IAA RAS IAA Minor Planet Database

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
2021-06-13 17:44:01 s 1 +156264.80 7 +283541.39 8920.0 – C57
2021-06-13 17:54:01 S 11 40 54.290 -74 51 44.14 – V C57
2021-06-13 17:54:01 s 1 +156026.76 8 +284041.18 7110.0 – C57
2021-06-13 18:04:02 S 11 40 55.699 -74 51 26.82 – V C57
2021-06-13 18:04:02 s 1 +155788.07 8 +284539.78 3810.0 – C57
2021-06-13 18:14:01 S 11 40 56.820 -74 51 11.02 – V C57
2021-06-13 18:14:01 s 1 +155548.73 9 +285037.21 9010.0 – C57
2021-06-13 18:24:02 S 11 40 57.898 -74 50 54.13 – V C57
2021-06-13 18:24:02 s 1 +155308.75 5 +285533.47 2730.0 – C57
2021-06-13 18:34:01 S 11 40 58.992 -74 50 37.57 – V C57
2021-06-13 18:34:01 s 1 +155068.12 9 +286028.55 4970.0 – C57
2021-06-13 18:44:02 S 11 41 00.305 -74 50 20.80 – V C57
2021-06-13 18:44:02 s 1 +154826.86 2 +286522.45 5740.0 – C57
2021-06-13 18:54:01 S 11 41 01.118 -74 50 03.16 – V C57
2021-06-13 18:54:01 s 1 +154584.95 8 +287015.18 5040.0 – C57
2021-06-13 19:04:02 S 11 41 02.249 -74 49 46.24 – V C57
2021-06-13 19:04:02 s 1 +154342.42 0 +287506.74 2880.0 – C57
2021-06-13 19:14:01 S 11 41 03.434 -74 49 30.50 – V C57
2021-06-13 19:14:01 s 1 +154099.25 1 +287997.13 9280.0 – C57
2021-06-13 19:24:01 S 11 41 04.634 -74 49 13.40 – V C57
2021-06-13 19:24:01 s 1 +153855.45 2 +288486.35 4230.0 – C57
2021-06-13 19:34:02 S 11 41 05.465 -74 48 56.74 – V C57
2021-06-13 19:34:02 s 1 +153611.02 8 +288974.41 7750.0 – C57
2021-06-13 19:44:01 S 11 41 06.614 -74 48 38.95 – V C57
2021-06-13 19:44:01 s 1 +153365.98 0 +289461.29 9840.0 – C57
2021-06-13 19:54:02 S 11 41 07.807 -74 48 23.40 – V C57
2021-06-13 19:54:02 s 1 +153120.31 2 +289947.02 500.0 – C57
2021-06-13 20:04:01 S 11 41 08.582 -74 48 05.65 – V C57
2021-06-13 20:04:01 s 1 +152874.02 6 +290431.58 9750.0 – C57
2021-06-13 20:14:02 S 11 41 09.374 -74 47 48.05 – V C57
2021-06-13 20:14:02 s 1 +152627.12 5 +290914.97 7590.0 – C57
2021-06-13 20:24:01 S 11 41 11.436 -74 47 31.16 – V C57
2021-06-13 20:24:01 s 1 +152379.61 1 +291397.21 4030.0 – C57
2021-06-13 20:34:02 S 11 41 12.257 -74 47 15.83 – V C57
2021-06-13 20:34:02 s 1 +152131.48 8 +291878.28 9070.0 – C57
2021-06-13 20:44:01 S 11 41 13.634 -74 46 58.69 – V C57
2021-06-13 20:44:01 s 1 +151882.75 8 +292358.20 2720.0 – C57
2021-06-13 20:54:01 S 11 41 14.225 -74 46 41.09 – V C57
2021-06-13 20:54:01 s 1 +151633.42 3 +292836.96 4990.0 – C57
2021-06-13 21:04:02 S 11 41 14.851 -74 46 26.11 – V C57
2021-06-13 21:04:02 s 1 +151383.48 6 +293314.57 5890.0 – C57
2021-06-13 21:14:01 S 11 41 16.387 -74 46 07.39 – V C57
2021-06-13 21:14:01 s 1 +151132.95 0 +293791.01 5420.0 – C57
2021-06-13 21:24:02 S 11 41 18.034 -74 45 51.80 – V C57
2021-06-13 21:24:02 s 1 +150881.81 8 +294266.31 3580.0 – C57
2021-06-13 21:34:01 S 11 41 19.164 -74 45 34.20 – V C57
2021-06-13 21:34:01 s 1 +150630.09 1 +294740.45 390.0 – C57
2021-06-13 21:44:02 S 11 41 20.316 -74 45 16.52 – V C57
2021-06-13 21:44:02 s 1 +150377.77 3 +295213.44 5860.0 – C57
2021-06-13 21:54:01 S 11 41 20.969 -74 45 00.36 – 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)