Exposure
ID
GRAVI.2021-11-17T05:36:30.765_2
Header ID
GRAVI.2021-11-17T05:36:30.765
Date updated
2021-11-17 05:51:36 UTC+0000
Release date
2021-11-17 05:51:36 UTC+0000
UTC Start
2021-11-17 05:36:30.765
UTC End
2021-11-17 05:39:10.765
MJD Start
59535.23368941
MJD End
59535.2355412619
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0037845
Ambient temperature (°C)
11.62
Seeing (arcsec)
0.685
Observation
ID
48901
Category
science
Program ID
108.22MY.001
Program Title
FILLING THE SKY WITH DUAL-FIELD CALIBRATORS
Program Type
Calibration
PI / COI
NOWAK/ LACOUR/ KERVELLA/ HAUBOIS/ PUEYO/ WANG/ MOLLIERE/ EISENHAUER/ LAGRANGE/ PALADINI/ STOLKER
Target
ID
36611
Name
WDS_J02407+2637
RA
40.1762291666667
DEC
26.6223075
Instrument
Interferometer
VLTI
Instrument
GRAVITY_FT
Instrument mode
LOW
Instrument sub-mode
DUAL
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 62.9010 62.1610 97.0000 96.8000
A0-J2 113.4810 112.7870 77.5000 77.1000
A0-K0 125.8660 125.6210 64.6070 64.2250
G1-J2 58.1360 58.1640 56.3000 56.0000
G1-K0 80.1860 80.4890 39.7480 39.6800
J2-K0 29.5140 29.5590 5.6750 6.1970
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 108.22MY.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 59535.23368941
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 16638
HIERARCH ESO INS SOBJ NAME WDS_J02407+2637B
RA 40.1742
DEC 26.62237
HIERARCH ESO INS SPEC RES MEDIUM
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 176.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 62.901
HIERARCH ESO ISS PBL12 END 62.161
HIERARCH ESO ISS PBLA12 START 97.0
HIERARCH ESO ISS PBLA12 END 96.8
HIERARCH ESO ISS PBL13 START 113.481
HIERARCH ESO ISS PBL13 END 112.787
HIERARCH ESO ISS PBLA13 START 77.5
HIERARCH ESO ISS PBLA13 END 77.1
HIERARCH ESO ISS PBL14 START 125.866
HIERARCH ESO ISS PBL14 END 125.621
HIERARCH ESO ISS PBLA14 START 64.607
HIERARCH ESO ISS PBLA14 END 64.225
HIERARCH ESO ISS PBL23 START 58.136
HIERARCH ESO ISS PBL23 END 58.164
HIERARCH ESO ISS PBLA23 START 56.3
HIERARCH ESO ISS PBLA23 END 56.0
HIERARCH ESO ISS PBL24 START 80.186
HIERARCH ESO ISS PBL24 END 80.489
HIERARCH ESO ISS PBLA24 START 39.748
HIERARCH ESO ISS PBLA24 END 39.68
HIERARCH ESO ISS PBL34 START 29.514
HIERARCH ESO ISS PBL34 END 29.559
HIERARCH ESO ISS PBLA34 START 5.675
HIERARCH ESO ISS PBLA34 END 6.197
HIERARCH ESO ISS AMBI TAU0 START 0.003922
HIERARCH ESO ISS AMBI TAU0 END 0.003647
HIERARCH ESO ISS AMBI TEMP 11.62
HIERARCH ESO ISS AMBI FWHM START 0.71
HIERARCH ESO ISS AMBI FWHM END 0.66
HIERARCH ESO FT ROBJ NAME WDS_J02407+2637
HIERARCH ESO FT ROBJ ALPHA 024042.295
HIERARCH ESO FT ROBJ DELTA 263720.307