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Blank Fields

Table of 38 blank fields for sky flats

Click on names to view the 30'x30' fields

Key: faint st.= star/s of mag ~11 or fainter, st. = star/s of mag ~10 or brighter, gal. = galaxy, obj. = diffuse objects. Distances are in minutes of arc from field centre. R and B magnitudes may not refer to the same star.
Field Name
Coordinates (J2000)
Max R and B magnitude within
5' 10' 15'
Comments
Refined coordinates*
Field Name Coordinates (J2000) Max magnitudes (within the WFC FoV)
MAblank1 01 00 00 +00 07 00
13.2 14.1
11.4 12.3
11.4 12.3
group of obj. at 2', faint st. at 7',10' MAblank1_wfc 01 09 20 +00 05 07 B,V=10.0, r'=10.9
CAblank1 01 47 36 +02 20 03
13.1 13.6
11.3 12.2
10.4 11.6
faint st. at 10',15' CAblank1_wfc 01 50 42 +01 46 42 BT=11.5,VT=10.6, r'=10.3
MAblank2 02 15 00 -10 00 00
13.3 14.4
11.4 13.2
11.0 12.3
very blank, gal. at 10' MAblank2_wfc 02 16 52 -10 27 17 B=10.6, r'=9.6
AAOblank1 02 50 04 -19 33 49
15.4 15.8
8.6 9.7
8.6 9.7
bright st. pair at 6', st. at 13',15'    
wfcblank3 02 58 00 -00 06 00
11.3 12.3
11.3 12.3
10.2 11.5
faint st. 1.5', st. at 12',15'    
MAblank3 04 10 00 +03 50 00
10.7 11.8
10.7 11.8
10.7 11.8
faint st at ~3'    
BLANK1 04 29 45 +54 15 36
16.6 18.4
11.7 12.6
11.5 12.6
centered on circular dark cloud 12' diameter    
MAblank4 05 54 48 +02 35 00
12.1 14.1
11.6 12.4
11.6 12.4
faint st. at 6',8',14'    
MAblank5 05 56 00 +04 09 00
10.9 12.5
10.9 12.5
10.8 10.8
very blank, st. at 12',16'    
MAblank6 07 07 00 +01 20 00
11.3 11.7
10.4 11.2
9.3 10.4
faint st. at 12'    
wfsblank2 08 01 00 +50 00 00
10.5 12.3
10.4 11.5
10.4 11.5
faint st. at 3', 8', 10'    
AAOblank2 09 12 00 -07 50 47
13.0 13.7
11.7 12.5
9.5 10.2
faint st. at 6', st. at 13'    
CAblank2 09 13 49 +46 13 58
14.8 16.0
12.4 14.1
10.5 12.0
very blank, faint st. at 13'    
AAOblank3 10 06 59 -02 33 40
12.5 14.2
11.3 13.2
8.4 9.0
faint gal. at 4', st. at 10'-15'    
MAblank7 10 35 00 +03 02 00
9.9 11.2
9.9 11.2
9.9 12.4
st. at 4', 16'    
MAblank8 10 59 10 +03 30 00
14.0 14.7
12.3 13.2
11.1 13.2
faint st. at 5', st. at 14'    
AAOblank4 12 28 43 -06 55 04
13.7 15.1
8.8 10.7
8.8 10.7
faint st. at 8',14',st. at 10'    
AAOblank5 12 30 39 -08 03 28
9.7 10.9
9.5 10.4
8.4 10.4
big (3') bright gal. at 7', st. at 2',9',13'    
AAOblank6 12 57 33 -02 23 16
12.1 12.3
10.8 11.8
10.8 11.8
faint st. at 3',9'    
BLANK2 13 06 56 +29 34 48
14.5 14.8
12.2 13.3
8.8 10.0
faint gal. at 9', st. pair at 12'    
CAblank3 13 36 18 +62 14 11
12.0 12.8
12.0 12.7
9.8 10.3
st. at 10',14'    
CAblank4 13 47 42 +05 37 36
14.5 15.2
10.8 12.2
9.4 11.6
faint st. at 10', st. at 15'    
MAblank9 14 36 10 +04 40 00
11.3 12.9
10.0 11.1
10.0 11.1
faint st. at 3',st. at 7',13',14'    
wfcblank1 15 02 00 +29 55 00
13.2 15.4
11.0 11.7
11.0 11.7
faint st. at 1',6',13',14',16'    
AAOblank7 15 15 48 -00 42 50
13.3 14.3
10.4 11.9
10.4 11.9
faint st. at 5', 12'    
CAblank5 16 24 33 +55 43 59
12.7 13.5
10.3 12.5
10.2 11.7
st. at 10'-15'    
BLANK3 16 50 44 -15 22 48
13.3 15.9
12.5 14.3
8.5 9.2
dark band NE-SW 10' wide, st. at 10'    
AAOblank8 16 52 33 -15 25 57
13.3 15.3
12.5 13.8
12.5 13.8
very blank, faint st. at 16'    
wfsblank1 17 00 00 +41 00 00
12.6 11.9
11.1 11.9
9.6 10.7
faint st. at 2.5',8',st. at 12',13' wfsblank1_wfc 16 59 21 +40 55 56 g'=10.2, r'=10.3, i'=10.2
CAblank6 17 59 44 +66 21 19
13.6 14.1
11.9 13.4
8.4 10.4
faint st. at 11', st. at 12'    
MAblank10 18 06 00 +00 30 00
10.7 13.3
10.7 12.3
10.0 11.9
faint st. at 6',9'    
BLANK4 19 21 29 +12 27 49
12.9 14.1
10.2 10.9
10.2 10.9
dark band N-S 10' wide, faint st. at 8' BLANK4_wfc 19 18 06 +13 34 05 B=10.6, r'=9.5
MAblank11 19 59 00 +02 20 00
11.0 11.5
10.1 11.5
10.1 11.5
faint st. at 4',7',9'    
BLANK5 21 29 34 -8 38 30
12.7 13.7
8.8 10.1
7.7 10.1
st. at 7',10', faint st. at 13',15'    
wfcblank2 22 58 00 +00 05 00
12.5 12.9
9.7 11.6
9.7 11.6
faint st. at 4',st. at 7',9',12' wfcblank2_wfc 22 57 41 +00 08 18 g'=10.6, r'=10.2, i'=10.0
CAblank7 23 15 48 +11 26 32
12.9 14.1
12.0 13.4
9.2 11.5
st. at 11',17'    
AAOblank9 23 48 20 +00 57 21
14.1 14.7
9.1 11.9
9.1 10.5
st. at 6',13',18' AAOblank9_wfc 23 50 54 +00 35 15 B=12.1, R=11.0
BLANK6 23 56 40 +59 45 00
11.7 8.3
7.6 8.3
7.6 8.3
dark band ESE-WNW 6' wide, st. at 4',9',14'    

*: Using TESELA blank field generator.


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Contact:  (WFC Instrument Specialist)
Last modified: 11 March 2012

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