Envelope

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Ingenium, 2008.0229.004
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OBJECT TYPE: photographic plate
DATE: 1980
ARTIFACT NUMBER: 2008.0229.004

MANUFACTURER: Unknown
MODEL: A2645
LOCATION: Unknown

More Information

General Information

Serial #: A-675
Part Number: 4
Total Parts: 11
AKA: N/A
Patents: N/A
General Description: Paper

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length: 27.6 cm
Width: 27.4 cm
Height: N/A
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Photography
Category: Miscellaneous
Sub-Category: N/A

Manufacturer

AKA: Unknown
Country: Unknown
State/Province: Unknown
City: Unknown

Context

Country: Unknown
State/Province: Unknown
Period: Unknown
Canada: Unknown
Function: To protect and identify a photographic plate when not in use.
Technical: Unknown
Area Notes: Unknown

Details

Markings: Black printing and handwriting on envelope reads 'CANADA-FRANCE-HAWAII 3.6m TELESCOPE/ P.F> CAMERA/ PLATE # A-675/ DATE OCT. 9-10/ OBSERVER HARDY/ OBJECT: A2645/ POSITION: R.A. 23h 40m 23s DEC. -09° 08’ 48” EPOCH 1980/ EXPOSURE: U.T. (start) 9h 08m 00s U.T (end) 11h 38m 00s/ LENGTH 2h 30m 00s H.A. (end) 2h 52m 00s/ CAMERA: FOCUS__ P.A.__ TEMP.__/ CORRECTOR W.F./ FILTER GG385 FOCUS CORR.__/ GUIDE STAR__ Y__/ EMULSION: TYPE IIIa-J BATCH 1D9/ HYPER 21 ½ HRS. 65° 2% Hz DATE OCT 8/ CALIBRATION: FILTER__ DIAPHRAGM 21mm/ PROCESSING: DEV. 5 min STOP 30 sec FIX 10 min/ RINSE 30 sec WASH 10 min DRY FREE AIR/ SKY: SEEING 2”-1” TRANS. CLEAR MOON PHASE NEW/ REMARKS: Very good plate, seeing is good 1-1.5"'
Missing: Complete
Finish: White
Decoration: N/A

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If you choose to share our information about this collection object, please cite:

Unknown Manufacturer, Envelope, circa 1980, Artifact no. 2008.0229, Ingenium – Canada’s Museums of Science and Innovation, http://collections.ingeniumcanada.org/en/id/2008.0229.004/

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