136564 (1977 VA)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3942423563 ± 2.00e+00
Semi-major axis (a)1.8655726198 AU ± 3.00e+00
Inclination (i)2.98499947° ± 4.00e+00
Long. of Asc. Node (Ω)224.44751485° ± 5.00e+00
Arg. of Perihelion (ω)172.67919239° ± 6.00e+00
Mean Anomaly (M)310.86666406° ± 2.37e-05
Mean Motion (n)0.3868067440°/day ± 9.33e-01
Perihelion dist (q)1.13008487 AU ± 4.15e+00
Aphelion dist (Q)2.60106037 AU ± 5.61e+00
Orbital Period2.54811039 yr ± 6.15e+00
NGA Modelr2
A2-4.89007070e-06 AU/d²
Physical Parameters
H (abs. magnitude)19.28
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-26
RMS Residual0.377″
Uncertainty0
Orbit TypeAmor
MOID0.135682 AU
Observations Used294
Oppositions29
Arc Total1977-2024
First Observation Used1977-10-11
Last Observation Used2024-03-05
Observations (304)
Date Type RA Dec Mag Band Observatory
1977-10-11 06:23:30 A 00 53 36.66 +16 47 41.7 675
1977-10-11 08:00:15 A 00 53 46.22 +16 47 45.3 675
1977-10-12 06:21:44 A 00 56 21.24 +16 48 08.7 675
1977-10-12 07:57:00 A 00 56 30.90 +16 48 08.1 675
1977-10-16 06:02:14 A 01 07 56.02 +16 44 39.9 675
1977-10-16 07:36:14 A 01 08 06.58 +16 44 34.0 675
1977-11-03 09:51:59 A 02 09 11.20 +15 00 37.1 12.5 675
1977-11-04 07:46:14 A 02 12 22.34 +14 52 55.6 675
1977-11-07 06:15:59 A 02 22 24.02 +14 27 44.3 14.8 675
1977-11-08 03:58:05 A 02 25 27.42 +14 19 52.9 675
1977-11-08 10:45:59 A 02 26 18.53 +14 17 24.5 675
1977-11-10 06:24:00 A 02 32 19.71 +14 01 58.2 688
1977-11-10 08:04:14 A 02 32 32.18 +14 01 29.6 675
1977-11-12 02:36:35 A 02 38 14.81 +13 46 44.9 A 801
1977-11-13 06:22:00 A 02 41 51.98 +13 37 28.9 688
1977-11-16 06:18:59 A 02 50 59.40 +13 15 00.7 675
1977-11-17 08:26:59 A 02 54 09.85 +13 07 25.1 675
1977-11-18 05:58:41 A 02 56 45.35 +13 01 19.9 A 801
1977-12-08 03:36:43 A 03 44 14.74 +12 03 27.5 A 801
1977-12-12 04:15:19 A 03 51 56.75 +12 08 50.0 A 801
1978-01-12 03:37:09 A 04 44 34.76 +14 36 43.9 A 801
2000-12-05 12:44:46 C 09 01 09.47 +10 45 53.8 c 608
2005-08-26 08:16:06 C 22 21 41.32 +02 05 17.3 17.7 o 644
2005-08-26 08:44:15 C 22 21 40.61 +02 05 20.5 17.8 o 644
2005-08-26 09:15:17 C 22 21 39.83 +02 05 23.7 17.5 o 644
2005-08-27 07:15:07 C 22 21 15.00 +02 07 43.7 c 699
2005-08-27 07:46:50 C 22 21 14.13 +02 07 46.9 c 699
2005-08-27 08:18:32 C 22 21 13.41 +02 07 49.3 c 699
2005-08-27 08:50:14 C 22 21 12.51 +02 07 53.5 c 699
2005-08-29 06:17:17 C 22 20 18.85 +02 11 53.9 o 644
2005-08-29 07:47:24 C 22 20 16.39 +02 12 00.8 o 644
2005-08-29 09:33:59 C 22 20 13.51 +02 12 08.7 o 644
2005-08-29 20:16:00 C 22 20 01.91 +02 12 49.0 r 143
2005-08-29 20:26:51 C 22 20 01.54 +02 12 49.6 c 595
2005-08-29 20:27:48 C 22 20 01.62 +02 12 49.7 r 143
2005-08-29 20:38:59 C 22 20 01.34 +02 12 49.9 18.0 r 147
2005-08-29 20:42:55 C 22 20 01.20 +02 12 52.7 c 599
2005-08-29 20:49:55 C 22 20 00.91 +02 12 50.0 r 113
2005-08-29 20:54:30 C 22 20 00.81 +02 12 50.4 r 113
2005-08-29 20:54:53 C 22 20 00.89 +02 12 53.6 c 599
2005-08-29 20:54:58 C 22 20 00.93 +02 12 52.9 18.2 r 147
2005-08-29 20:59:07 C 22 20 00.70 +02 12 50.5 r 113
2005-08-29 21:03:42 C 22 20 00.56 +02 12 50.7 r 113
2005-08-29 21:06:37 C 22 20 00.66 +02 12 54.4 d A56
2005-08-29 21:06:48 C 22 20 00.57 +02 12 54.5 c 599
2005-08-29 21:08:20 C 22 20 00.45 +02 12 50.9 r 113
2005-08-29 21:10:40 C 22 20 00.527 +02 12 53.36 c 565
2005-08-29 21:13:58 C 22 20 00.17 +02 12 53.1 o 461
2005-08-29 21:17:01 C 22 20 00.36 +02 12 54.1 c 595
2005-08-29 21:17:10 C 22 20 00.10 +02 12 53.2 o 461