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
2019-12-21 04:09:52 C 02 30 40.53 +05 03 29.1 V G96
2019-12-28 06:46:41 C 02 21 33.909 +05 36 06.91 U F52
2019-12-28 07:04:57 C 02 21 33.015 +05 36 10.75 U F52
2019-12-28 07:23:08 C 02 21 32.143 +05 36 14.79 U F52
2020-01-26 02:03:19 C 02 06 04.11 +08 55 00.1 V G96
2020-01-26 02:11:36 C 02 06 04.08 +08 55 02.4 V G96
2020-01-26 02:19:54 C 02 06 04.06 +08 55 05.6 V G96
2020-01-26 02:28:11 C 02 06 04.05 +08 55 08.7 V G96
2020-09-01 07:13:30 S 05 00 40.380 -24 26 19.97 L C51
2020-09-01 08:47:45 S 05 00 35.724 -24 27 43.96 L C51
2020-09-01 13:30:08 S 05 00 21.703 -24 31 56.06 L C51
2020-09-01 13:30:19 S 05 00 21.754 -24 31 56.71 L C51
2020-09-01 16:38:38 S 05 00 12.338 -24 34 44.87 L C51
2020-09-01 21:21:01 S 04 59 58.178 -24 38 57.41 L C51
2020-09-02 00:29:31 S 04 59 48.787 -24 41 47.69 L C51
2021-11-15 09:31:54 C 05 24 01.20 +25 28 54.5 V G96
2021-11-15 09:40:02 C 05 24 00.33 +25 29 00.0 V G96
2021-11-15 09:48:07 C 05 23 59.48 +25 29 05.6 V G96
2021-11-15 09:56:13 C 05 23 58.63 +25 29 10.9 V G96
2021-11-16 02:43:55 S 05 21 50.664 +25 42 34.56 V C57
2021-11-16 02:43:55 s 1 -127447.32 8 +296293.48 5890.0 C57
2021-11-16 14:03:55 S 05 20 35.110 +25 49 47.71 V C57
2021-11-16 14:03:55 s 1 -144513.17 7 +264209.60 8650.0 C57
2021-11-16 14:13:55 S 05 20 33.780 +25 49 54.34 V C57
2021-11-16 14:13:55 s 1 -144741.70 5 +263693.44 1640.0 C57
2021-11-16 14:33:55 S 05 20 31.560 +25 50 08.59 V C57
2021-11-16 14:33:55 s 1 -145196.58 6 +262657.17 8830.0 C57
2021-11-16 18:03:55 S 05 20 08.098 +25 52 19.99 V C57
2021-11-16 18:03:55 s 1 -149791.01 5 +251454.26 6050.0 C57
2021-11-16 18:43:55 S 05 20 03.511 +25 52 52.68 V C57
2021-11-16 18:43:55 s 1 -150626.84 3 +249252.96 2590.0 C57
2021-11-17 17:03:55 S 05 17 28.644 +26 07 20.14 V C57
2021-11-17 17:03:55 s 1 -169009.57 9 +162148.74 7320.0 C57
2021-11-18 04:03:55 S 05 16 11.537 +26 14 30.37 V C57
2021-11-18 04:03:55 s 1 -167950.49 0 +108857.13 3310.0 C57
2021-11-18 05:03:55 S 05 16 04.488 +26 15 18.58 V C57
2021-11-18 05:03:55 s 1 -167362.22 2 +103649.99 5740.0 C57
2021-11-18 07:43:55 S 05 15 45.521 +26 16 57.22 V C57
2021-11-18 07:43:55 s 1 -165305.15 6 +89469.270 2620.0 C57
2021-11-18 08:33:55 S 05 15 39.499 +26 17 39.23 V C57
2021-11-18 08:33:55 s 1 -164506.73 0 +84950.635 60.0 C57
2021-11-18 09:33:55 S 05 15 32.947 +26 18 15.91 V C57
2021-11-18 09:33:55 s 1 -163444.04 9 +79474.303 2890.0 C57
2021-11-18 11:53:55 S 05 15 16.073 +26 19 44.62 V C57
2021-11-18 11:53:55 s 1 -160491.33 4 +66472.202 9460.0 C57
2021-11-18 13:23:55 S 05 15 05.254 +26 20 49.67 V C57
2021-11-18 13:23:55 s 1 -158215.69 1 +57953.989 9920.0 C57
2021-11-18 20:33:55 S 05 14 14.719 +26 25 43.57 V C57
2021-11-18 20:33:55 s 1 -142444.16 4 +15799.896 8480.0 C57
2021-11-18 23:03:55 S 05 13 57.540 +26 27 19.84 V C57