-- Main.jill - 16 Jan 2007

-- Main.gredel - 19 Jan 2007

covered all day, getting a bit better towards sunset; low wind 3 - 4 m/s; humidity 50 - 60% Ambient temperature -4 C, mirror -3.7 C bias OK

00:51 OPENING automatic mode, works fine night is not photometric preset to L95 01:11 skyflat U 5xdither 5 sec --> 13000 01:17 skyflat B 5x dither 10 sec --> 30000 01:24 skyflat V 5x dither 20 sec --> 26000

01:32 image analysis, preset to L95 IA fails at 8 sec, fails at 32 sec,


Computed Aberrations (nm) Defoc AstX AstY ComaX ComaY Sph (Z4) (Z5) (Z6) (Z7) (Z8) (Z11)
3087 0 0 0 0 0 using 1 pupil 645 -145 -182 -583 -70 1319 using 6 pupils -1456 -261 76 -406 -233 -437 using 2 pupils NO Pupils found

will try standard field, continue later

01:53 L95 U-band 1, 2, 10 sec 01:58 L95 BV 1, 2 sec each --> abort

--> not a single star visible

02:00 few tests to trace straylight issue

sky seems to improve wink 02:33 IA


Computed Aberrations (nm) Defoc AstX AstY ComaX ComaY Sph (Z4) (Z5) (Z6) (Z7) (Z8) (Z11)
-2941 0 0 0 0 0 No GOOD pupils found... check input image!
no pupils found even at 160sec integration

02:51 humidity approaching 90% -->CLOSING
Topic revision: r3 - 19 Jan 2007, gredel
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