#IOTA-ES ASTEROIDAL OCCULTATION - REPORT FORM 2.03 - DVTI+CAM TEMPLATE 1.6 #Event #Occultation: POSITIVE #DATE: 17 Mar 2025, 22:54:31 #PREDICTTIME: 17 Mar 2025, 22:54:31 #STAR: UCAC4 473-047554 #ASTEROID: Rendtel #Nr: 20518 #OBSERVER #Observer1: Andreas Schweizer #Observer2: #moreObs: #E-mail: aschweiz@mac.com #Address: Strumbergaecherstr. 3A, CH-8907 Wettswil #OBSERVING_STATION #NearestCity: Zurich #Countrycode: CH #Coordinates LAT +/-DD MM SS.S LON +/-DDD MM SS.S #Latitude: +47 20 30.600 #Longitude: +008 28 22.300 #Altitude: 580 #Datum _blank=WGS84 N=NAD1927 E=ED1950 T=Tokyo G=GB1936 *=unspecified, or other #Datum: #Teleskop _=unstated 1=Refractor 2=Newtonian 3=SCT 4=Dobsonian 5=Binoculars 6=Other 7=None 8=eVscope #Telescope: 2 #Aperture in cm #Aperture: 25.0 #FocalLength in cm #FocalLength: 100.0 #ObservingMethod _=unspecified a=Analogue & digital video b=Digital SLR-camera video c=Photometer d=Sequential images e=Drift scan f=Visual g=Other #ObservingMethod: a #Observation #StartObs: 22:53:31.166 #D D=Main Star d=second Star G=satellite main star g=satellite 2nd star N=ring M=non detection +time hh:mm:ss.s #D: D22:54:30.820 #Acc_D: 0.015 #R R=Main Star r=second Star B=satellite main star b=satellite 2nd star N=ring M=non detection +time hh:mm:ss.s #R: R22:54:31.590 #Acc_R: 0.015 #EndObs: 22:55:31.174 #Duration: 0.770 #Exp_Time: 0.040 #Timesource _=unspecified a=GPS b=NTP c=Telephone (fixed or mobile) d=Radio time signal e=Internal clock of recorder f=Stopwatch g=Other #Timesource: a #Camera: DVTI+CAM 430, serial #109 #Signal/Noise: 5.7 #Weatherconditions #Wind: #Temperature: #Transparency 1=Clear 2=Fog 3=Thin cloud <2 [mag loss <2 mag.] 4=Thick cloud >2 [mag loss >2 mag. 5=Broken opaque cloud [that is, observed thru gaps in the cloud] 6=Star faint 7=By averted vision #Transparency: 1 #Stability _=unstated 1=Steady 2=Slight flickering 3=Strong flickering #Stability: 1 #Comments: # #EXTRA_FIELDS #Feed: ITALOccult Events #MpcObsCode: - #Prediction: yes #ProbabilityPercent: 91.0 #PredictedDurationSec: 0.5 #DistanceCentralLineKm: 0.3 #PathWidthKm: #StarMag: 12.4 #StarAltDeg: 46 #StarAzDeg: 164 #StarConstellation: Virgo #AsteroidMag: 18.3 #AsteroidDiameterKm: 7.0 #CombinedMag: 12.4 #DeltaMag: 5.9 #Moon: 88 percent lit, distance 42 deg #TelescopeType: Newtonian #MountModel: #MountMotorDrive: #StartObsAccSec: 0.001 #EndObsAccSec: 0.001 #FieldOfView: #CameraGainDb: +30 dB D #CameraBinning: 2x2 #CameraWidthHeight: 816x620 #CameraRecordingFormat: ADV 16-bit #ImageSensor: Sony IMX430LLJ-C (9.2mm 1624x1240 4.5um CIS) #TimeSource: Max M8C GNSS module in the camera #TimeInserter: - #FrameGrabber: - #RecordingSoftware: DVTI Cam Control v5.9.0-67 #LightcurveExtractionSoftware: #LightcurveAnalysisSoftware: #ErrorInTime: +/- 0.357 s #StarMagnitudeInV: #StarMagnitudeInR: #MaxDuration: 0.5 s #MagnitudeDrop: 5.9 #MagnitudeDropInR: #EventRank: #Probability: 91.0