#IOTA-ES ASTEROIDAL OCCULTATION - REPORT FORM 2.04
#Event
#Occultation: POSITIVE
#DATE: 5 November 2025 
#PREDICTTIME: 05 Nov; 04:44:41 UT
#STAR: Unknown J074206.70+113524.6  
#ASTEROID: 2002 TC253                 
#Nr: 78735
#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: 04:43:45.0
#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: D04:44:39.175
#Acc_D:0.010
#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: R04:44:39.375
#Acc_R:0.010
#EndObs: 04:45:45.0
#Duration: 0.200
#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+CAM 430  #96
#Signal/Noise: 14.4
#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: Probable step event
#
#EXTRA_FIELDS
#Feed: Community Tags
#MpcObsCode: 143
#Prediction:
#ProbabilityPercent:
#PredictedDurationSec:
#DistanceCentralLineKm: 1 km
#PathWidthKm: 5 km
#StarAltDeg:  55°
#StarAzDeg: @194°
#StarConstellation: Canis Minor
#AsteroidMag:
#AsteroidDiameterKm:
#CombinedMag: 11.7
#DeltaMag:
#MoonAltitude: 13°
#TelescopeType: Newtonian
#MountModel: german
#MountMotorDrive: yes
#StartObsAccSec: 
#EndObsAccSec: 
#FieldOfView: 
#CameraGainDb: 
#CameraBinning: 2x2
#CameraWidthHeight: 816 x 620
#CameraRecordingFormat: ADV
#ImageSensor: 
#TimeSource: 
#TimeInserter: 
#FrameGrabber: 
#RecordingSoftware:  DVTI Cam Control, Version 5.8.1-51
#LightcurveExtractionSoftware: Tangra v3.8.0
#LightcurveAnalysisSoftware: AOTA v4.2025.8.23
#
#ErrorInTime:  +/- 1 sec
#StarMagnitudeInV: 11.7
#StarMagnitudeInR: 11.7
#MaxDuration: 0.3 sec
#MagnitudeDrop: 7.9
#MagnitudeDropInR: 7.4
#EventRank: 57
#Probability: 33.3%
#ExtraComments:


