242450 (2004 QY2)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4771213381 ± 9.11e-09
Semi-major axis (a)1.0838644260 AU ± 6.75e-10
Inclination (i)37.03321187° ± 1.29e-06
Long. of Asc. Node (Ω)295.27194922° ± 1.98e-06
Arg. of Perihelion (ω)104.98559607° ± 2.25e-06
Mean Anomaly (M)224.10797023° ± 2.52e-06
Mean Motion (n)0.8734736991°/day ± 8.16e-10
Perihelion dist (q)0.56672958 AU ± 9.88e-09
Aphelion dist (Q)1.60099927 AU ± 9.93e-09
Orbital Period1.12839835 yr ± 1.05e-09
Physical Parameters
H (abs. magnitude)14.64
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.213″
Uncertainty0
Orbit TypeApollo
MOID0.048037 AU
Observations Used3323
Radar Obs Used1
Gaia Obs Used53
Oppositions1
Arc Total2004-2025
First Observation Used2004-08-20
Last Observation Used2025-06-08
Observations (5743)
Date Type RA Dec Mag Band Observatory
2021-08-03 23:29:22 C 13 41 58.80 -31 51 50.6 o W92
2021-08-03 23:45:18 C 13 42 00.22 -31 51 15.8 o W92
2021-08-04 20:46:26 C 13 43 57.28 -31 05 50.9 o Z22
2021-08-04 21:02:37 C 13 43 58.82 -31 05 15.9 o Z22
2021-08-04 23:16:43 C 13 44 11.38 -31 00 15.7 o W92
2021-08-04 23:54:00 C 13 44 14.71 -30 58 54.4 o W92
2021-08-19 05:54:41 C 14 13 58.23 -18 51 19.0 V T05
2021-08-19 06:02:37 C 14 13 58.85 -18 51 02.4 V T05
2021-08-19 06:07:13 C 14 13 59.21 -18 50 52.5 V T05
2021-08-19 06:27:05 C 14 14 00.74 -18 50 10.6 V T05
2021-08-26 11:05:57 C 14 26 59.803 -12 48 05.00 V P07
2021-08-26 11:09:44 C 14 27 00.055 -12 47 57.12 V P07
2021-08-26 11:40:15 C 14 27 02.100 -12 46 52.72 V P07
2021-08-26 11:41:57 C 14 27 02.208 -12 46 49.30 V P07
2021-08-26 11:54:29 C 14 27 03.036 -12 46 22.73 V P07
2021-08-30 05:29:24 C 14 33 01.28 -09 38 24.3 V T08
2021-08-30 05:34:03 C 14 33 01.56 -09 38 14.4 V T08
2021-08-30 05:42:40 C 14 33 02.08 -09 37 56.2 V T08
2021-08-30 05:57:16 C 14 33 02.96 -09 37 25.2 V T08
2021-09-03 05:25:47 C 14 38 41.64 -06 15 52.4 V T08
2021-09-03 05:30:26 C 14 38 41.89 -06 15 42.5 V T08
2021-09-03 05:38:23 C 14 38 42.30 -06 15 25.5 V T08
2021-09-03 05:58:18 C 14 38 43.35 -06 14 43.3 V T08
2021-09-07 05:23:59 C 14 43 27.96 -02 51 44.4 V T08
2021-09-07 05:29:18 C 14 43 28.18 -02 51 33.0 V T08
2021-09-07 05:39:55 C 14 43 28.62 -02 51 10.4 V T08
2021-09-07 05:54:32 C 14 43 29.25 -02 50 38.9 V T08
2021-11-22 14:53:42 C 12 44 04.94 -05 50 03.9 V T08
2021-11-22 14:59:40 C 12 44 05.05 -05 50 18.4 V T08
2021-11-22 15:14:18 C 12 44 05.35 -05 50 54.4 V T08
2021-11-22 15:29:14 C 12 44 05.65 -05 51 30.9 V T08
2021-11-24 15:08:00 C 12 45 15.93 -07 47 20.3 V T05
2021-11-24 15:13:58 C 12 45 16.08 -07 47 34.8 V T05
2021-11-24 15:28:30 C 12 45 16.46 -07 48 10.0 V T05
2021-11-24 15:44:58 C 12 45 16.88 -07 48 49.9 V T05
2021-12-04 19:33:55 S 12 54 26.741 -17 14 29.15 V C57
2021-12-04 19:33:55 s 1 +175647.81 2 +125935.06 580.0 C57
2021-12-04 19:43:55 S 12 54 27.727 -17 14 50.39 V C57
2021-12-04 19:43:55 s 1 +175713.94 5 +126747.41 2690.0 C57
2021-12-04 19:53:55 S 12 54 28.188 -17 15 12.92 V C57
2021-12-04 19:53:55 s 1 +175777.91 0 +127558.20 6530.0 C57
2021-12-04 20:03:55 S 12 54 28.502 -17 15 36.90 V C57
2021-12-04 20:03:55 s 1 +175839.72 0 +128367.44 2150.0 C57
2021-12-04 20:13:55 S 12 54 29.033 -17 15 59.36 V C57
2021-12-04 20:13:55 s 1 +175899.39 0 +129175.13 9610.0 C57
2021-12-04 20:23:55 S 12 54 29.707 -17 16 18.05 V C57
2021-12-04 20:23:55 s 1 +175956.93 1 +129981.26 8960.0 C57
2021-12-04 20:33:55 S 12 54 30.252 -17 16 41.34 V C57
2021-12-04 20:33:55 s 1 +176012.35 9 +130785.85 250.0 C57
2021-12-04 20:43:55 S 12 54 30.876 -17 17 02.72 V C57
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2020-07-08 12:05:00 162807203.15 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)