2021 RN16

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.3513898529 ± 4.89e+00
Semi-major axis (a)	1.2141858494 AU ± 2.83e+01
Inclination (i)	1.11407338° ± 1.10e+02
Long. of Asc. Node (Ω)	174.51164996° ± 5.12e+02
Arg. of Perihelion (ω)	264.24733105° ± 3.89e+03
Mean Anomaly (M)	0.16582556° ± 7.72e+03
Mean Motion (n)	0.7366669300°/day ± 2.58e+01
Perihelion dist (q)	0.78757310 AU ± 1.93e+01
Aphelion dist (Q)	1.64081790 AU ± 3.88e+01
Orbital Period	1.33792860 yr ± 4.69e+01

Physical Parameters

H (abs. magnitude)	28.41
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-04-18
RMS Residual	0.082″
Uncertainty	3
Orbit Type	Apollo
MOID	0.001294 AU
Observations Used	16
Oppositions	1
Arc Total	2021-2021
First Observation Used	—
Last Observation Used	2021-09-15

Observations (17)

Date	Type	RA	Dec	Mag	Band	Observatory
2021-09-13 08:20:20	C	23 41 25.560	+00 17 59.82	–	U	F51
2021-09-13 08:37:15	C	23 41 26.215	+00 17 59.26	–	U	F51
2021-09-13 08:54:10	C	23 41 26.840	+00 17 58.90	–	U	F51
2021-09-13 11:03:28	C	23 41 31.069	+00 17 55.01	–	V	F51
2021-09-13 11:04:24	C	23 41 31.105	+00 17 54.94	–	V	F51
2021-09-14 06:02:00	C	23 43 15.98	+00 20 16.2	–	V	807
2021-09-14 06:07:29	C	23 43 16.25	+00 20 16.1	–	V	807
2021-09-14 06:12:58	C	23 43 16.55	+00 20 15.9	–	V	807
2021-09-14 22:55:06	C	23 45 17.66	+00 14 56.0	–	V	L01
2021-09-14 22:59:36	C	23 45 18.02	+00 14 55.7	–	V	L01
2021-09-14 23:05:13	C	23 45 18.54	+00 14 54.9	–	V	L01
2021-09-15 03:22:46	C	23 45 57.40	+00 19 35.4	–	V	807
2021-09-15 03:28:37	C	23 45 57.88	+00 19 35.1	–	V	807
2021-09-15 03:34:43	C	23 45 58.34	+00 19 34.9	–	V	807
2021-09-15 11:28:55	C	23 46 57.721	+00 15 34.07	–	U	F51
2021-09-15 11:46:49	C	23 46 59.199	+00 15 32.80	–	U	F51
2021-09-15 12:04:42	C	23 47 00.716	+00 15 31.50	–	U	F51