|
|
id |
| |
7037200451 | |
|
|
fitsname |
|
images/20150114/p7037g0045_1.fits | Fits file name of each CCD image |
|
|
datetime |
| |
2015-01-15 02:57:43.808000 | observation JD date in (XXXX-XX-XX);observation JD time in (XX:XX:XX.XXXXXX) |
|
|
ccd |
| |
1 | CCD number |
|
|
object |
|
48471 | object name (same as the tile name) |
|
|
filter |
|
g | filter name |
|
|
exptime |
| |
100.0 | exposure time in second |
|
|
airmass |
| |
1.412 | airmass when the image was taken |
|
|
gain |
| |
1.375 | average gain in e/ADU |
|
|
rdnoise |
| |
8.11 | average rdnoise in e |
|
|
nx |
| |
4096 | x-axis image size |
|
|
ny |
| |
4032 | y-axis image size |
|
|
pixscale |
| |
0.454 | pixel scale in arcsec |
|
|
ra_lb |
| |
80.632074551 | R.A. in degree (J2000) of the image center |
|
|
dec_lb |
| |
74.0038443215 | Decl. in degree (J2000) of the image center |
|
|
ra_lt |
| |
80.6882314739 | R.A. in degree (J2000) of the image center |
|
|
dec_lt |
| |
74.5090194808 | Decl. in degree (J2000) of the image center |
|
|
ra_rt |
| |
78.7662407761 | R.A. in degree (J2000) of the image center |
|
|
dec_rt |
| |
74.5207802287 | Decl. in degree (J2000) of the image center |
|
|
ra_rb |
| |
78.761662743 | R.A. in degree (J2000) of the image center |
|
|
dec_rb |
| |
74.0132544357 | Decl. in degree (J2000) of the image center |
|
|
ra |
| |
79.7163119193 | R.A. in degree (J2000) of the image center |
|
|
dec |
| |
74.2646698944 | Decl. in degree (J2000) of the image center |
|
|
sky |
| |
7.47 | sky background in e/s |
|
|
skyrms |
| |
0.299 | sky background rms in e/s |
|
|
skyb |
| |
21.9688 | sky brightness in mag/arcsec² |
|
|
seeing |
| |
3.4121 | seeing in arcsec |
|
|
ccdzpt |
| |
25.8668 | zeropoint in AB mag for 1e/s |
|
|
zptrms |
| |
0.025 | zeropoint RMS |
|
|
nmatch |
| |
1011 | matched object number for calculating zeropoints |
|
|
ccdzpta |
| |
25.868 | zeropoint for amplifier with pixel range in [1:2016,1:2048] |
|
|
zptrmsa |
| |
0.0303 | above zeropoint RMS |
|
|
nmatcha |
| |
244 | matched object number for the above zeropoint |
|
|
ccdzptb |
| |
25.8539 | zeropoint for amplifier with pixel range in [2017:4032,1:2048] |
|
|
zptrmsb |
| |
0.0232 | above zeropoint RMS |
|
|
nmatchb |
| |
257 | matched object number for the above zeropoint |
|
|
ccdzptc |
| |
25.8769 | zeropoint for amplifier with pixel range in [1:2016,2049:4096] |
|
|
zptrmsc |
| |
0.0196 | above zeropoint RMS |
|
|
nmatchc |
| |
266 | matched object number for the above zeropoint |
|
|
ccdzptd |
| |
25.8677 | zeropoint for amplifier with pixel range in [2017:4032,2049:4096] |
|
|
zptrmsd |
| |
0.0228 | above zeropoint RMS |
|
|
nmatchd |
| |
244 | matched object number for the above zeropoint |
|
|
depth_point |
| |
22.8457 | point source depth estimated by the S/N formula assuming a Gaussian profile |
|
|
depth_extend |
| |
22.788 | extended source depth estimated by the S/N formula assuming a exponential profile with effective radius of 0.45"" |
|
|
extension |
| |
0 | extension number of the fits image |
|
|
mjd |
| |
57037.12342 | Modified Julian day |
|
|
imq |
| |
1 | image quality |
|
|
astraerr |
| |
0.126230920622 | external R.A. error in arcsec |
|
|
astdecerr |
| |
0.165900983689 | external decl. error in arcsec |
|
|
ebv |
| |
0.137591 | E(B-V) at the image center from SFD98 |
|
|
survey |
|
bass | the survey name |
|