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Stellar Occultation by (135) Hertha on 2025-01-29 (01:46:27 UT)

Stellar Occultation by (135) Hertha on 2025-01-29 (01:46:27 UT)https://astro.kretlow.de/cora/occultations/17022640-8541-11ef-78cd-b0959ffe9e06

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] : 17022640-8541-11ef-78cd-b0959ffe9e06 [asteroids]

 Occultation Date + Time   : 2025-01-29 at 01:46:27 UT +/- 0.0 min  [1]
 Object Designation        : (135) Hertha
 Star Designation          : GDR3 0631892665377490688
 Star Coordinates (ICRF)   : RA = 09 20 15.5312, DE = +17 19 09.162  [2]
 Star Magnitudes           : G = 13.51 mag, RP = 13.08 mag, BP = 13.77 mag
 Object Magnitude          : V = 12.41 mag
 Estimated Magnitude Drop  : 0.3 mag
 Estimated Max. Duration   : 5.5 sec
 Object Mean Diameter      : 79.2 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 14.5 km/s
 Elongation to Moon & Sun  : 166° (sunlit = 0%), Sun = 172°
 Cross-track uncertainty   : 1.3 mas = 1 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 1.15 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#134

 
 [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 (135) Hertha on 2025-01-29
Star = 13.51 G, Drop = 0.34 mag, Dur = 5.48 sec
RA = 09 20 15.5312, DE = +17 19 09.162 (t0)
+−
↦km
Unavailable
100 km
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Aladin Sky Atlas
09 20 15.531 +17 19 9.16
FoV: 29.96'
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