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Stellar Occultation by (4573) Piestany on 2025-01-31 (21:34:57 UT)

Stellar Occultation by (4573) Piestany on 2025-01-31 (21:34:57 UT)https://astro.kretlow.de/cora/occultations/5149a1a0-89e9-11ef-78cd-dafd66977749

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] : 5149a1a0-89e9-11ef-78cd-dafd66977749 [asteroids]

 Occultation Date + Time   : 2025-01-31 at 21:34:57 UT +/- 0.0 min  [1]
 Object Designation        : (4573) Piestany
 Star Designation          : GDR3 0657296026841209984
 Star Coordinates (ICRF)   : RA = 08 14 04.1019, DE = +18 16 49.064  [2]
 Star Magnitudes           : G = 13.29 mag, RP = 12.71 mag, BP = 13.7 mag
 Object Magnitude          : V = 16.12 mag
 Estimated Magnitude Drop  : 2.9 mag
 Estimated Max. Duration   : 1.9 sec
 Object Mean Diameter      : 24.5 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 12.9 km/s
 Elongation to Moon & Sun  : 138° (sunlit = 7%), Sun = 169°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.04 path-width (1-sig)
 RUWE and duplicate source : 0.94 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#58

 
 [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 (4573) Piestany on 2025-01-31
Star = 13.29 G, Drop = 2.91 mag, Dur = 1.9 sec
RA = 08 14 04.1019, DE = +18 16 49.064 (t0)
+−
↦km
Unavailable
100 km
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Aladin Sky Atlas
08 14 4.102 +18 16 49.06
FoV: 29.96'
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