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
2012-01-07 05:54:15 C 01 41 28.261 -27 26 34.69 L F51
2012-01-07 06:12:08 C 01 41 31.353 -27 26 20.50 L F51
2012-01-08 02:04:11 C 01 44 59.99 -27 10 24.9 u I20
2012-01-08 02:14:55 C 01 45 01.81 -27 10 16.2 u I20
2012-01-08 02:25:40 C 01 45 03.69 -27 10 07.4 u I20
2012-02-24 02:20:13 C 04 22 43.60 -09 36 46.8 r 703
2012-02-24 02:32:59 C 04 22 45.01 -09 36 35.8 r 703
2012-02-24 02:45:42 C 04 22 46.52 -09 36 24.5 r 703
2012-02-24 02:58:24 C 04 22 47.96 -09 36 13.8 r 703
2012-03-13 20:30:28 C 05 12 29.09 -03 45 28.5 c A24
2012-03-13 20:31:00 C 05 12 29.11 -03 45 27.7 c A24
2012-03-14 18:57:24 C 05 14 51.38 -03 30 10.7 c A24
2012-03-14 18:58:27 C 05 14 51.53 -03 30 09.7 c A24
2012-03-14 20:05:46 C 05 14 58.56 -03 29 23.8 c A24
2012-03-14 20:06:48 C 05 14 58.59 -03 29 23.4 c A24
2012-03-21 19:05:02 C 05 32 20.22 -01 42 37.1 c A24
2012-03-21 19:06:04 C 05 32 20.32 -01 42 36.5 c A24
2012-04-15 05:58:14 C 06 30 04.432 +02 56 58.37 L F51
2012-04-15 06:14:39 C 06 30 05.964 +02 57 04.20 L F51
2013-02-18 10:01:37 C 13 26 02.04 -08 55 09.1 r G96
2013-02-18 10:14:52 C 13 26 01.89 -08 55 05.8 r G96
2013-02-18 10:28:12 C 13 26 01.71 -08 55 02.4 r G96
2013-02-18 10:41:32 C 13 26 01.50 -08 54 59.1 r G96
2013-02-23 09:18:26 C 13 24 16.98 -08 23 00.4 u H21
2013-02-23 09:23:56 C 13 24 16.90 -08 22 58.4 u H21
2013-02-23 09:29:15 C 13 24 16.79 -08 22 56.6 u H21
2013-02-23 09:38:39 C 13 24 16.62 -08 22 54.0 u H21
2013-02-24 09:30:14 C 13 23 51.55 -08 15 56.9 q H21
2013-02-24 09:36:12 C 13 23 51.44 -08 15 55.5 q H21
2013-02-24 09:42:10 C 13 23 51.32 -08 15 53.9 q H21
2013-02-24 09:48:08 C 13 23 51.22 -08 15 51.9 q H21
2013-02-25 08:36:58 C 13 23 26.02 -08 09 03.0 u H21
2013-02-25 08:42:39 C 13 23 25.90 -08 09 01.5 u H21
2013-02-25 08:48:20 C 13 23 25.80 -08 08 59.7 u H21
2013-02-25 08:53:40 C 13 23 25.70 -08 08 58.4 u H21
2013-02-25 08:58:25 C 13 23 25.63 -08 08 56.8 u H21
2013-03-07 18:34:18 C 13 17 33.09 -06 44 50.3 r D29
2013-03-07 18:58:34 C 13 17 32.40 -06 44 40.4 r D29
2013-03-07 19:22:52 C 13 17 31.71 -06 44 32.2 r D29
2013-03-13 05:30:43 C 13 13 37.26 -05 54 20.0 V G45
2013-03-13 06:36:57 C 13 13 35.13 -05 53 53.6 V G45
2013-03-13 09:28:07 C 13 13 29.48 -05 52 45.0 V G45
2013-03-13 11:17:58 C 13 13 25.86 -05 52 00.7 u G96
2013-03-13 11:26:33 C 13 13 25.57 -05 51 57.6 u G96
2013-03-13 11:35:15 C 13 13 25.28 -05 51 53.8 u G96
2013-03-13 11:43:48 C 13 13 25.03 -05 51 50.4 u G96
2013-03-13 12:19:34 C 13 13 23.88 -05 51 36.2 V G45
2013-03-14 05:35:44 C 13 12 50.56 -05 44 38.2 V G45
2013-03-14 05:53:47 C 13 12 49.99 -05 44 31.0 V G45
2013-03-14 08:52:13 C 13 12 43.99 -05 43 19.4 V G45
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)