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Stellar Occultation by (854) Frostia on 2025-03-04 (22:51:24 UT)

Stellar Occultation by (854) Frostia on 2025-03-04 (22:51:24 UT)https://astro.kretlow.de/cora/occultations/194409d0-865b-11ef-78cd-5f98fde687f1

CTU: Cross-track uncertainty (zero means: use the nominal prediction value, see event details below). Offsets and CTU all in mas.


Event Details
 Occultation UUID [and db] : 194409d0-865b-11ef-78cd-5f98fde687f1 [asteroids]

 Occultation Date + Time   : 2025-03-04 at 22:51:24 UT +/- 0.0 min  [1]
 Object Designation        : (854) Frostia
 Star Designation          : GDR3 3853521696799976448
 Star Coordinates (ICRF)   : RA = 09 49 31.7130, DE = +06 53 56.328  [2]
 Star Magnitudes           : G = 13.89 mag, RP = 13.37 mag, BP = 14.25 mag
 Object Magnitude          : V = 15.54 mag
 Estimated Magnitude Drop  : 1.9 mag
 Estimated Max. Duration   : 1.1 sec
 Object Mean Diameter      : 13.3 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 11.7 km/s
 Elongation to Moon & Sun  : 96° (sunlit = 31%), Sun = 162°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.03 path-width (1-sig)
 RUWE and duplicate source : 0.91 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#102

 
 [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0


More Data and Informations
SiMDA | 3D Asteroid Catalogue | Johnston Archive | Star at CDS (Vizier) | JPL Small-Body Node | Minor Planet Center | Wikipedia
(If error 404: link not valid which means no data available)


Interactive map
Occ by (854) Frostia on 2025-03-04
Star = 13.89 G, Drop = 1.87 mag, Dur = 1.14 sec
RA = 09 49 31.7130, DE = +06 53 56.328 (t0)
+−
↦km
Unavailable
100 km
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Aladin Sky Atlas
09 49 31.713 +06 53 56.33
FoV: 29.96'
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