IAA RAS IAA Minor Planet Database

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
2019-04-07 14:14:33 S 05 10 44.539 -65 23 28.03 – V C57
2019-04-07 14:14:33 s 1 -180731.19 6 +40490.346 6070.0 – C57
2019-04-07 14:44:33 S 05 10 56.410 -65 23 22.70 – V C57
2019-04-07 14:44:33 s 1 -179634.12 0 +37954.848 5400.0 – C57
2019-04-07 15:14:33 S 05 11 05.760 -65 23 13.34 – V C57
2019-04-07 15:14:33 s 1 -178507.04 4 +35412.930 2460.0 – C57
2019-04-07 19:14:33 S 05 12 39.653 -65 22 11.17 – V C57
2019-04-07 19:14:33 s 1 -168341.69 0 +14883.866 6610.0 – C57
2019-04-07 19:44:33 S 05 12 50.311 -65 22 03.36 – V C57
2019-04-07 19:44:33 s 1 -166918.27 6 +12299.017 30.0 – C57
2019-04-07 20:14:33 S 05 13 00.737 -65 21 58.39 – V C57
2019-04-07 20:14:33 s 1 -165458.75 7 + 9711.442 2420.0 – C57
2019-04-07 21:44:33 S 05 13 36.468 -65 21 29.63 – V C57
2019-04-07 21:44:33 s 1 -160856.62 2 + 1937.539 9970.0 – C57
2019-04-07 23:14:33 S 05 14 11.820 -65 21 09.14 – V C57
2019-04-07 23:14:33 s 1 -155903.92 1 - 5840.902 4120.0 – C57
2019-04-14 07:47:19 S 06 14 51.84 -64 33 54.1 – L C51
2019-04-14 10:55:38 S 06 16 10.97 -64 31 49.8 – L C51
2019-04-14 14:04:08 S 06 17 30.17 -64 29 41.7 – L C51
2019-04-14 17:12:39 S 06 18 49.82 -64 27 29.8 – L C51
2019-04-14 20:20:57 S 06 20 09.48 -64 25 16.4 – L C51
2019-04-14 23:29:28 S 06 21 28.98 -64 23 00.5 – L C51
2019-04-15 00:44:33 S 06 22 13.764 -64 44 51.04 – V C57
2019-04-15 00:44:33 s 1 -17335.393 0 +380079.84 9330.0 – C57
2019-04-15 01:14:33 S 06 22 25.637 -64 44 30.12 – V C57
2019-04-15 01:14:33 s 1 -18447.207 0 +380292.22 150.0 – C57
2019-04-15 01:44:33 S 06 22 38.820 -64 44 08.63 – V C57
2019-04-15 01:44:33 s 1 -19558.555 0 +380495.60 5520.0 – C57
2019-04-15 02:14:33 S 06 22 51.250 -64 43 43.75 – V C57
2019-04-15 02:14:33 s 1 -20669.409 0 +380689.97 5550.0 – C57
2019-04-15 02:37:58 S 06 22 49.15 -64 20 40.0 – L C51
2019-04-15 05:46:17 S 06 24 09.305 -64 18 16.63 – L C51
2019-04-15 06:14:33 S 06 24 29.474 -64 40 49.12 – V C57
2019-04-15 06:14:33 s 1 -29535.389 0 +381922.29 6960.0 – C57
2019-04-15 06:44:33 S 06 24 42.454 -64 40 23.02 – V C57
2019-04-15 06:44:33 s 1 -30640.646 0 +382036.16 3930.0 – C57
2019-04-15 07:14:33 S 06 24 54.526 -64 40 01.34 – V C57
2019-04-15 07:14:33 s 1 -31745.154 0 +382141.13 6670.0 – C57
2019-04-15 07:44:33 S 06 25 06.478 -64 39 40.32 – V C57
2019-04-15 07:44:33 s 1 -32848.888 0 +382237.22 5270.0 – C57
2019-04-15 08:14:33 S 06 25 18.065 -64 39 17.14 – V C57
2019-04-15 08:14:33 s 1 -33951.822 0 +382324.44 9840.0 – C57
2019-04-15 09:14:33 S 06 25 43.548 -64 38 27.85 – V C57
2019-04-15 09:14:33 s 1 -36155.191 0 +382472.28 7350.0 – C57
2019-04-15 10:14:33 S 06 26 08.110 -64 37 44.65 – V C57
2019-04-15 10:14:33 s 1 -38355.062 0 +382584.75 50.0 – C57
2019-04-15 10:44:33 S 06 26 20.304 -64 37 19.67 – V C57
2019-04-15 10:44:33 s 1 -39453.623 0 +382627.73 6120.0 – C57
2019-04-15 11:14:33 S 06 26 32.693 -64 36 57.02 – V C57
2019-04-15 11:14:33 s 1 -40551.236 0 +382661.89 8790.0 – C57