Envelope
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Copyright Ingenium / CC BY-NC-ND (Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)
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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
CITE THIS OBJECT
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://collection.ingeniumcanada.org/en/id/2008.0229.004/
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