2005 WY55

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7187025033 ± 8.39e-08
Semi-major axis (a)2.4930805412 AU ± 3.55e-08
Inclination (i)7.27393699° ± 1.63e-05
Long. of Asc. Node (Ω)247.94779796° ± 2.98e-05
Arg. of Perihelion (ω)286.39986385° ± 3.69e-05
Mean Anomaly (M)12.19308841° ± 4.53e-05
Mean Motion (n)0.2503847146°/day ± 5.34e-09
Perihelion dist (q)0.70129732 AU ± 2.09e-07
Aphelion dist (Q)4.28486377 AU ± 2.18e-07
Orbital Period3.93644750 yr ± 8.40e-08
Physical Parameters
H (abs. magnitude)20.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.353″
Uncertainty0
Orbit TypeApollo
MOID0.002718 AU
Observations Used122
Oppositions3
Arc Total2005-2009
First Observation Used2005-11-26
Last Observation Used2009-11-16
Observations (138)
Date Type RA Dec Mag Band Observatory
2005-12-25 03:17:43 C 03 32 06.82 +07 16 40.0 d 291
2005-12-25 03:23:40 C 03 32 05.49 +07 16 24.6 d 291
2005-12-25 03:28:58 C 03 32 04.22 +07 16 10.1 d 291
2005-12-26 02:57:39 C 03 26 39.16 +06 10 44.2 d 291
2005-12-26 03:03:03 C 03 26 37.89 +06 10 29.4 d 291
2005-12-26 03:08:47 C 03 26 36.45 +06 10 12.9 d 291
2005-12-28 04:19:09 C 03 14 32.28 +03 42 03.3 d 291
2005-12-28 04:25:40 C 03 14 30.52 +03 41 42.8 d 291
2005-12-28 04:31:59 C 03 14 28.84 +03 41 22.3 d 291
2005-12-29 04:38:22 C 03 08 11.94 +02 23 00.9 r 703
2005-12-29 04:52:18 C 03 08 08.05 +02 22 15.7 r 703
2005-12-29 04:59:12 C 03 08 06.18 +02 21 52.5 r 703
2005-12-29 20:47:49 C 03 03 50.97 +01 28 14.8 r 147
2005-12-29 20:51:34 C 03 03 49.91 +01 28 02.0 18.5 r 147
2005-12-29 20:55:19 C 03 03 48.86 +01 27 49.2 18.5 r 147
2005-12-30 05:49:58 C 03 01 23.149 +00 57 12.97 o 568
2005-12-30 05:51:24 C 03 01 22.749 +00 57 07.97 o 568
2006-01-01 21:37:53 C 02 42 43.70 -02 59 25.0 r 952
2006-01-01 21:43:18 C 02 42 42.00 -02 59 46.1 r 952
2006-01-01 21:48:42 C 02 42 40.26 -03 00 07.5 r 952
2006-01-02 20:16:28 C 02 35 38.36 -04 29 38.5 r 952
2006-01-02 20:28:03 C 02 35 34.56 -04 30 25.8 r 952
2006-01-02 20:38:53 C 02 35 30.98 -04 31 09.9 r 952
2006-01-03 21:35:38 C 02 27 21.24 -06 14 19.2 18.7 r 147
2006-01-03 21:39:23 C 02 27 19.92 -06 14 35.3 18.8 r 147
2006-01-03 21:43:09 C 02 27 18.58 -06 14 51.0 18.7 r 147
2006-01-04 02:50:26 C 02 25 36.57 -06 36 26.1 r 734
2006-01-04 02:54:46 C 02 25 35.18 -06 36 42.9 r 734
2006-01-04 02:59:06 C 02 25 33.62 -06 37 01.2 r 734
2006-01-09 03:53:34 C 01 40 25.95 -15 42 24.5 d 291
2006-01-09 04:00:53 C 01 40 22.84 -15 43 00.2 d 291
2006-01-11 02:22:19 C 01 20 34.24 -19 21 13.9 d 291
2006-01-11 02:27:58 C 01 20 31.63 -19 21 40.6 d 291
2006-06-27 01:38:20 C 21 00 54.95 -06 32 36.6 c J50
2006-06-27 02:22:22 C 21 00 51.85 -06 32 40.3 c J50
2009-11-16 12:02:54 C 08 52 46.82 +14 00 22.0 o 291
2009-11-16 12:10:59 C 08 52 48.24 +14 00 10.4 o 291
2009-11-16 12:19:03 C 08 52 50.09 +13 59 57.2 o 291