2025-04-19 / UCAC4 606-044644 / (76701) 2000 HQ87
# OBS Observer Occ Meth. Instr. CC
TSRC UT1 UT2 UT3 UT4 UT2E UT3E Dur. Chrd
1
show Daniel Blazewicz
O-
VID
M350
PL
GPS
19:57:11
19:58:19
UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
More 1 observation found in db: sodis
Available (probably) matching predictions (click on the link to switch):
Using prediction 79e25db0-ddb6-11f0-547e-aad4bffc278e for map and profile fit
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Event Details
Occultation UUID [and DB] : 79e25db0-ddb6-11f0-547e-aad4bffc278e [observed]
Occultation Date + Time : 2025-04-19 at 19:57:52 UT +/- 0.01 min [1]
Object Designation : (76701) 2000 HQ87
Orbit Class : MBA
Star Designation : GDR3 0711701438434121472
Star Coordinates (ICRF) : RA = 09 00 13.2284, DE = +31 07 13.962 [2]
Star Magnitudes : G = 12.93 mag, RP = 12.34 mag, BP = 13.35 mag
Object Magnitude : V = 20.24 mag
Estimated Magnitude Drop : 7.3 mag
Estimated Max. Duration : 0.3 sec
Object Mean Diameter : 4.0 km (src: astorb)
Speed of the shadow : 11.7 km/s
Elongation to Moon & Sun : 156° (sunlit = 63%), Sun = 98°
Cross-track uncertainty : 0.7 mas = 1 km = 0.35 path-width (1-sig)
RUWE and duplicate source : 1.04 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#36
Note : FP:true
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
(If error 404: link not valid which means no data available)
