Stellar Occultation by (1817) Katanga on 2023-07-09 (21:43:24 UT)
| Event Details |
Occultation UUID [and db] : c6a916a0-ddb3-11f0-547e-474a7e7f95fd [observed]
Occultation Date + Time : 2023-07-09 at 21:43:24 UT +/- 0.0 min [1]
Object Designation : (1817) Katanga
Star Designation : GDR3 4112283713926493184
Star Coordinates (ICRF) : RA = 17 01 54.5937, DE = -25 30 00.302 [2]
Star Magnitudes : G = 14.71 mag, RP = 14.07 mag, BP = 15.14 mag
Object Magnitude : V = 13.77 mag
Estimated Magnitude Drop : 0.4 mag
Estimated Max. Duration : 1.5 sec
Speed of the shadow : 10.5 km/s
Object Mean Diameter : 15.9 km (src: astorb) => apparent = 21 mas
Apparent Motion : 0.8233 arcs/min @ PA = 215 deg
Horizontal Parallax : 8.2960 arcs
Dynamical Class : MBA
Elongation to Moon & Sun : 118° (sunlit = 52%), Sun = 149°
Cross-track uncertainty : 1.0 mas = 0 km = 0.05 path-width (1-sig)
RUWE and duplicate source : 0.93 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#72
Note : FP:true
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
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(If error 404: link not valid which means no data available)
Computing the ground track on Earth failed !
| Aladin Lite direct link (has Gaia overlay) |
| Occultation Ground Track |
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Time[UT] | Lat----CENTR----Lon | Alt Azm Sun | Lat----EDGE1----Lon | Lat----EDGE2----Lon
hh:mm:ss | +DD.dddd +DDD.dddd | deg deg deg | +DD.dddd +DDD.dddd | +DD.dddd +DDD.dddd
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Longitude measured positiv to the East. Azimuth (Azm) measured from North to East. |