Collaborative Occultation Resources and Archive (CORA)

Occultations | Observations | Reports | Info + Credits | JOA | Admin | Login

Stellar Occultation by (18691) 1998 HE1 on 2024-12-20 (19:58:11 UT)

Stellar Occultation by (18691) 1998 HE1 on 2024-12-20 (19:58:11 UT)https://astro.kretlow.de/cora/occultations/5bab2dc0-c35b-11ef-5276-b082ba75a55f

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] : 5bab2dc0-c35b-11ef-5276-b082ba75a55f [observed]

 Occultation Date + Time   : 2024-12-20 at 19:58:11 UT +/- 0.0 min  [1]
 Object Designation        : (18691) 1998 HE1
 Star Designation          : GDR3 0890205781110942720
 Star Coordinates (ICRF)   : RA = 07 16 46.6415, DE = +32 38 25.037  [2]
 Star Magnitudes           : G = 12.2 mag, RP = 12.23 mag, BP = 12.19 mag
 Object Magnitude          : V = 18.86 mag
 Estimated Magnitude Drop  : 6.7 mag
 Estimated Max. Duration   : 0.5 sec
 Object Mean Diameter      : 6.9 km  (src: astorb)
 Orbital Class             : MBA
 Speed of the shadow       : 14.5 km/s
 Elongation to Moon & Sun  : 50° (sunlit = 70%), Sun = 160°
 Cross-track uncertainty   : 0.4 mas = 0 km = 0.11 path-width (1-sig)
 RUWE and duplicate source : 1.06 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#52

 
 [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 (18691) 1998 HE1 on 2024-12-20
Star = 12.2 G, Drop = 6.65 mag, Dur = 0.48 sec
RA = 07 16 46.6415, DE = +32 38 25.037 (t0)
+−
↦km
Unavailable
2000 km
CORA | LeaFlet| | OSM | Stamen



Aladin Sky Atlas
07 16 46.642 +32 38 25.04
FoV: 29.96'
+–
×
×
Go to:
Aladin Lite direct link (has Gaia overlay)