ds9 天体の同定（座標がわかっているとき）

天文コード

ひとつひとつ、マウスを動かして同定するのかと思って気が萎えてたのですが、座標がわかってる場合は座標を指定すればそのまわりにcircleを描いてくれる、そんな機能が備わってるんだそうで。

以下、作った.regファイルをコピペ。

# Region file format: DS9 version 4.0
# Filename: /work3/[user]/try1/sdf_pub2_z.fits
# WCSAXES =2
# CRVAL1 =201.176
# CRVAL2 =27.4971
# CRPIX1 =4236.83
# CRPIX2 =5617.03
# CDELT1 =-5.60869e-05
# CDELT2 =5.60926e-05
# CTYPE1 =RA---TNX
# CTYPE2 =DEC--TNX
# CUNIT1 =
# CUNIT2 =
# CD1_1 =-5.60869e-05
# CD1_2 =2.04162e-08
# CD2_1 =2.25439e-08
# CD2_2 =5.60926e-05
# RADESYS =FK5
# MJD-OBS = 53027.2
# EQUINOX =2000
# LONPOLE =180
global color=green font="helvetica 10 normal" select=1 highlite=1 edit=1 move=1 delete=1 include=1 fixed=0 source
fk5
circle(13:24:38.940,+27:13:40.90,4.03826")
circle(13:24:40.520,+27:13:57.90,4.03826")
circle(13:24:11.880,+27:14:02.00,4.03826")
circle(13:24:07.200,+27:14:41.60,4.03826")
circle(13:23:59.710,+27:15:26.30,4.03826")
circle(13:24:56.800,+27:16:09.70,4.03826")
circle(13:24:15.990,+27:16:11.10,4.03826")
circle(13:25:23.410,+27:17:01.30,4.03826")
circle(13:23:59.170,+27:17:40.70,4.03826")
circle(13:24:05.270,+27:18:11.60,4.03826")
circle(13:24:16.470,+27:19:07.70,4.03826")
circle(13:23:55.360,+27:19:23.70,4.03826")
circle(13:24:11.870,+27:19:48.20,4.03826")
circle(13:24:24.110,+27:22:15.10,4.03826")
circle(13:23:54.600,+27:24:12.70,4.03826")
circle(13:25:13.270,+27:24:42.00,4.03826")
circle(13:24:06.390,+27:27:04.20,4.03826")
circle(13:23:58.980,+27:27:13.40,4.03826")
circle(13:25:05.060,+27:29:10.30,4.03826")
circle(13:24:30.630,+27:29:34.50,4.03826")
circle(13:24:33.090,+27:29:38.60,4.03826")
circle(13:24:00.150,+27:32:12.10,4.03826")
circle(13:24:23.700,+27:33:24.80,4.03826")
circle(13:24:37.190,+27:35:02.30,4.03826")
circle(13:25:06.480,+27:35:44.50,4.03826")
circle(13:25:22.120,+27:35:46.80,4.03826")
circle(13:24:45.480,+27:36:12.60,4.03826")
circle(13:25:15.600,+27:37:19.90,4.03826")
circle(13:24:11.890,+27:41:31.80,4.03826")
circle(13:24:13.000,+27:41:45.80,4.03826")
circle(13:24:00.510,+27:42:35.30,4.03826")
circle(13:23:51.960,+27:43:38.20,4.03826")
circle(13:24:16.130,+27:44:11.60,4.03826")
circle(13:23:59.270,+27:44:33.80,4.03826")

これをds9 > Region > Load Regionsで読み込んであげる、と。