2005 YP55

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4354721893 ± 1.07e-07
Semi-major axis (a)2.2857850780 AU ± 1.42e-08
Inclination (i)6.94692139° ± 2.15e-05
Long. of Asc. Node (Ω)105.00409406° ± 6.33e-05
Arg. of Perihelion (ω)268.06378364° ± 7.22e-05
Mean Anomaly (M)312.31738061° ± 3.44e-05
Mean Motion (n)0.2852063471°/day ± 2.65e-09
Perihelion dist (q)1.29038925 AU ± 2.44e-07
Aphelion dist (Q)3.28118091 AU ± 2.45e-07
Orbital Period3.45583572 yr ± 3.21e-08
Physical Parameters
H (abs. magnitude)19.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.362″
Uncertainty0
Orbit TypeAmor
MOID0.319627 AU
Observations Used49
Oppositions18
Arc Total1998-2023
First Observation Used1998-09-25
Last Observation Used2023-01-13
Observations (52)
Date Type RA Dec Mag Band Observatory
1998-09-25 10:53:15 C 04 08 36.466 +00 26 00.21 e 645
1998-09-25 10:58:15 C 04 08 36.852 +00 26 00.45 20.69 e 645
2005-12-25 05:44:38 C 06 51 34.41 +20 42 31.7 c 691
2005-12-25 06:09:40 C 06 51 32.93 +20 42 42.0 c 691
2005-12-25 06:34:43 C 06 51 31.42 +20 42 51.3 c 691
2005-12-26 10:14:38 C 06 49 53.80 +20 53 04.6 d 291
2005-12-26 10:21:08 C 06 49 53.41 +20 53 07.0 d 291
2005-12-26 10:27:44 C 06 49 53.12 +20 53 10.1 d 291
2005-12-29 03:48:16 C 06 46 06.24 +21 16 49.0 c 691
2005-12-29 04:18:08 C 06 46 04.46 +21 17 00.0 c 691
2005-12-29 04:43:09 C 06 46 02.97 +21 17 09.3 c 691
2005-12-30 05:01:26 C 06 44 39.15 +21 25 45.9 d 291
2005-12-30 05:09:59 C 06 44 38.63 +21 25 48.8 d 291
2005-12-30 05:16:21 C 06 44 38.35 +21 25 51.5 d 291
2005-12-31 07:07:01 C 06 43 09.69 +21 34 53.0 o 696
2005-12-31 07:29:59 C 06 43 08.35 +21 35 01.1 o 696
2006-01-06 07:06:08 C 06 35 22.40 +22 22 20.1 r G96
2006-01-06 07:15:16 C 06 35 21.90 +22 22 22.8 r G96
2006-01-06 07:24:23 C 06 35 21.36 +22 22 24.8 r G96
2006-01-06 11:09:19 C 06 35 09.77 +22 23 37.4 c F65
2006-01-06 11:11:19 C 06 35 09.66 +22 23 38.1 c F65
2006-01-06 11:14:15 C 06 35 09.51 +22 23 38.9 c F65
2006-01-10 03:07:18 C 06 30 54.19 +22 49 51.3 c 691
2006-01-10 03:32:20 C 06 30 52.95 +22 49 59.6 c 691
2006-01-10 03:57:18 C 06 30 51.72 +22 50 07.9 c 691
2006-01-20 08:50:17 C 06 21 31.29 +23 52 18.4 d 291
2006-01-20 08:58:50 C 06 21 30.83 +23 52 20.3 d 291
2006-01-20 09:07:20 C 06 21 30.84 +23 52 23.4 d 291
2006-01-21 04:27:08 C 06 20 57.90 +23 56 38.5 o 715
2006-01-21 04:41:52 C 06 20 57.48 +23 56 42.1 o 715
2006-01-21 04:56:35 C 06 20 57.00 +23 56 45.6 o 715
2006-01-30 03:00:55 C 06 16 39.14 +24 37 47.1 d 291
2006-01-30 03:14:42 C 06 16 38.98 +24 37 49.8 d 291
2013-01-16 12:24:21 C 08 08 10.170 +23 07 26.60 L F51
2013-01-16 12:45:09 C 08 08 08.942 +23 07 33.42 L F51
2013-01-16 13:06:05 C 08 08 07.709 +23 07 40.25 L F51
2015-05-31 07:58:49 C 18 15 33.71 -18 34 31.5 t 705
2015-05-31 08:00:41 C 18 15 33.65 -18 34 31.8 t 705
2015-05-31 08:02:33 C 18 15 33.59 -18 34 31.9 t 705
2019-12-24 08:55:08 C 09 36 43.93 +17 19 53.6 u H21
2019-12-24 09:05:39 C 09 36 43.73 +17 19 55.7 u H21
2019-12-24 09:12:34 C 09 36 43.58 +17 19 58.0 u H21
2020-01-26 12:28:45 C 09 05 02.645 +21 56 11.45 U F51
2020-01-26 12:51:04 C 09 05 01.430 +21 56 19.16 U F51
2020-01-26 13:11:26 C 09 05 00.315 +21 56 26.01 U F51
2020-01-26 13:31:43 C 09 04 59.181 +21 56 32.95 U F51
2022-06-30 03:48:12 C 19 26 09.94 -21 32 08.5 u 807
2022-06-30 03:56:14 C 19 26 09.63 -21 32 11.0 u 807
2022-06-30 04:04:20 C 19 26 09.24 -21 32 13.9 u 807
2023-01-13 01:41:42 C 00 43 28.68 -02 04 18.1 V 691