 -05 31 44.0 V 703
2019-03-30 23:44:33 S 04 15 26.014 -65 11 13.52 V C57
2019-03-30 23:44:33 s 1 +47025.203 0 +344284.59 3250.0 C57
2019-03-31 01:44:34 S 04 15 57.211 -65 11 51.43 V C57
2019-03-31 01:44:34 s 1 +42773.122 0 +347532.64 4990.0 C57
2019-03-31 03:14:34 S 04 16 18.622 -65 12 22.25 V C57
2019-03-31 03:14:34 s 1 +39570.564 0 +349861.74 1100.0 C57
2019-03-31 03:44:33 S 04 16 27.180 -65 12 32.94 V C57
2019-03-31 03:44:33 s 1 +38500.671 0 +350617.89 6470.0 C57
2019-03-31 04:14:33 S 04 16 34.154 -65 12 43.02 V C57
2019-03-31 04:14:33 s 1 +37429.650 0 +351363.97 8810.0 C57
2019-03-31 04:44:33 S 04 16 42.422 -65 12 56.12 V C57
2019-03-31 04:44:33 s 1 +36357.538 0 +352100.01 8290.0 C57
2019-03-31 05:44:33 S 04 16 55.481 -65 13 10.31 V C57
2019-03-31 05:44:33 s 1 +34210.180 0 +353542.09 9410.0 C57
2019-03-31 06:14:33 S 04 17 03.499 -65 13 23.52 V C57
2019-03-31 06:14:33 s 1 +33135.003 0 +354248.17 1380.0 C57
2019-03-31 06:44:33 S 04 17 11.986 -65 13 32.30 V C57
2019-03-31 06:44:33 s 1 +32058.873 0 +354944.32 1200.0 C57
2019-03-31 07:14:33 S 04 17 20.158 -65 13 50.34 V C57
2019-03-31 07:14:33 s 1 +30981.823 0 +355630.55 9030.0 C57
2019-03-31 07:44:33 S 04 17 27.086 -65 13 51.78 V C57
2019-03-31 07:44:33 s 1 +29903.888 0 +356306.90 5040.0 C57
2019-03-31 09:14:33 S 04 17 50.302 -65 14 22.02 V C57
2019-03-31 09:14:33 s 1 +26665.100 0 +358276.87 3800.0 C57
2019-03-31 09:44:33 S 04 17 57.050 -65 14 29.80 V C57
2019-03-31 09:44:33 s 1 +25583.952 0 +358913.92 4180.0 C57
2019-03-31 10:44:33 S 04 18 12.043 -65 14 51.36 V C57
2019-03-31 10:44:33 s 1 +23419.519 0 +360158.73 2080.0 C57
2019-03-31 11:14:33 S 04 18 20.729 -65 14 56.44 V C57
2019-03-31 11:14:33 s 1 +22336.298 0 +360766.54 9930.0 C57
2019-03-31 11:44:33 S 04 18 27.516 -65 15 09.65 V C57
2019-03-31 11:44:33 s 1 +21252.449 0 +361364.65 7240.0 C57
2019-03-31 12:14:33 S 04 18 35.314 -65 15 18.29 V C57
2019-03-31 12:14:33 s 1 +20168.003 0 +361953.08 4180.0 C57
2019-03-31 13:14:33 S 04 18 51.017 -65 15 34.81 V C57
2019-03-31 13:14:33 s 1 +17997.443 0 +363101.01 7550.0 C57
2019-03-31 14:14:33 S 04 19 05.842 -65 15 57.38 V C57
2019-03-31 14:14:33 s 1 +15824.861 0 +364210.48 1240.0 C57