#IOTA-ES ASTEROIDAL OCCULTATION - REPORT FORM 2.03
#Event
#Occultation: NEGATIVE
#DATE: 19 March 2025 
#PREDICTTIME: 19 Mar; 22:35:01 UT
#STAR: TYC 1941-00294-1  
#ASTEROID: 2009 SU355                 
#Nr: 633476
#OBSERVER
#Observer1: Stefano Sposetti
#Observer2:
#moreObs:
#E-mail: ***
#Address: ***
#OBSERVING_STATION
#NearestCity: Gnosca
#Countrycode: CH
#Coordinates LAT +/-DD MM SS.S  LON +/-DDD MM SS.S 
#Latitude:  +46 13 ***
#Longitude: +009 01 ***
#Altitude: ***
#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: 42 
#FocalLength in cm
#FocalLength: 164 
#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: 22:33:00.0
#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: M
#Acc_D:
#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: M
#Acc_R:
#EndObs: 22:37:00.0
#Duration:
#Exp_Time: 0.020
#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
#Signal/Noise:
#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: IBEROC Events
#MpcObsCode:
#Prediction:
#ProbabilityPercent:
#PredictedDurationSec:
#DistanceCentralLineKm: 15 km
#PathWidthKm: 4 km
#StarMag:
#StarAltDeg: 53°
#StarAzDeg: @248°
#StarConstellation: Cancer
#AsteroidMag:
#AsteroidDiameterKm:
#CombinedMag: 11.7
#DeltaMag:
#MoonAltitude: -8°
#TelescopeType: 
#MountModel: 
#MountMotorDrive: yes
#StartObsAccSec: 
#EndObsAccSec: 
#FieldOfView:
#CameraGainDb: 
#CameraBinning: 
#CameraWidthHeight: 
#CameraRecordingFormat: 
#ImageSensor: 
#TimeSource: 
#TimeInserter: 
#FrameGrabber: 
#RecordingSoftware: 
#LightcurveExtractionSoftware: 
#LightcurveAnalysisSoftware:
#
#ErrorInTime:  +/- 36 sec
#StarMagnitudeInV: 11.7
#StarMagnitudeInR: 11.8
#MaxDuration: 1 sec
#MagnitudeDrop: 10.5
#MagnitudeDropInR: 10.0
#EventRank: 2
#Probability: 1.0%