225416 (1999 YC)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8302059922 ± 1.94e-08
Semi-major axis (a)1.4218313680 AU ± 8.85e-10
Inclination (i)38.26263278° ± 5.56e-06
Long. of Asc. Node (Ω)64.74710989° ± 2.27e-06
Arg. of Perihelion (ω)156.44953691° ± 2.85e-06
Mean Anomaly (M)70.91872829° ± 4.01e-06
Mean Motion (n)0.5813532963°/day ± 5.43e-10
Perihelion dist (q)0.24141845 AU ± 2.76e-08
Aphelion dist (Q)2.60224429 AU ± 2.76e-08
Orbital Period1.69539984 yr ± 1.58e-09
Physical Parameters
H (abs. magnitude)17.36
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.200″
Uncertainty0
Orbit TypeApollo
MOID0.248375 AU
Observations Used565
Gaia Obs Used24
Oppositions7
Arc Total1999-2016
First Observation Used1999-11-27
Last Observation Used2025-02-02
Observations (637)
Date Type RA Dec Mag Band Observatory
2015-01-18 01:50:00 C 02 03 57.85 +11 26 03.4 q G96
2015-01-18 01:56:36 C 02 03 57.73 +11 26 05.6 q G96
2015-01-18 02:03:12 C 02 03 57.59 +11 26 07.5 q G96
2015-01-18 02:09:48 C 02 03 57.45 +11 26 09.4 q G96
2015-01-22 05:24:06 C 02 02 23.392 +11 55 53.72 L F51
2015-01-22 05:46:14 C 02 02 23.093 +11 56 00.54 L F51
2015-01-22 06:08:18 C 02 02 22.806 +11 56 07.15 L F51
2015-12-05 07:39:49 C 01 36 08.841 -20 52 58.04 L F51
2015-12-05 07:57:06 C 01 36 08.132 -20 52 47.98 L F51
2016-10-31 09:22:01 C 07 01 32.18 +28 48 15.9 R G45
2016-10-31 09:23:23 C 07 01 32.27 +28 48 17.4 R G45
2016-10-31 09:30:03 C 07 01 32.55 +28 48 23.2 R G45
2016-10-31 09:30:09 C 07 01 32.59 +28 48 23.2 R G45
2016-10-31 09:37:55 C 07 01 32.93 +28 48 29.9 R G45
2016-10-31 09:44:58 C 07 01 33.23 +28 48 36.4 R G45
2016-10-31 09:46:22 C 07 01 33.27 +28 48 37.7 R G45
2016-11-06 10:30:14 C 07 08 10.51 +31 16 42.1 U H21
2016-11-06 10:33:36 C 07 08 10.67 +31 16 45.9 U H21
2016-11-06 10:37:07 C 07 08 10.82 +31 16 50.1 U H21
2016-11-06 10:40:39 C 07 08 10.96 +31 16 54.3 U H21
2016-11-06 10:44:00 C 07 08 11.11 +31 16 58.2 U H21
2016-11-07 10:49:12 C 07 09 17.68 +31 46 14.6 q 703
2016-11-07 10:54:55 C 07 09 17.95 +31 46 22.0 q 703
2016-11-07 11:00:37 C 07 09 18.13 +31 46 30.0 q 703
2016-11-07 11:06:30 C 07 09 18.35 +31 46 38.2 q 703
2016-11-10 03:54:39 C 07 12 18.33 +33 13 30.9 q G40
2016-11-10 04:14:53 C 07 12 19.16 +33 13 59.9 q G40
2016-11-10 12:43:18 C 07 12 43.081 +33 26 21.08 L F51
2016-11-10 13:00:05 C 07 12 43.803 +33 26 45.91 L F51
2016-11-10 13:16:54 C 07 12 44.523 +33 27 10.79 L F51
2016-11-10 13:33:48 C 07 12 45.245 +33 27 35.79 L F51
2016-11-15 03:26:02 C 07 18 00.12 +36 32 08.8 q 160
2016-11-15 03:28:51 C 07 18 00.25 +36 32 14.3 q 160
2016-11-15 03:31:39 C 07 18 00.41 +36 32 20.7 q 160
2016-11-16 03:08:35 C 07 19 11.03 +37 18 54.7 q 160
2016-11-16 03:11:26 C 07 19 11.11 +37 19 01.7 q 160
2016-11-16 03:14:15 C 07 19 11.22 +37 19 06.5 q 160
2016-11-18 10:42:16 C 07 22 03.03 +39 20 22.2 o 926
2016-11-18 10:52:07 C 07 22 03.48 +39 20 45.6 o 926
2016-11-18 11:01:59 C 07 22 03.96 +39 21 08.7 o 926
2016-11-25 00:18:24 C 07 31 38.81 +47 04 11.7 q Z80
2016-11-25 00:26:52 C 07 31 39.48 +47 04 41.5 q Z80
2016-11-25 00:33:56 C 07 31 39.86 +47 05 09.3 q Z80
2016-11-26 12:14:52 C 07 34 24.40 +49 23 19.7 L T05
2016-11-26 12:26:50 C 07 34 25.26 +49 24 08.6 L T05
2016-11-26 12:38:03 C 07 34 26.11 +49 24 54.2 L T05
2016-11-26 12:53:14 C 07 34 27.21 +49 25 56.9 L T05
2016-11-26 23:20:40 C 07 35 20.41 +50 09 09.5 u 107
2016-11-26 23:26:07 C 07 35 20.87 +50 09 32.4 u 107
2016-11-26 23:32:00 C 07 35 21.32 +50 09 58.1 u 107