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Stellar Occultation by (1845) Helewalda on 2023-11-08 (20:42:24 UT)

Stellar Occultation by (1845) Helewalda on 2023-11-08 (20:42:24 UT)https://astro.kretlow.de/cora/occultations/ca042e79-36ca-45a6-8459-d6863368c4f1

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] : ca042e79-36ca-45a6-8459-d6863368c4f1 [observed]

 Occultation Date + Time   : 2023-11-08 at 20:42:24 UT +/- 0.03 min  [1]
 Object Designation        : (1845) Helewalda
 Star Designation          : GDR3 2481632382802424448
 Star Coordinates (ICRF)   : RA = 01 21 33.3711, DE = -06 21 03.527  [2]
 Star Magnitudes           : G = 13.96 mag, RP = 13.29 mag, BP = 14.49 mag
 Object Magnitude          : V = 15.86 mag
 Estimated Magnitude Drop  : 2.1 mag
 Estimated Max. Duration   : 2.1 sec
 Object Mean Diameter      : 18.7 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 9.1 km/s
 Elongation to Moon & Sun  : 156° (sunlit = 19%), Sun = 147°
 Cross-track uncertainty   : 3.2 mas = 4 km = 0.25 path-width (1-sig)
 RUWE and duplicate source : 7.98 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 (1845) Helewalda on 2023-11-08
Star = 13.96 G, Drop = 2.08 mag, Dur = 2.06 sec
RA = 01 21 33.3711, DE = -06 21 03.527 (t0)
Unavailable
100 km



Aladin Sky Atlas
01 21 33.371 -06 21 3.53
FoV: 29.96'
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