PartnerObserving Log for 2007 June 17/18

Observers: V. Burwitz, J. Hill
Telescope Operator: A. Ceranski
Instrument: LBC-Blue

Weather evening: Clear

Weather morning:

01:40 Mirror T = 13.6 DegC Camera T = 149.8K Camera P = 1.65e-5 mBar

Wind dir: 238 [\xB0N>E] Temperature: 14.3 [\xB0C]
Wind speed: 4.0 [m/s] Pressure: 695 [mbar]
Dew point: -3.0 [\xB0C] Humidity: 29.9 [%]

01:40 turned on camera/filters/rotator/trackers

01:43 all up and running

Take Biases and Dark

Dome lights are off

00:44 start 25bias sequence

014429 25bias first image

[820counts]
015829 25bias last image

015930 dark900

02:16 Mirror T = 14.0 DegC Camera T = 149.8K Camera P = 1.77e-5 mBar

Wind dir: 260 [\xB0N>E] Temperature: 13.1 [\xB0C]
Wind speed: 4.9 [m/s] Pressure: 694 [mbar]
Dew point: -2.6 [\xB0C] Humidity: 33.6 [%]

02:18 open rear vent doors

02:34 open dome completely

02:39 Sunset

02:36 send telescope to RA = 13h decl. = +20d for evening flats

SkyFlatB B-BESSEL

025207 SkyFlatTestB 0.1 sec [13k]
025426 SkyFlatTestB 1 sec [>65k]
025637 SkyFlatTestB 1 sec [52k]

025808 SkyFlatB_5 1 sec [37k]
025851 SkyFlatB_5 1 sec [32k]
025931 SkyFlatB_5 1 sec [27k]
030019 SkyFlatB_5 1 sec [23k]
030116 SkyFlatB_5 1 sec [19k]

030407 SkyFlatBrot180_5 2.5 sec [24k]
030449 SkyFlatBrot180_5 2.5 sec [21k]
030530 SkyFlatBrot180_5 2.5 sec [18k]
030612 SkyFlatBrot180_5 2.5 sec [15k]
030708 SkyFlatBrot180_5 2.5 sec [12k]

SkyFlatR V-BESSEL

030848 SkyFlatTestVrot180 1 sec [3.5k]

031008 SkyFlatVrot180_5 15 sec [41k]
031103 SkyFlatVrot180_5 15 sec [35k]
031159 SkyFlatVrot180_5 15 sec [30k]
031254 SkyFlatVrot180_5 15 sec [25k]
031355 SkyFlatVrot180_5 15 sec [22k]

031620 SkyFlatV_5 40 sec [38k]
031740 SkyFlatV_5 40 sec [31k]
031859 SkyFlatV_5 40 sec [25k]
032018 SkyFlatV_5 40 sec [21k]
032142 SkyFlatV_5 40 sec [17k]

03:23 Mirror T = 13.8 DegC Camera T = 140.9K Camera P = 1.72e-5 mBar

Wind dir: 286 [\xB0N>E] Temperature: 11.7 [\xB0C] Wind speed: 4.9 [m/s] Pressure: 693 [mbar] Dew point: -3.9 [\xB0C] Humidity: 33.2 [%]

03:23 goto standard star field PG1633

Focus

032746 Vfastextra 3497 0 0 0 0 0 accepted
032934 Vfastextra 89 579 275 151 603 442 accepted
033205 Vfastextra -613 439 300 -506 -526 431 accepted
033501 Vfastextra -725 84 343 -155 0 121 accepted

03:37 observe standard star field PG1633

033735 PG1633_Vgr exposure = 5sec airmass = 1.340 seeing = 0.86 arcsec V-BESSEL

033735 PG1633_Vgr exposure = 3sec airmass = 1.3 seeing = 0.86 arcsec V-BESSEL
033735 PG1633_Vgr exposure = 3sec airmass = 1.3 seeing = 0. arcsec g-SLOAN
033735 PG1633_Vgr exposure = 1sec airmass = 1.3 seeing = 0. arcsec r-SLOAN
033735 PG1633_Vgr exposure = 3sec airmass = 1.3 seeing = 0. arcsec V-BESSEL
033735 PG1633_Vgr exposure = 3sec airmass = 1.3 seeing = 0. arcsec g-SLOAN
033735 PG1633_Vgr exposure = 1sec airmass = 1.3 seeing = 0. arcsec r-SLOAN

All images out of focus as mirror at limits for high T and low elevation

034245 PG1633_BU exposure = 1sec airmass = 1.3 seeing = 0. arcsec B-BESSEL mirror limit
034325 PG1633_BU exposure = 1sec airmass = 1.3 seeing = 0. arcsec U-BESSEL mirror limit
034408 PG1633_BU exposure = 1sec airmass = 1.3 seeing = 0. arcsec B-BESSEL mirror limit
034458 PG1633_BU exposure = 1sec airmass = 1.3 seeing = 0. arcsec U-BESSEL mirror limit
034408 PG1633_BU exposure = 1sec airmass = 1.3 seeing = 0. arcsec B-BESSEL mirror limit
034458 PG1633_BU exposure = 1sec airmass = 1.3 seeing = 0. arcsec U-BESSEL mirror limit
034408 PG1633_BU exposure = 1sec airmass = 1.3 seeing = 0. arcsec B-BESSEL mirror limit
034703 PG1633_BU exposure = 1sec airmass = 1.3 seeing = 0. arcsec U-Spec mirror limit

03:50 goto Kochanek M81

03:53 Mirror T = 13.4 DegC Camera T = 140.9K Camera P = 1.72e-5 mBar

Wind dir: 229 [\xB0N>E] Temperature: 11.6 [\xB0C]
Wind speed: 6.3 [m/s] Pressure: 694 [mbar]
Dew point: -4.2 [\xB0C] Humidity: 33.0 [%]

focus

035402 extracfoc2 = Vfastextra -446 -307 -919 274 224 221 accepted
035623 Vfastextra -706 -231 -253 124 61 99 accepted
by hand z11-1500 040121 V5sec exposure =5sec airmass = 1.603 seeing = 2.00 arcsec V-Bessel
by hand z4 -0.22 mm 040440 V5sec exposure =5sec airmass = 1.617 seeing = 2.00. arcsec V-Bessel
by hand z4 -0.11 mm

04:07 observe Kochanek M81

040836 KochanekM81V exposure =60 sec airmass = 1.617 seeing = 2. arcsec V-Bessel
041015 KochanekM81V exposure =60 sec airmass = 1.644 seeing = 2.6 arcsec V-Bessel
041155 KochanekM81V exposure =60 sec airmass = 1.644 seeing = 2.4 arcsec V-Bessel
041334 KochanekM81V exposure =60 sec airmass = 1.655 seeing = 2.6 arcsec V-Bessel

04:11 End of Astronomical Evening Twighlight , LST 14h 36m

04:15 goto Dwarf Umi

Focus

041846 Vfastextra 408 -849 128 366 -77 -88 accepted

042133 V5sec exposure = 5 sec airmass = 1.259 seeing = 1.36 arcsec V-Bessel

04:24 observe Dwarf Umi_2_B

042434 Umi6_2_B exposure = 300 sec airmass = 1.257 seeing = 1.18 arcsec B-Bessel
043026 Umi6_2_B exposure = 300 sec airmass = 1.253 seeing = 1.13 arcsec B-Bessel
043626 Umi6_2_B exposure = 300 sec airmass = 1.249 seeing = 1.08 arcsec B-Bessel

Focus

044254 Vfastextra -799 48 -311 311 154 -111 accepted

04:44 observe Dwarf Umi_V

044526 Umi6_V exposure = 300 sec airmass = 1.244 seeing = 1.08 arcsec V-Bessel
045108 Umi6_V exposure = 300 sec airmass = 1.242 seeing = 1. arcsec V-Bessel
045650 Umi6_V exposure = 300 sec airmass = 1.239 seeing = 0.97 arcsec V-Bessel
050240 Umi6_V exposure = 300 sec airmass = 1.236 seeing = 0.90 arcsec V-Bessel

Focus

050912 Vfastextra -846 -334 61 177 -47 -135 accepted

05:10 observe Dwarf Umi_B

051155 Umi6_B exposure = 300 sec airmass = 1.234 seeing = 0.99 arcsec B-Bessel
051736 Umi6_B exposure = 300 sec airmass = 1.233 seeing = 1.13 arcsec B-Bessel
052318 Umi6_B exposure = 300 sec airmass = 1.231 seeing = arcsec B-Bessel

05:30 observe Dwarf Umicn1_B

053147 Umicn_B exposure = 300 sec airmass = 1.198 seeing = 1.18 arcsec B-Bessel
053726 Umicn_B exposure = 300 sec airmass = 1.200 seeing = 1.15 arcsec B-Bessel
054315 Umicn_B exposure = 300 sec airmass = 1.203 seeing = 1.?? arcsec B-Bessel

Focus

055137 Vfastextra -296 570 -186 194 149 -129 accepted

05:53 observe Dwarf Umicn1_V

055457 Umicn1_V exposure = 300 sec airmass = 1.209 seeing = 1.15 arcsec V-Bessel
060045 Umicn1_V exposure = 300 sec airmass = 1.212 seeing = none V-Bessel bad image on pupils

ob aborted after recieving mirror failure warning

mirror not focused any more .... big pupils!

mirror has to be raised again

06:14 Mirror T = 11.5 DegC Camera T = 138.7K Camera P = 1.69e-5 mBar

Wind dir: 253 [\xB0N>E] Temperature: 10.9 [\xB0C]
Wind speed: 8.0 [m/s] Pressure: 697 [mbar]
Dew point: -5.3 [\xB0C] Humidity: 31.9 [%]

06:23 mirror back up and ready , lost by hand force corrections

Focus

062419 Vfastextra -3132 0 0 0 0 0 accepted
062723 Vfastextra -237 -186 -643 605 -166 535 not accepted
by hand z11+1000
062929 Vfastextra -1425 -79 -632 33 -163 43 accepted
063207 Vfastextra -165 80 -264 -106 -86 54 accepted

06:34 Mirror T = 11.4 DegC Camera T = 138.7K Camera P = 1.69e-5 mBar

Wind dir: 260 [\xB0N>E] Temperature: 10.8 [\xB0C]
Wind speed: 7.2 [m/s] Pressure: 697 [mbar]
Dew point: -5.5 [\xB0C] Humidity: 31.9 [%]

06:34 observe Dwarf Umicn1_V

063759 Umicn1_V exposure = 300 sec airmass = 1.239 seeing = 1.45 arcsec V-Bessel
064342 Umicn1_V exposure = 300 sec airmass = 1.245 seeing = 1.08 arcsec V-Bessel
064930 Umicn1_V exposure = 300 sec airmass = 1.252 seeing = 1.?? arcsec V-Bessel
065522 Umicn1_V exposure = 300 sec airmass = 1.260 seeing = 1.06 arcsec V-Bessel

07:03 observe Dwarf Umicn1_2_B

070401 Umicn1_2_B exposure = 300 sec airmass = 1.269 seeing =1.31 arcsec B-Bessel
070949 Umicn1_2_B exposure = 300 sec airmass = 1.277 seeing =1.45 arcsec B-Bessel
071544 Umicn1_2_B exposure = 300 sec airmass = 1.290 seeing =1.68 arcsec B-Bessel

07:23 goto Ferraro M92_deepBR_F1

Focus

072637 Vfastextra -279 -275 421 92 -332 -98 accepted

07:29 Mirror T = 10.9 DegC Camera T = 138.7K Camera P = 1.69e-5 mBar

Wind dir: 243 [\xB0N>E] Temperature: 10.5 [\xB0C]
Wind speed: 10.3 [m/s] Pressure: 697 [mbar]
Dew point: -5.3 [\xB0C] Humidity: 32.9 [%]

07:29 observe Ferraro M92_deepBR_F1

072957 M92_deepBR_F1 exposure = 300 sec airmass = 1.025 seeing =1.36 arcsec B-Bessel
073538 M92_deepBR_F1 exposure = 300 sec airmass = 1.029 seeing =1.04 arcsec r-SLOAN
074133 M92_deepBR_F1 exposure = 300 sec airmass = 1.035 seeing =1.13 arcsec B-Bessel
074713 M92_deepBR_F1 exposure = 300 sec airmass = 1.038 seeing =0.97 arcsec r-SLOAN
075324 M92_deepBR_F1 exposure = 300 sec airmass = 1.042 seeing =1.08 arcsec B-Bessel
075910 M92_deepBR_F1 exposure = 300 sec airmass = 1.046 seeing =0.95 arcsec r-SLOAN

08:05 Mirror T = 10.7 DegC Camera T = 138.7K Camera P = 1.69e-5 mBar

Wind dir: 270 [\xB0N>E] Temperature: 10.3 [\xB0C]
Wind speed: 4.9 [m/s] Pressure: 697 [mbar]
Dew point: -5.4 [\xB0C] Humidity: 32.9 [%]

Focus

080549 Vfastextra -101 -74 -293 243 -79 7 accepted

08:08 observe Ferraro M92_deepU_F1

080927 M92_deepU_F1 exposure = 600 sec airmass = 1.060 seeing = 1.13 arcsec SDT_Uspec
082027 M92_deepU_F1 exposure = 600 sec airmass = 1.073 seeing = 1.11 arcsec SDT_Uspec
083144 M92_deepU_F1 exposure = 600 sec airmass = 1.085 seeing = 1.18 arcsec SDT_Uspec

Focus

084328 Vfastextra 312 164 102 58 119 9 accepted

08:46 observe Ferraro M92_deepU_F2_6

084745 M92_deepU_F2_6 exposure = 600 sec airmass = 1.115 seeing = 1.13 arcsec SDT_Uspec
085848 M92_deepU_F2_6 exposure = 600 sec airmass = 1.134 seeing = 1.04 arcsec SDT_Uspec
090958 M92_deepU_F2_6 exposure = 600 sec airmass = 1.153 seeing = 0.95 arcsec SDT_Uspec

09:14 Mirror T = 10.3 DegC Camera T = 143.2K Camera P = 1.66e-5 mBar

Wind dir: 0 [\xB0N>E] Temperature: 9.9 [\xB0C]
Wind speed: 5.8 [m/s] Pressure: 697 [mbar]
Dew point: -5.5 [\xB0C] Humidity: 33.7 [%]

Focus

092133 Vfastextra -74 25 91 57 42 -10 accepted

09:23 observe Ferraro M92_deepBR_F2_6

092414 M92_deepBR_F2_6 exposure = 300 sec airmass = 1.180 seeing =0.97 arcsec B-Bessel
092953 M92_deepBR_F2_6 exposure = 300 sec airmass = 1.193 seeing =0.86 arcsec r-SLOAN
093534 M92_deepBR_F2_6 exposure = 300 sec airmass = 1.205 seeing =1.00 arcsec B-Bessel
094116 M92_deepBR_F2_6 exposure = 300 sec airmass = 1.227 seeing =0.95 arcsec r-SLOAN
094709 M92_deepBR_F2_6 exposure = 300 sec airmass = 1.236 seeing =1.08 arcsec B-Bessel
095253 M92_deepBR_F2_6 exposure = 300 sec airmass = 1.250 seeing =0.77 arcsec r-SLOAN

09:51 Mirror T = 10.0 DegC Camera T = 145.4K Camera P = 1.66e-5 mBar

Wind dir: 270 [\xB0N>E] Temperature: 9.7 [\xB0C]
Wind speed: 4.5 [m/s] Pressure: 697 [mbar]
Dew point: -5.4 [\xB0C] Humidity: 34.5 [%]

09:58 goto grb070518

Focus

100132 Vfastextra 56 44 -348 33 254 105 accepted

10:03 observe grb070518

100428 grb070518 exposure = 200 sec airmass = 1.370 seeing =0.86 arcsec r-SLOAN
100834 grb070518 exposure = 200 sec airmass = 1.382 seeing =0.79 arcsec r-SLOAN
101241 grb070518 exposure = 200 sec airmass = 1.398 seeing =0.84 arcsec r-SLOAN
101640 grb070518 exposure = 200 sec airmass = 1.410 seeing =0.86 arcsec r-SLOAN
102040 grb070518 exposure = 200 sec airmass = 1.424 seeing =0.86 arcsec r-SLOAN

Focus

102522 Vfastextra -545 189 1 -61 -36 85 accepted

10:27 observe grb070518

102802 grb070518 exposure = 200 sec airmass = 1.455 seeing =0.93. arcsec r-SLOAN

10:30 Beginning of Astronomical Dawn Twighlight LST 20h 55m

103201 grb070518 exposure = 200 sec airmass = 1.467 seeing =0.86 arcsec r-SLOAN
103602 grb070518 exposure = 200 sec airmass = 1.485 seeing =0.90 arcsec r-SLOAN
104007 grb070518 exposure = 200 sec airmass = 1.498 seeing =0.93 arcsec r-SLOAN
104415 grb070518 exposure = 200 sec airmass = 1.515 seeing =0.90 arcsec r-SLOAN

10:51 goto standard star field SA114

Focus

105452 Vfastextra -496 114 538 129 -6 -119 accepted

10:57 observe standard star field SA114_Vgr

105735 1st image
---
110103 last image airmass = 1.233 seeing =1.08 arcsec

11:02 observe standard star field SA114_UB

110229 1st image
---
110737 last image airmass = 1.226 seeing =1.27 arcsec B-Bessel

11:08 send telescope to RA = 17h decl. = +60d for morning flats

SkyFlatR r-SLOAN

111325 SkyFlatTestR 10 sec [1.4k]
111808 SkyFlatTestR 10 sec [3.0k]
112059 SkyFlatTestR 10 sec [4.6k]

112644 SkyFlatR_5 20 sec [24k]
112743 SkyFlatR_5 20 sec [29k]
112845 SkyFlatR_5 20 sec [35k]
112945 SkyFlatR_5 20 sec [42k]
113044 SkyFlatR_5 20 sec [51k]

113357 SkyFlatRrot180_5 8sec [39k]
113444 SkyFlatRrot180_5 8sec [50k]
113547 SkyFlatRrot180_5 4sec [29k]
113807 SkyFlatRrot180_5 2sec [24k]

SkyFlatUspec SDT_Uspec

113942 SkyFlatTestUspecrot180 1 sec [7k]

114210 SkyFlatUspecrot180_5 3 sec [42k]
114252 SkyFlatUspecrot180_5 3 sec [50k]
114437 SkyFlatUspecrot180_5 1 sec [k]

114517 SkyFlatUspecrot180_5 0.5 sec [17k]
114627 SkyFlatUspecrot180_5 0.5 sec [18k]
114707 SkyFlatUspecrot180_5 0.5 sec [20k]
114746 SkyFlatUspecrot180_5 0.5 sec [22k]
114627 SkyFlatUspecrot180_5 0.5 sec [26k]

115043 SkyFlatUspec_5 0.3 sec [23k]
115123 SkyFlatUspec_5 0.3 sec [26k]
115202 SkyFlatUspec_5 0.3 sec [30k]
115242 SkyFlatUspec_5 0.3 sec [34k]
115321 SkyFlatUspec_5 0.3 sec [39k]

11:54 close dome/park telescope

11:57 Mirror T = 9.4 DegC Camera T = 136.48K Camera P = 1.69e-5 mBar

Wind dir: 227 [\xB0N>E] Temperature: 9.1 [\xB0C]
Wind speed: 4.0 [m/s] Pressure: 697 [mbar]
Dew point: -5.3 [\xB0C] Humidity: 35.8 [%]

Take Biases and Dark

Dome lights are off

12:01 start 5bias sequence

120153 5bias first image
--- [820counts]
120414 5bias last image

12:02 Sunrise

12:11 turned on camera/filters/rotator/trackers

-- VadimBurwitz - 16 Jun 2007
Topic revision: r6 - 21 Jul 2009, NormCushing
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