Specifications

AUTOSTAR CCD PHOTOMETRY 71
Instrumental Magnitude Calculations
Table E-2 lists a summary of the instrumental magnitude
calculations.
Table E-2. Instrumental Magnitude Calculations Summary.
Star ID X i r v b
M67-081 1.0809 –10.2216 –11.4109 –11.6284 –11.1142
M67-108 1.0809 –11.8701 –12.3625 –11.8398 –10.0852
M67-117 1.0809 –8.3691 –9.1195 –8.8522 –7.6312
M67-124 1.0809 –8.4447 –9.3652 –9.3191 –8.3280
M67-127 1.0809 –7.9447 –8.8185 –8.6591 –7.6461
M67-130 1.0809 –7.7314 –8.6686 –8.6189 –7.6030
M67-134 1.0809 –8.5628 –9.3717 –9.2272 –8.1689
M67-135 1.0809 –9.7324 –10.3805 –10.0340 –8.5139
Note: Filter = –2.5 * log
10
(Counts) e.g., i = –2.5 log
10
(i counts)
Extra-Atmospheric Calculations
Table E-3 lists the extra-atmospheric calculations.
Table E-3. Extra-Atmospheric Calculations (X = 1.0809).
Star ID (r–i)
0
(v–i)
0
v
0
(v–r)
0
(b–v)
0
M67-081 –0.5978 –1.2407 –12.0987 –0.0956 0.8439
M67-108 0.0991 0.1964 –12.3100 0.6446 2.0843
M67-117 –0.1589 –0.3170 –9.3225 0.3892 1.5507
M67-124 –0.3290 –0.7083 –9.7894 0.1680 1.3208
M67-127 –0.2823 –0.5483 –9.1294 0.2813 1.3427
M67-130 –0.3456 –0.7214 –9.0892 0.1716 1.3456
M67-134 –0.2174 –0.4983 –9.6975 0.2664 1.3880
M67-135 –0.0566 –0.1355 –10.5043 0.4683 1.8498
Table E-4 lists the basic equations and the extinction values
(determined in Appendix D).