1917 Cuyo (1968 AA)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5055377279 ± 4.32e-09
Semi-major axis (a)2.1490513170 AU ± 1.54e-09
Inclination (i)23.95878573° ± 4.76e-07
Long. of Asc. Node (Ω)188.27489794° ± 2.62e-07
Arg. of Perihelion (ω)194.55256941° ± 2.81e-07
Mean Anomaly (M)160.08949968° ± 1.40e-06
Mean Motion (n)0.3128542773°/day ± 3.36e-10
Perihelion dist (q)1.06262480 AU ± 9.31e-09
Aphelion dist (Q)3.23547784 AU ± 9.56e-09
Orbital Period3.15043250 yr ± 3.38e-09
Physical Parameters
H (abs. magnitude)14.38
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.021″
Uncertainty0
Orbit TypeAmor
MOID0.070400 AU
Observations Used3550
Radar Obs Used2
Gaia Obs Used154
Oppositions43
Arc Total1954-2026
First Observation Used1954-05-06
Last Observation Used2026-04-08
Observations (4175)
Date Type RA Dec Mag Band Observatory
2011-05-30 01:02:02 C 19 05 00.76 +17 48 47.8 c A24
2011-05-30 01:03:04 C 19 05 00.74 +17 48 48.4 c A24
2011-05-30 02:09:29 C 19 04 59.99 +17 49 41.2 c A24
2011-05-30 02:10:31 C 19 05 00.01 +17 49 42.2 c A24
2011-06-04 07:54:12 C 19 03 21.11 +19 29 21.0 c 704
2011-06-04 08:11:10 C 19 03 20.81 +19 29 33.5 c 704
2011-06-04 08:27:05 C 19 03 20.49 +19 29 46.8 c 704
2011-06-04 08:58:24 C 19 03 19.87 +19 30 12.0 c 704
2011-06-06 23:34:37 C 19 02 09.13 +20 18 40.0 c A24
2011-06-06 23:35:40 C 19 02 08.98 +20 18 42.1 c A24
2011-06-19 21:57:50 C 18 52 46.73 +23 59 00.7 c A24
2011-06-19 21:58:52 C 18 52 46.70 +23 59 01.1 c A24
2011-06-19 23:05:50 C 18 52 43.94 +23 59 44.1 c A24
2011-06-19 23:06:52 C 18 52 43.89 +23 59 44.8 c A24
2011-06-20 21:39:14 C 18 51 49.78 +24 13 51.8 c A24
2011-06-20 21:40:17 C 18 51 49.72 +24 13 52.5 c A24
2011-06-23 22:45:43 C 18 48 42.04 +24 57 22.8 c A24
2011-06-23 22:46:46 C 18 48 42.00 +24 57 23.3 c A24
2011-06-24 21:42:43 C 18 47 39.80 +25 10 15.8 w I99
2011-06-24 21:52:58 C 18 47 39.33 +25 10 20.6 w I99
2011-06-24 22:03:12 C 18 47 38.84 +25 10 26.0 w I99
2011-06-24 23:24:52 C 18 47 34.98 +25 11 11.2 c A24
2011-06-24 23:25:54 C 18 47 34.81 +25 11 12.1 c A24
2011-06-25 23:03:27 C 18 46 28.77 +25 24 01.2 c A24
2011-06-25 23:04:31 C 18 46 28.72 +25 24 00.8 c A24
2011-06-25 23:53:45 C 18 46 26.29 +25 24 26.9 c A24
2011-06-25 23:54:47 C 18 46 26.24 +25 24 27.5 c A24
2011-06-26 23:11:11 C 18 45 19.56 +25 36 37.0 c A24
2011-06-26 23:12:14 C 18 45 19.52 +25 36 37.5 c A24
2011-06-27 00:00:51 C 18 45 17.03 +25 37 02.6 c A24
2011-06-27 23:19:58 C 18 44 08.65 +25 48 45.8 c A24
2011-06-27 23:21:00 C 18 44 08.61 +25 48 46.3 c A24
2011-06-28 00:09:43 C 18 44 06.01 +25 49 09.5 c A24
2011-07-02 05:43:47 C 18 38 51.54 +26 34 32.5 o 719
2011-07-02 05:58:58 C 18 38 50.70 +26 34 39.2 o 719
2011-07-06 01:24:51 C 18 33 48.88 +27 06 54.8 u I15
2011-07-06 01:33:42 C 18 33 48.36 +27 06 57.7 u I15
2011-07-06 01:42:32 C 18 33 47.85 +27 07 00.5 u I15
2011-07-08 06:23:13 C 18 30 47.75 +27 21 41.0 c 704
2011-07-08 06:38:21 C 18 30 46.82 +27 21 44.3 c 704
2011-07-08 06:53:29 C 18 30 45.93 +27 21 48.0 c 704
2011-07-08 07:23:59 C 18 30 43.98 +27 21 56.1 c 704
2011-07-10 13:36:51 C 18 27 36.26 +27 33 45.3 u 379
2011-07-10 13:39:31 C 18 27 36.11 +27 33 45.9 u 379
2011-07-10 13:48:18 C 18 27 35.56 +27 33 47.6 u 379
2011-07-10 13:53:37 C 18 27 35.26 +27 33 48.8 u 379
2011-07-10 14:02:02 C 18 27 34.73 +27 33 49.9 u 379
2011-07-11 13:32:51 C 18 26 12.65 +27 37 56.2 u 379
2011-07-11 13:35:30 C 18 26 12.49 +27 37 56.6 u 379
2011-07-11 13:38:10 C 18 26 12.35 +27 37 57.1 u 379
Radar Observations (4)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
1989-09-29 23:00:00 117822 5 Hz 2380 -1 -1
1989-09-29.958333 11782200 500 Hz 2380 251 251
1989-10-10 05:00:00 -10620 20 Hz 8495 -14 -14
1989-10-10.208333 -1062000 2000 Hz 8495 253 253
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)