Stellar Occultation by (1108) Demeter on 2020-05-21 (23:52:32 UT)
Event Details
Occultation UUID [and db] : bd56d5c1-961f-438f-b962-f777778e1fdd [observed]
Occultation Date + Time : 2020-05-21 at 23:52:32 UT +/- 0.01 min [1]
Object Designation : (1108) Demeter
Star Designation : GDR3 1756795555692327552
Star Coordinates (ICRF) : RA = 20 56 45.3234, DE = +10 54 14.089 [2]
Star Magnitudes : G = 12.52 mag, RP = 11.79 mag, BP = 13.12 mag
Object Magnitude : V = 15.36 mag
Estimated Magnitude Drop : 2.9 mag
Estimated Max. Duration : 1.2 sec
Object Mean Diameter : 26 km (src: astorb)
Orbital Class : MBA
Speed of the shadow : 21.2 km/s
Elongation to Moon & Sun : 94° (sunlit = 1%), Sun = 100°
Cross-track uncertainty : 2.7 mas = 2 km = 0.10 path-width (1-sig)
RUWE and duplicate source : 0.97 mas, dup.src = 1 (0:false, 1:true)
Ephemeris Reference : JPL#50
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
(If error 404: link not valid which means no data available)
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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23:50:36 +10.3369 -012.4425 +03 079 -56 +09.8211 -015.4354 +10.5838 -010.8325
23:50:37 +10.8303 -011.0446 +04 080 -56 +10.5650 -012.7496 +11.0010 -009.8261
23:50:39 +11.2529 -010.0122 +06 080 -56 +11.0743 -011.2713 +11.3859 -008.9867
23:50:40 +11.6402 -009.1612 +06 080 -56 +11.5022 -010.2124 +11.7497 -008.2559
23:50:41 +12.0054 -008.4242 +07 080 -56 +11.8923 -009.3485 +12.0984 -007.6029
23:50:43 +12.3551 -007.7679 +08 080 -56 +12.2592 -008.6044 +12.4357 -007.0093
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23:54:27 +54.5833 -025.0642 +03 075 -12 +54.6068 -025.4662 +55.0219 -022.2778
Longitude measured positiv to the East. Azimuth (Azm) measured from North to East.