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Catalogue of APM optical counterparts to the FIRST catalog
Catalog of APM optical counterpart to FIRST sources
for new objects in FIRST version Jul, 05th 2000
relative to the FIRST version Jul, 21st 1999.
27,163 APM sources
within 2.5" of FIRST source.
Eran O. Ofek (August 2000).
Counterpart.txt.new2.gz
==================
27,163 optical counterparts from the APM catalog
to FIRST sources.
Catalogue Description :
Start- Format space Description
Col
------ ------ ----- -----------------------------------------------------
1 f11.7 1 R.A. (J2000) of FIRST radio source [radians]
13 f11.7 1 Dec. (J2000) of FIRST radio source [radians]
25 f9.2 2 FIRST peak radio flux in 20cm [mJy]
36 f5.1 3 Distance between FIRST-radio and APM-optical
counpterpart source. If more then
one optical object found within 2.5" of
the radio position, the nearest object
is listed. [arcsec]
44 f11.6 1 R.A. (J2000) of APM optical counterpart [radians]
56 f11.6 1 Dec. (J2000) of APM optical counterpart [radians]
68 f6.2 1 APM E magnitude.
75 i2 1 APM E class.
{-1 0 1 2}={stellat, noise, non-stellar, merged}
78 f5.1 1 APM E semi-major axis of ellipse [0.5 arcsec units]
84 f4.2 1 APM E eccentricity of ellipse
89 i3 2 APM E P.A. of ellipse [deg]
94 f6.2 1 APM O magnitude.
101 i2 1 APM O class.
{-1 0 1 2}={stellat, noise, non-stellar, merged}
104 f5.1 1 APM O semi-major axis of ellipse [0.5 arcsec units]
110 f4.2 1 APM O eccentricity of ellipse
115 i3 5 APM O P.A. of ellipse [deg]
123 i3 3 Number of optical counterpart to the radi source
within 2.5"
129 i2 0 APM-catalog {0 1}={POSS1, UKST}
Errors.txt.new2.gz
=============
0 FIRST sources that for them the APM catalog is not
available (August 2000).
Start- Format space Description
Col
------ ------ ----- -----------------------------------------------------
1 f11.7 2 R.A. of FIRST source [radians].
13 f11.7 3 Dec. of FIRST source [radians].
Pairs.txt.new2.gz
============
List of 17,465 FIRST sources with optical counterpart within 2.5"
that have optical pair up to 40" from the radio-optical source.
Start- Format space Description
Col
------ ------ ----- -----------------------------------------------------
1 f11.7 1 R.A. (J2000) of APM optical counterpart [radians]
13 f11.7 1 Dec. (J2000) of APM optical counterpart [radians]
25 f9.2 2 FIRST peak radio flux in 20cm [mJy]
36 f4.1 1 Distance between FIRST-radio and APM-optical
counpterpart source. If more then
one optical object found within 2.5" of
the radio position, the nearest object
is listed. [arcsec]
41 i3 2 Number of optical counterpart to the radi source
within 2.5"
46 f6.2 1 APM E magnitude of radio-optical counterpart
53 i2 3 APM E class of radio-optical counterpart
{-1 0 1 2}={stellat, noise, non-stellar, merged}
58 f6.2 1 APM O magnitude of radio-optical counterpart
65 i2 3 APM O class of radio-optical counterpart
{-1 0 1 2}={stellat, noise, non-stellar, merged}
70 f11.7 1 R.A. (J2000) of APM pair to radio-optical object.
[radians]
82 f11.7 1 Dec. (J2000) of APM pair to radio-optical object.
[radians]
94 f6.2 1 APM E magnitude of optical pair
101 i2 1 APM E class of optical pair
104 f6.2 1 APM O magnitude of optical pair
111 i2 3 APM O class of optical pair
116 i2 0 APM-catalog {0 1}={POSS1, UKST}
Constructed: December 1999, Eran Ofek