Exposure
ID
GRAVI.2023-09-09T06:39:25.978_1
Header ID
GRAVI.2023-09-09T06:39:25.978
Date updated
2023-09-09 06:50:36 UTC+0000
Release date
2023-09-09 06:39:25 UTC+0000
UTC Start
2023-09-09 06:39:25.978
UTC End
2023-09-09 06:43:25.978
MJD Start
60196.277384
MJD End
60196.28016177778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0023225
Ambient temperature (°C)
12.27
Seeing (arcsec)
0.7
Observation
ID
56938
Category
calibrator
Program ID
112.25QQ.001
Program Title
A HIGH MULTIPLICITY STUDY OF NEARBY M>2.2 MSUN STARS: ARE THEY THE PROGENITORS OF EVERY EXPLODING WD?
Program Type
Normal
PI / COI
WAISBERG/ KATZ/ KLEIN
Target
ID
42209
Name
HD22826
RA
54.673205
DEC
-35.20416
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 75.1860 75.9410 96.6000 97.2000
A0-J2 111.2980 112.2280 69.4000 70.2000
A0-K0 117.9830 118.5290 46.5470 47.4100
G1-J2 56.1830 56.3050 31.7000 32.5000
G1-K0 90.4800 90.4790 6.9630 7.5700
J2-K0 45.9100 46.0080 336.1890 336.5260
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 112.25QQ.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60196.277384
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 22826
HIERARCH ESO INS SOBJ NAME HD22826
RA 54.673205
DEC -35.20416
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 75.186
HIERARCH ESO ISS PBL12 END 75.941
HIERARCH ESO ISS PBLA12 START 96.6
HIERARCH ESO ISS PBLA12 END 97.2
HIERARCH ESO ISS PBL13 START 111.298
HIERARCH ESO ISS PBL13 END 112.228
HIERARCH ESO ISS PBLA13 START 69.4
HIERARCH ESO ISS PBLA13 END 70.2
HIERARCH ESO ISS PBL14 START 117.983
HIERARCH ESO ISS PBL14 END 118.529
HIERARCH ESO ISS PBLA14 START 46.547
HIERARCH ESO ISS PBLA14 END 47.41
HIERARCH ESO ISS PBL23 START 56.183
HIERARCH ESO ISS PBL23 END 56.305
HIERARCH ESO ISS PBLA23 START 31.7
HIERARCH ESO ISS PBLA23 END 32.5
HIERARCH ESO ISS PBL24 START 90.48
HIERARCH ESO ISS PBL24 END 90.479
HIERARCH ESO ISS PBLA24 START 6.963
HIERARCH ESO ISS PBLA24 END 7.57
HIERARCH ESO ISS PBL34 START 45.91
HIERARCH ESO ISS PBL34 END 46.008
HIERARCH ESO ISS PBLA34 START 336.189
HIERARCH ESO ISS PBLA34 END 336.526
HIERARCH ESO ISS AMBI TAU0 START 0.002352
HIERARCH ESO ISS AMBI TAU0 END 0.002293
HIERARCH ESO ISS AMBI TEMP 12.27
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.7