2015 XF261

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3190285500 ± 1.26e-06
Semi-major axis (a)0.9898366432 AU ± 5.48e-08
Inclination (i)0.79378472° ± 4.05e-06
Long. of Asc. Node (Ω)209.81829493° ± 2.75e-04
Arg. of Perihelion (ω)100.88182415° ± 2.77e-04
Mean Anomaly (M)126.23056494° ± 1.93e-04
Mean Motion (n)1.0008453725°/day ± 8.31e-08
Perihelion dist (q)0.67405049 AU ± 1.25e-06
Aphelion dist (Q)1.30562279 AU ± 1.25e-06
Orbital Period0.98479377 yr ± 8.18e-08
NGA Modelr2
A2-4.06047787e-13 ± 5.22e-14 AU/d²
Physical Parameters
H (abs. magnitude)25.25
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.209″
Uncertainty0
Orbit TypeAten
MOID0.002362 AU
Observations Used70
Oppositions1
Arc Total2015-2024
First Observation Used2015-12-08
Last Observation Used2024-02-15
Observations (74)
Date Type RA Dec Mag Band Observatory
2015-12-08 10:56:33 C 04 47 18.767 +16 21 53.49 L F51
2015-12-08 11:12:41 C 04 47 14.787 +16 21 54.65 L F51
2015-12-08 11:28:46 C 04 47 10.845 +16 21 55.40 L F51
2015-12-08 11:44:43 C 04 47 06.941 +16 21 55.86 L F51
2015-12-08 20:33:30 C 04 45 16.05 +16 21 55.4 S 033
2015-12-08 20:38:24 C 04 45 14.95 +16 21 56.0 S 033
2015-12-08 20:43:18 C 04 45 13.78 +16 21 56.8 S 033
2015-12-08 20:48:14 C 04 45 12.69 +16 21 57.0 S 033
2015-12-08 20:53:07 C 04 45 11.57 +16 21 58.1 S 033
2015-12-08 22:50:14 C 04 44 44.86 +16 22 08.6 S 033
2015-12-08 22:59:03 C 04 44 42.79 +16 22 09.1 S 033
2015-12-08 23:03:28 C 04 44 41.82 +16 22 09.5 S 033
2015-12-08 23:07:53 C 04 44 40.79 +16 22 09.5 S 033
2015-12-08 23:12:17 C 04 44 39.79 +16 22 10.3 S 033
2015-12-08 23:16:50 C 04 44 38.73 +16 22 10.3 S 033
2015-12-09 07:36:36 C 04 42 54.36 +16 23 12.2 o 926
2015-12-09 07:44:25 C 04 42 52.57 +16 23 12.4 o 926
2015-12-09 07:51:40 C 04 42 50.95 +16 23 12.5 o 926
2015-12-09 10:59:12 C 04 42 12.648 +16 23 40.07 L F51
2015-12-09 11:14:54 C 04 42 09.070 +16 23 41.64 t 568
2015-12-09 11:16:27 C 04 42 08.725 +16 23 41.70 t 568
2015-12-09 11:17:36 C 04 42 08.529 +16 23 40.82 L F51
2015-12-09 11:18:03 C 04 42 08.362 +16 23 41.75 t 568
2015-12-09 11:35:48 C 04 42 04.499 +16 23 41.29 L F51
2015-12-09 11:54:08 C 04 42 00.415 +16 23 41.71 L F51
2015-12-11 07:25:53 C 04 34 02.11 +16 26 03.8 o 926
2015-12-11 07:41:38 C 04 33 59.14 +16 26 04.1 o 926
2015-12-12 10:54:06 C 04 29 39.729 +16 27 40.24 L F51
2015-12-12 11:11:07 C 04 29 36.884 +16 27 40.59 L F51
2015-12-12 11:44:45 C 04 29 31.239 +16 27 40.68 L F51
2015-12-16 04:33:58 C 04 18 26.24 +16 31 56.3 u H21
2015-12-16 04:50:27 C 04 18 24.31 +16 31 56.8 u H21
2015-12-16 05:11:11 C 04 18 21.86 +16 31 57.8 u H21
2015-12-16 06:35:51 C 04 18 13.15 +16 32 10.9 o 291
2015-12-16 06:44:55 C 04 18 12.11 +16 32 11.3 o 291
2015-12-16 06:54:00 C 04 18 11.01 +16 32 11.4 o 291
2015-12-17 10:38:00 C 04 15 27.41 +16 33 40.6 o 291
2015-12-17 10:46:51 C 04 15 26.58 +16 33 39.9 o 291
2015-12-17 10:55:45 C 04 15 25.66 +16 33 40.3 o 291
2015-12-18 06:18:31 C 04 13 46.97 +16 35 05.8 o 291
2015-12-18 06:26:20 C 04 13 46.21 +16 35 06.1 o 291
2015-12-18 06:34:08 C 04 13 45.44 +16 35 06.4 o 291
2016-01-06 09:02:29 C 04 00 44.670 +17 29 38.29 t 568
2016-01-06 09:19:13 C 04 00 44.690 +17 29 40.68 t 568
2016-01-06 09:36:54 C 04 00 44.715 +17 29 43.36 t 568
2016-01-07 10:37:22 C 04 01 00.687 +17 33 52.10 t 568
2016-01-07 10:53:06 C 04 01 00.804 +17 33 54.30 t 568
2016-01-07 11:08:54 C 04 01 00.917 +17 33 56.51 t 568
2016-01-07 11:24:37 C 04 01 01.043 +17 33 58.65 t 568
2016-11-22 14:20:28 C 08 50 09.502 +13 38 42.20 U T12