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
2021-05-28 14:34:02 s 1 +183346.36 7 +138619.95 6640.0 – C57
2021-05-28 14:44:02 S 11 26 08.702 -84 42 00.50 – V C57
2021-05-28 14:44:02 s 1 +183376.40 4 +139424.12 1940.0 – C57
2021-05-28 14:54:02 S 11 26 09.005 -84 41 46.79 – V C57
2021-05-28 14:54:02 s 1 +183404.39 1 +140226.75 2430.0 – C57
2021-05-28 15:04:02 S 11 26 08.410 -84 41 34.80 – V C57
2021-05-28 15:04:02 s 1 +183430.33 9 +141027.82 8140.0 – C57
2021-05-28 15:14:02 S 11 26 08.285 -84 41 21.80 – V C57
2021-05-28 15:14:02 s 1 +183454.26 2 +141827.36 9090.0 – C57
2021-05-28 15:24:02 S 11 26 08.556 -84 41 09.17 – V C57
2021-05-28 15:24:02 s 1 +183476.17 2 +142625.35 5310.0 – C57
2021-05-28 15:34:02 S 11 26 08.794 -84 40 55.88 – V C57
2021-05-28 15:34:02 s 1 +183496.08 2 +143421.79 6840.0 – C57
2021-05-28 15:44:02 S 11 26 08.527 -84 40 42.10 – V C57
2021-05-28 15:44:02 s 1 +183514.00 3 +144216.69 3710.0 – C57
2021-05-28 15:54:02 S 11 26 08.182 -84 40 29.89 – V C57
2021-05-28 15:54:02 s 1 +183529.94 9 +145010.06 5950.0 – C57
2021-05-28 16:04:02 S 11 26 07.870 -84 40 17.65 – V C57
2021-05-28 16:04:02 s 1 +183543.93 1 +145801.88 3580.0 – C57
2021-05-28 16:14:02 S 11 26 08.422 -84 40 04.37 – V C57
2021-05-28 16:14:02 s 1 +183555.96 0 +146592.17 6630.0 – C57
2021-05-28 16:24:02 S 11 26 08.676 -84 39 51.91 – V C57
2021-05-28 16:24:02 s 1 +183566.05 0 +147380.91 5140.0 – C57
2021-05-28 16:34:02 S 11 26 08.705 -84 39 37.76 – V C57
2021-05-28 16:34:02 s 1 +183574.21 1 +148168.13 9120.0 – C57
2021-05-28 16:44:02 S 11 26 08.558 -84 39 25.88 – V C57
2021-05-28 16:44:02 s 1 +183580.45 6 +148953.80 8620.0 – C57
2021-05-28 16:54:02 S 11 26 07.862 -84 39 12.17 – V C57
2021-05-28 16:54:02 s 1 +183584.79 6 +149737.95 3660.0 – C57
2021-05-28 17:14:02 S 11 26 07.262 -84 38 46.57 – V C57
2021-05-28 17:14:02 s 1 +183587.80 7 +151301.64 460.0 – C57
2021-05-28 17:24:02 S 11 26 08.076 -84 38 33.72 – V C57
2021-05-28 17:24:02 s 1 +183586.50 1 +152081.20 2280.0 – C57
2021-05-28 17:34:02 S 11 26 08.050 -84 38 21.73 – V C57
2021-05-28 17:34:02 s 1 +183583.33 5 +152859.22 9740.0 – C57
2021-05-28 17:44:02 S 11 26 07.831 -84 38 07.84 – V C57
2021-05-28 17:44:02 s 1 +183578.32 1 +153635.72 2890.0 – C57
2021-05-28 18:04:02 S 11 26 07.774 -84 37 42.96 – V C57
2021-05-28 18:04:02 s 1 +183562.79 2 +155184.14 6300.0 – C57
2021-05-28 18:14:02 S 11 26 07.327 -84 37 30.07 – V C57
2021-05-28 18:14:02 s 1 +183552.29 9 +155956.07 6630.0 – C57
2021-05-28 18:24:02 S 11 26 07.716 -84 37 16.79 – V C57
2021-05-28 18:24:02 s 1 +183540.00 1 +156726.48 2740.0 – C57
2021-05-28 18:34:02 S 11 26 07.610 -84 37 03.22 – V C57
2021-05-28 18:34:02 s 1 +183525.90 8 +157495.36 4650.0 – C57
2021-05-28 19:14:02 S 11 26 07.560 -84 36 13.25 – V C57
2021-05-28 19:14:02 s 1 +183451.81 0 +160555.75 890.0 – C57
2021-05-28 19:24:02 S 11 26 07.356 -84 35 58.67 – V C57
2021-05-28 19:24:02 s 1 +183428.90 4 +161317.06 2220.0 – C57
2021-05-28 19:34:02 S 11 26 07.056 -84 35 45.67 – 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)