2015 XL55

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3250089434 ± 2.00e+00
Semi-major axis (a)1.3287013115 AU ± 3.00e+00
Inclination (i)4.22308616° ± 4.00e+00
Long. of Asc. Node (Ω)254.80746731° ± 5.00e+00
Arg. of Perihelion (ω)113.16257574° ± 6.00e+00
Mean Anomaly (M)219.56973543° ± 3.34e-01
Mean Motion (n)0.6435151900°/day ± 2.18e+00
Perihelion dist (q)0.89685940 AU ± 3.34e+00
Aphelion dist (Q)1.76056040 AU ± 4.78e+00
Orbital Period1.53159960 yr ± 5.19e+00
Physical Parameters
H (abs. magnitude)24.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.264″
Uncertainty3
Orbit TypeApollo
MOID0.018298 AU
Observations Used21
Oppositions1
Arc Total2015-2016
First Observation Used
Last Observation Used2016-01-01
Observations (25)
Date Type RA Dec Mag Band Observatory
2015-12-03 11:41:11 C 08 14 04.48 +19 41 36.4 q G96
2015-12-03 11:52:08 C 08 14 01.55 +19 41 25.0 q G96
2015-12-03 12:03:05 C 08 13 58.61 +19 41 13.3 q G96
2015-12-03 12:14:04 C 08 13 55.63 +19 41 01.6 q G96
2015-12-03 12:44:34 C 08 13 47.42 +19 40 28.6 q G96
2015-12-03 12:45:31 C 08 13 47.19 +19 40 27.7 q G96
2015-12-03 12:46:30 C 08 13 46.90 +19 40 26.8 q G96
2015-12-03 12:47:28 C 08 13 46.69 +19 40 25.8 q G96
2015-12-04 11:17:58 C 08 08 18.67 +19 17 35.3 q G96
2015-12-04 11:22:23 C 08 08 17.52 +19 17 30.9 q G96
2015-12-04 11:24:35 C 08 08 16.95 +19 17 28.8 q G96
2015-12-06 10:37:15 C 07 57 23.78 +18 32 02.3 q G96
2015-12-06 10:44:37 C 07 57 21.91 +18 31 55.7 q G96
2015-12-06 10:52:01 C 07 57 20.16 +18 31 48.5 q G96
2015-12-06 10:59:22 C 07 57 18.36 +18 31 42.0 q G96
2015-12-06 11:22:44 C 07 57 12.65 +18 31 21.4 o 926
2015-12-06 11:30:46 C 07 57 10.68 +18 31 13.7 o 926
2015-12-06 11:38:45 C 07 57 08.77 +18 31 05.8 o 926
2015-12-14 10:47:03 C 07 20 19.72 +16 03 34.2 o 926
2015-12-14 10:56:40 C 07 20 18.02 +16 03 27.7 o 926
2016-01-01 06:35:33 C 06 29 47.62 +13 32 37.0 u H21
2016-01-01 06:47:56 C 06 29 46.55 +13 32 34.9 u H21
2016-01-01 07:00:00 C 06 29 45.53 +13 32 33.6 u H21
2016-01-04 07:55:15 C 06 24 38.61 +13 25 02.8 t 705
2016-01-04 07:58:59 C 06 24 38.33 +13 25 02.5 t 705