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                 ASTERIODAL OCCULTATION - REPORT FORM

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           	           EAON & IOTA-ES

               EUROPEAN ASTEROIDAL OCCULTATION NETWORK

    INTERNATIONAL OCCULTATION TIMING ASSOCIATION EUROPEAN SECTION

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1.DATE: 2005/05/22
  STAR: HIP 83097
  ASTEROID: (7) Iris

2.OBSERVER:
  	Name: Gerhard Dangl
	Phone: ++43-(0)2842-53908
	Address: AUSTRIA, A-3830, Nonndorf 12
	E-mail: gerhard@dangl.at

3.OBSERVING STATION:
	Nearest city: Waidhofen/Thaya
	Latitude: N 48 47 13.4 (WGS84)
	Longitude: E 15 14 08.3 (WGS84)
	Altitude: 544m
	Single/Multiple: Single

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4.TIMING OF EVENTS:
	Occultation recorded: NEGATIVE
	Type of event:
	"S"tart observation; "I"nterrupt-"s"tart; "D"isappearance;
	"B"link; "F"lash; "E"nd observation; "I"nterrupt-"e"nd;
	"R"eappearance; "O"ther (specify)
	
	Personal Equation Substracted:
	Event Time (UT)		P.E. Accuracy + Comments
	code: HH:MM:SS		.ss  S.ss
	

	S: 22:02:59.542
	
	E: 22:13:07.768
	
	
5.TELESCOPE:
	Type: Newton
	Aperture: 254 mm
	Magnification: 240x
	Mount: Equatorial
	Motor drive: Yes

6.TIMING & RECORDING:
	Timekeeping: GPS one Pulse Per Second + Software "KIWI" from Geoff Hitchcox
	Mode of recording: Manually, SW "KIWI" records pressed button with timestamp
	Device of recording: Visual

7.OBSERVING CONDITIONS:
	Atmospheric transparency: fair
	Wind: No
	Star image stability: good
        Minor planet visible: Yes
	Temperature: 284 Kelvin (+11 deg Celsius)
	
8.ADDITIONAL COMMENTS:
	Visual limit due to nearby full moon and low horizon about +11.5mag

        GPS timekeeping-system-description
        www.dangl.at/ausruest/ausrt06e.htm

        Software "KIWI" from Geoff Hitchcox
        www.geocities.com/kiwi_36_nz/kiwi/kiwi.htm

        Gerhard Dangl
        gerhard@dangl.at
        www.dangl.at/
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