2021 RU16

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3371933254 ± 1.70e-06
Semi-major axis (a)1.5286486196 AU ± 4.70e-06
Inclination (i)13.63493979° ± 6.10e-05
Long. of Asc. Node (Ω)156.08621306° ± 2.93e-05
Arg. of Perihelion (ω)255.08025304° ± 1.37e-04
Mean Anomaly (M)52.78003774° ± 3.57e-03
Mean Motion (n)0.5214957500°/day ± 2.41e-06
Perihelion dist (q)1.01319851 AU ± 4.06e-06
Aphelion dist (Q)2.04409873 AU ± 6.80e-06
Orbital Period1.88999869 yr ± 8.73e-06
Physical Parameters
H (abs. magnitude)22.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.164″
Uncertainty1
Orbit TypeApollo
MOID0.151471 AU
Observations Used39
Oppositions1
Arc Total2021-2022
First Observation Used2021-09-13
Last Observation Used2022-03-01
Observations (39)
Date Type RA Dec Mag Band Observatory
2021-09-13 13:14:09 C 04 05 03.868 -07 41 08.06 U F51
2021-09-13 13:33:29 C 04 05 09.127 -07 41 44.41 U F51
2021-09-13 13:52:48 C 04 05 14.385 -07 42 20.57 U F51
2021-09-13 14:12:03 C 04 05 19.605 -07 42 56.58 U F51
2021-09-14 02:00:37 C 04 08 39.42 -08 05 10.9 V L01
2021-09-14 02:04:21 C 04 08 40.44 -08 05 17.9 V L01
2021-09-14 02:08:06 C 04 08 41.44 -08 05 24.5 V L01
2021-09-14 02:11:50 C 04 08 42.47 -08 05 31.9 V L01
2021-09-14 02:15:34 C 04 08 43.54 -08 05 38.8 V L01
2021-09-15 07:50:58 C 04 17 04.83 -09 00 08.3 u 807
2021-09-15 07:58:52 C 04 17 07.01 -09 00 23.2 u 807
2021-09-15 08:07:03 C 04 17 09.25 -09 00 38.4 u 807
2021-09-15 08:10:46 C 04 17 10.27 -09 00 45.2 V 807
2021-09-15 08:15:00 C 04 17 11.42 -09 00 53.1 V 807
2021-09-15 08:19:14 C 04 17 12.58 -09 01 01.0 V 807
2021-09-15 13:52:49 C 04 18 47.004 -09 11 53.56 U F52
2021-09-15 14:09:29 C 04 18 51.547 -09 12 24.61 U F52
2021-09-15 14:21:29 C 04 18 54.828 -09 12 47.06 U F51
2021-09-15 14:42:51 C 04 19 00.656 -09 13 26.99 U F52
2021-09-15 14:48:29 C 04 19 02.175 -09 13 37.36 U F51
2021-09-15 15:01:57 C 04 19 05.855 -09 14 02.58 U F51
2022-01-25 08:53:35 C 10 02 10.37 -09 36 28.9 V I52
2022-01-25 08:56:23 C 10 02 10.18 -09 36 24.1 V I52
2022-01-26 09:51:57 C 10 01 04.470 -08 54 04.78 U F52
2022-01-26 10:28:43 C 10 01 02.590 -08 53 02.14 U F52
2022-01-26 10:47:03 C 10 01 01.639 -08 52 30.94 U F52
2022-01-26 10:48:52 C 10 01 01.552 -08 52 28.02 U F52
2022-01-26 11:04:36 C 10 01 00.730 -08 52 01.11 U F52
2022-01-26 11:20:15 C 10 00 59.930 -08 51 34.53 U F52
2022-02-03 09:22:36 C 09 51 40.973 -03 13 01.97 U F52
2022-02-03 09:41:53 C 09 51 39.864 -03 12 26.73 U F52
2022-02-03 10:01:09 C 09 51 38.762 -03 11 51.54 U F52
2022-02-03 10:20:23 C 09 51 37.655 -03 11 16.45 U F52
2022-02-10 07:47:57 C 09 43 12.342 +01 48 25.80 U F52
2022-02-10 08:04:43 C 09 43 11.427 +01 48 55.70 U F52
2022-02-10 08:21:24 C 09 43 10.527 +01 49 24.97 U F52
2022-03-01 04:04:55 C 09 26 18.67 +13 05 51.0 u H21
2022-03-01 04:18:19 C 09 26 18.34 +13 06 06.4 u H21
2022-03-01 04:34:42 C 09 26 17.89 +13 06 25.0 u H21