#IOTA-ES ASTEROIDAL OCCULTATION - REPORT FORM 2.01 #Event #Occultation: POSITIVE #DATE: 18 January 2023 #PREDICTTIME: 18 Jan; 18:53:50 UT #STAR: TYC 1335_00660_1 #ASTEROID: 1999 XM115 #Nr: 43152 #OBSERVER #Observer1: Stefano Sposetti #Observer2: #moreObs: #E-mail: stefanosposetti@ticino.com #Address: CH-6525 Gnosca #OBSERVING_STATION #NearestCity: Gnosca #Countrycode: CH #Coordinates #Latitude: +46 13 53.2 #Longitude: +09 01 26.5 #Altitude: 260 #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: 42 #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: 18:52:00.0 #D D=Main Star d=second Star G=satellite main star g=satellite 2nd star N=ring C=Not Seen M=non detection +time hh:mm:ss.s #D: D18:53:55.192 #Acc_D: 0.010 #R R=Main Star r=second Star B=satellite main star b=satellite 2nd star N=ring C=Not Seen M=non detection +time hh:mm:ss.s #R: R18:53:55.807 #Acc_R: 0.008 #EndObs: 18:56:00.0 #Duration: 0.615 #Exp_Time: 0.010 #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: QHY174M-GPS #Signal/Noise: 8.8 #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: 143 #Prediction: #ProbabilityPercent: #PredictedDurationSec: #DistanceCentralLineKm: 22 km #PathWidthKm: 21 km #StarAltDeg: 39° #StarAzDeg: @104° #StarConstellation: Gemini #AsteroidMag: #AsteroidDiameterKm: #CombinedMag: 8.2 #DeltaMag: #MoonAltitude: -62° #TelescopeType: Newtonian #MountModel: german #MountMotorDrive: yes #StartObsAccSec: #EndObsAccSec: #FieldOfView: #CameraGainDb: #CameraBinning: 2x2 #CameraWidthHeight: 900x600 #CameraRecordingFormat: ADV #ImageSensor: #TimeSource: #TimeInserter: #FrameGrabber: #RecordingSoftware: SharpCapVersion=4.0.9478.0 #LightcurveExtractionSoftware: Tangra v3.7 #LightcurveAnalysisSoftware: AOTA v4.2022.11.10 # #ErrorInTime: +/- 4 sec #StarMagnitudeInV: 8.2 #StarMagnitudeInR: 7.9 #MaxDuration: 1 sec #MagnitudeDrop: 9.5 #MagnitudeDropInR: 9.3 #EventRank: 32 #Probability: 15.6% #ExtraComments: Because of high star brightness, I defocused the image. Some pixels were saturated. #ExtraComments: https://sposetti.ch/wp-content/uploads/2023/01/2023_01_18_43152_Gnosca.png