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
2017-10-02 13:33:50 C 04 08 58.089 -04 52 54.12 L F51
2017-10-02 13:51:34 C 04 08 57.303 -04 52 59.84 L F51
2017-10-29 10:27:11 C 03 28 45.156 -07 53 46.54 L F51
2017-10-29 10:43:28 C 03 28 43.865 -07 53 49.97 L F51
2017-10-29 10:59:45 C 03 28 42.572 -07 53 53.09 L F51
2017-10-29 11:16:01 C 03 28 41.275 -07 53 56.35 L F51
2017-11-20 06:55:06 C 02 46 52.91 -08 32 21.9 U G96
2017-11-20 07:02:45 C 02 46 52.31 -08 32 22.2 U G96
2017-11-20 07:18:02 C 02 46 51.15 -08 32 21.2 U G96
2019-09-26 14:13:52 C 04 45 55.882 +07 04 47.92 U F51
2019-09-26 14:28:59 C 04 45 55.661 +07 04 46.12 U F51
2019-09-26 14:44:10 C 04 45 55.441 +07 04 44.45 U F51
2019-09-26 14:59:18 C 04 45 55.229 +07 04 42.92 U F51
2019-10-05 13:34:39 C 04 41 35.554 +06 38 38.84 U F51
2019-10-05 13:51:04 C 04 41 35.081 +06 38 36.71 U F51
2019-10-05 14:24:05 C 04 41 34.138 +06 38 32.29 U F51
2019-10-21 13:36:15 C 04 25 54.078 +05 45 10.35 U F51
2019-10-21 13:53:49 C 04 25 53.080 +05 45 07.82 U F51
2019-10-21 14:50:12 C 04 25 49.908 +05 44 59.80 U F51
2019-10-21 15:07:48 C 04 25 48.906 +05 44 57.07 U F51
2019-10-25 12:30:24 C 04 20 20.590 +05 31 32.08 U F52
2019-10-25 12:46:24 C 04 20 19.572 +05 31 29.81 U F52
2019-10-25 13:02:27 C 04 20 18.555 +05 31 27.54 U F52
2019-10-25 13:18:30 C 04 20 17.539 +05 31 25.21 U F52
2019-10-26 09:15:04 C 04 19 02.36 +05 28 33.8 V G96
2019-10-26 09:20:18 C 04 19 01.97 +05 28 33.5 o 691
2019-10-26 09:22:28 C 04 19 01.89 +05 28 32.6 V G96
2019-10-26 09:29:51 C 04 19 01.42 +05 28 31.6 V G96
2019-10-26 09:36:08 C 04 19 00.98 +05 28 31.0 o 691
2019-10-26 09:37:16 C 04 19 00.94 +05 28 30.5 V G96
2019-10-26 09:51:59 C 04 18 59.92 +05 28 28.9 o 691
2019-10-28 11:58:53 C 04 15 43.209 +05 21 25.53 U F51
2019-10-28 12:16:17 C 04 15 42.011 +05 21 23.06 U F51
2019-10-28 12:51:09 C 04 15 39.618 +05 21 18.24 U F51
2019-11-02 13:38:20 C 04 07 01.953 +05 04 55.44 U F51
2019-11-02 13:55:13 C 04 07 00.657 +05 04 53.12 U F51
2019-11-02 14:12:17 C 04 06 59.344 +05 04 50.86 U F51
2019-11-08 08:13:42 C 03 56 01.89 +04 47 55.2 V G96
2019-11-08 08:21:51 C 03 56 01.19 +04 47 54.1 V G96
2019-11-08 08:30:01 C 03 56 00.48 +04 47 53.3 V G96
2019-11-08 08:38:10 C 03 55 59.89 +04 47 52.2 V G96
2019-11-29 08:58:35 C 03 10 48.318 +04 17 26.41 U F52
2019-11-29 09:17:25 C 03 10 46.597 +04 17 26.45 U F52
2019-11-29 09:36:00 C 03 10 44.890 +04 17 26.56 U F52
2019-12-19 07:08:11 C 02 33 26.752 +04 56 14.92 U F52
2019-12-19 07:28:05 C 02 33 25.478 +04 56 18.24 U F52
2019-12-19 07:47:31 C 02 33 24.211 +04 56 21.06 U F52
2019-12-19 08:06:50 C 02 33 22.974 +04 56 24.14 U F52
2019-12-21 03:45:29 C 02 30 42.03 +05 03 25.3 V G96
2019-12-21 03:53:37 C 02 30 41.48 +05 03 26.3 V G96