2023 TA27

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.8126228982 ± 3.39e-04
Semi-major axis (a)	1.1482386191 AU ± 6.31e-04
Inclination (i)	9.70049761° ± 1.45e-02
Long. of Asc. Node (Ω)	181.73660783° ± 1.99e-02
Arg. of Perihelion (ω)	348.46644932° ± 8.41e-03
Mean Anomaly (M)	202.80899470° ± 4.48e-01
Mean Motion (n)	0.8010581657°/day ± 6.60e-04
Perihelion dist (q)	0.21515362 AU ± 4.07e-04
Aphelion dist (Q)	2.08132361 AU ± 1.21e-03
Orbital Period	1.23040539 yr ± 1.01e-03

Physical Parameters

H (abs. magnitude)	22.82
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-06-02
RMS Residual	0.165″
Uncertainty	3
Orbit Type	Apollo
MOID	0.083771 AU
Observations Used	17
Oppositions	1
Arc Total	2023-2023
First Observation Used	2023-10-11
Last Observation Used	2023-10-23

Observations (17)

Date	Type	RA	Dec	Mag	Band	Observatory
2023-10-11 09:45:35	C	01 54 41.209	-01 01 37.04	–	X	F52
2023-10-11 10:03:02	C	01 54 38.010	-01 02 20.75	–	X	F52
2023-10-11 10:20:32	C	01 54 34.840	-01 03 04.90	–	X	F52
2023-10-11 12:36:18	C	01 54 09.983	-01 08 46.05	–	V	F51
2023-10-11 12:37:28	C	01 54 09.743	-01 08 49.09	–	V	F51
2023-10-11 13:27:43	C	01 54 00.574	-01 10 55.91	–	V	F51
2023-10-13 10:08:09	C	01 45 30.321	-03 11 19.78	–	V	T14
2023-10-13 10:09:33	C	01 45 30.024	-03 11 23.80	–	V	T14
2023-10-13 10:10:59	C	01 45 29.720	-03 11 27.91	–	V	T14
2023-10-15 06:28:45	C	01 35 43.264	-05 26 34.76	–	V	G96
2023-10-15 06:36:14	C	01 35 41.406	-05 26 59.28	–	V	G96
2023-10-15 06:43:42	C	01 35 39.638	-05 27 22.72	–	V	G96
2023-10-15 06:51:11	C	01 35 37.770	-05 27 47.02	–	V	G96
2023-10-23 05:42:11	C	00 33 03.755	-18 26 09.06	–	V	I52
2023-10-23 05:46:26	C	00 33 01.868	-18 26 29.58	–	V	I52
2023-10-23 05:50:41	C	00 32 59.953	-18 26 50.28	–	V	I52
2023-10-23 05:54:56	C	00 32 58.074	-18 27 10.58	–	V	I52