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Stellar Occultation by (4902) Thessandrus on 2025-02-20 (18:35:31 UT)

Stellar Occultation by (4902) Thessandrus on 2025-02-20 (18:35:31 UT)https://astro.kretlow.de/cora/occultations/7977c790-8a04-11ef-78cd-11865bd9b47e

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] : 7977c790-8a04-11ef-78cd-11865bd9b47e [asteroids]

 Occultation Date + Time   : 2025-02-20 at 18:35:31 UT +/- 0.04 min  [1]
 Object Designation        : (4902) Thessandrus
 Star Designation          : GDR3 0591759911143640576
 Star Coordinates (ICRF)   : RA = 09 10 20.3325, DE = +10 19 31.849  [2]
 Star Magnitudes           : G = 14.56 mag, RP = 14.09 mag, BP = 14.87 mag
 Object Magnitude          : V = 16.77 mag
 Estimated Magnitude Drop  : 2.3 mag
 Estimated Max. Duration   : 2.3 sec
 Object Mean Diameter      : 36.4 km  (src: astorb)
 Orbital Class             : JTRO
 Speed of the shadow       : 16.1 km/s
 Elongation to Moon & Sun  : 105° (sunlit = 50%), Sun = 164°
 Cross-track uncertainty   : 2.0 mas = 5 km = 0.16 path-width (1-sig)
 RUWE and duplicate source : 0.98 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#65

 
 [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 (4902) Thessandrus on 2025-02-20
Star = 14.56 G, Drop = 2.34 mag, Dur = 2.26 sec
RA = 09 10 20.3325, DE = +10 19 31.849 (t0)
+−
↦km
Unavailable
100 km
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