480823 (1998 YW5)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6203017857 ± 3.92e-08
Semi-major axis (a)1.2401854961 AU ± 1.91e-09
Inclination (i)8.34063091° ± 3.10e-06
Long. of Asc. Node (Ω)219.76914439° ± 2.33e-05
Arg. of Perihelion (ω)355.16832191° ± 2.64e-05
Mean Anomaly (M)118.78001424° ± 7.12e-06
Mean Motion (n)0.7136451263°/day ± 1.65e-09
Perihelion dist (q)0.47089622 AU ± 4.86e-08
Aphelion dist (Q)2.00947477 AU ± 4.87e-08
Orbital Period1.38111541 yr ± 3.19e-09
Physical Parameters
H (abs. magnitude)20.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.242″
Uncertainty0
Orbit TypeApollo
MOID0.128439 AU
Observations Used137
Oppositions7
Arc Total1998-2025
First Observation Used1998-12-19
Last Observation Used2025-10-12
Observations (159)
Date Type RA Dec Mag Band Observatory
2025-08-23 12:21:55 C 01 01 43.586 +31 55 21.21 X F52
2025-09-03 09:25:00 C 00 13 22.798 +25 32 24.42 X F52
2025-09-03 09:33:17 C 00 13 21.323 +25 32 10.80 X F52
2025-09-03 09:41:36 C 00 13 19.838 +25 31 57.32 X F52
2025-09-03 09:49:57 C 00 13 18.340 +25 31 43.73 X F52
2025-09-03 10:19:22 C 00 13 13.099 +25 30 55.82 X F51
2025-09-03 10:28:56 C 00 13 11.384 +25 30 40.09 X F51
2025-09-03 10:38:33 C 00 13 09.660 +25 30 24.54 X F51
2025-09-05 09:48:08 C 00 05 10.765 +24 11 45.05 X F51
2025-09-05 10:07:21 C 00 05 07.470 +24 11 13.02 X F51
2025-09-05 10:17:04 C 00 05 05.800 +24 10 56.85 X F51
2025-09-06 12:24:41 C 00 00 47.951 +23 26 43.99 X F51
2025-09-06 12:39:14 C 00 00 45.502 +23 26 18.92 X F51
2025-09-06 12:53:42 C 00 00 43.090 +23 25 54.06 X F51
2025-09-06 13:04:21 C 00 00 41.291 +23 25 35.71 X F52
2025-09-06 13:08:01 C 00 00 40.666 +23 25 29.60 X F51
2025-09-06 13:18:22 C 00 00 38.936 +23 25 11.82 X F52
2025-09-06 13:32:24 C 00 00 36.599 +23 24 47.44 X F52
2025-09-06 13:46:24 C 00 00 34.261 +23 24 23.57 X F52
2025-09-07 09:29:52 C 23 57 26.156 +22 50 47.98 X F51
2025-09-07 09:38:24 C 23 57 24.751 +22 50 33.55 X F51
2025-09-07 09:46:54 C 23 57 23.377 +22 50 18.83 X F51
2025-09-07 13:19:29 C 23 56 48.428 +22 44 15.38 X F51
2025-09-07 13:27:01 C 23 56 47.196 +22 44 02.73 X F51
2025-09-07 13:34:32 C 23 56 45.978 +22 43 49.45 X F51
2025-09-07 13:42:01 C 23 56 44.765 +22 43 36.46 X F51
2025-09-11 12:20:11 C 23 42 32.832 +20 01 27.06 X F52
2025-09-11 12:33:07 C 23 42 30.937 +20 01 04.85 X F52
2025-09-11 12:40:19 C 23 42 29.880 +20 00 52.54 X F51
2025-09-11 12:46:02 C 23 42 29.042 +20 00 42.72 X F52
2025-09-11 12:52:43 C 23 42 28.066 +20 00 31.20 X F51
2025-09-11 13:05:00 C 23 42 26.241 +20 00 09.93 X F51
2025-09-11 13:41:26 C 23 42 20.925 +19 59 07.07 X F51
2025-09-11 13:53:40 C 23 42 19.144 +19 58 45.99 X F51
2025-09-11 14:05:49 C 23 42 17.378 +19 58 24.55 X F51
2025-09-14 12:12:24 C 23 32 48.362 +17 59 36.59 X F51
2025-09-14 12:28:16 C 23 32 46.248 +17 59 09.91 X F51
2025-09-14 12:44:05 C 23 32 44.128 +17 58 43.14 X F51
2025-09-14 12:59:53 C 23 32 42.020 +17 58 16.42 X F51
2025-09-17 07:21:32 C 23 24 34.667 +16 08 43.25 X F52
2025-09-17 07:37:07 C 23 24 32.790 +16 08 18.18 X F52
2025-09-17 07:52:40 C 23 24 30.907 +16 07 53.21 X F52
2025-09-17 08:08:12 C 23 24 29.024 +16 07 28.12 X F52
2025-09-18 07:34:21 C 23 21 48.287 +15 29 43.48 X F52
2025-09-18 07:50:55 C 23 21 46.360 +15 29 17.16 X F52
2025-09-18 08:07:27 C 23 21 44.428 +15 28 50.92 X F52
2025-09-18 08:24:04 C 23 21 42.491 +15 28 24.50 X F52
2025-09-21 06:20:53 C 23 14 18.604 +13 39 20.23 V G96
2025-09-21 06:29:03 C 23 14 17.768 +13 39 08.06 V G96
2025-09-21 06:37:13 C 23 14 16.940 +13 38 55.79 V G96