UT1/UT4: Begin/End of observation | UT2/UT3: Begin/End of occultation | Dur: Reported duration in seconds | Chrd: Corresponding chord length in km |
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1 observation found in db: euraster
Available (probably) matching predictions (click on the link to switch):
Occultation UUID [and DB] : 2064be45-e16f-4c5b-8c07-983833113514 [observed]
Occultation Date + Time : 2022-09-08 at 02:30:51 UT +/- 0.01 min [1]
Object Designation : (17839) 1998 HN95
Orbit Class : MBA
Star Designation : GDR3 3354104132278346880
Star Coordinates (ICRF) : RA = 06 53 02.4988, DE = +13 55 33.705 [2]
Star Magnitudes : G = 11.89 mag, RP = 11.86 mag, BP = 11.9 mag
Object Magnitude : V = 18.48 mag
Estimated Magnitude Drop : 6.6 mag
Estimated Max. Duration : 0.3 sec
Object Mean Diameter : 10 km (src: astorb)
Speed of the shadow : 30.3 km/s
Elongation to Moon & Sun : 146° (sunlit = 93%), Sun = 63°
Cross-track uncertainty : 2.0 mas = 4 km = 0.47 path-width (1-sig)
RUWE and duplicate source : 1.06 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#47
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0