Exposure
ID
GRAVI.2025-01-09T08:04:59.087_1
Header ID
GRAVI.2025-01-09T08:04:59.087
Date updated
2025-01-09 08:15:40 UTC+0000
Release date
2025-01-09 08:04:59 UTC+0000
UTC Start
2025-01-09 08:04:59.087
UTC End
2025-01-09 08:07:39.087
MJD Start
60684.33679499
MJD End
60684.338646841854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.006423
Ambient temperature (°C)
14.21
Seeing (arcsec)
0.745
Observation
ID
63096
Category
calibrator
Program ID
114.27NF.001
Program Title
UNVELING THE MASS-LOSS PROCESS OF RED SUPERGIANTS: THE VARIABILITY ACROSS THE MOLECULAR LAYERS AND THE PHOTOSPHERE
Program Type
Normal
PI / COI
JADLOVSKý / WITTKOWSKI / CHIAVASSA / KRAVCHENKO / GONZÁLEZ-TORÀ / KRTICKA / PALADINI / HÖFNER / FREYTAG
Target
ID
47006
Name
HD_70523
RA
125.475825
DEC
-17.58642
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 46.3960 46.3610 168.6000 169.1000
A0-J2 108.9870 108.1510 105.0000 105.3000
A0-J6 166.6750 166.4400 35.7190 35.8320
B5-J2 97.6700 96.9960 79.8000 80.0000
B5-J6 201.1530 201.0560 25.9910 26.1600
J2-J6 163.7100 163.6890 357.2040 357.5930
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27NF.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60684.33679499
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 70523
HIERARCH ESO INS SOBJ NAME HD_70523
RA 125.475825
DEC -17.58642
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE SPLIT
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 46.396
HIERARCH ESO ISS PBL12 END 46.361
HIERARCH ESO ISS PBLA12 START 168.6
HIERARCH ESO ISS PBLA12 END 169.1
HIERARCH ESO ISS PBL13 START 108.987
HIERARCH ESO ISS PBL13 END 108.151
HIERARCH ESO ISS PBLA13 START 105.0
HIERARCH ESO ISS PBLA13 END 105.3
HIERARCH ESO ISS PBL14 START 166.675
HIERARCH ESO ISS PBL14 END 166.44
HIERARCH ESO ISS PBLA14 START 35.719
HIERARCH ESO ISS PBLA14 END 35.832
HIERARCH ESO ISS PBL23 START 97.67
HIERARCH ESO ISS PBL23 END 96.996
HIERARCH ESO ISS PBLA23 START 79.8
HIERARCH ESO ISS PBLA23 END 80.0
HIERARCH ESO ISS PBL24 START 201.153
HIERARCH ESO ISS PBL24 END 201.056
HIERARCH ESO ISS PBLA24 START 25.991
HIERARCH ESO ISS PBLA24 END 26.16
HIERARCH ESO ISS PBL34 START 163.71
HIERARCH ESO ISS PBL34 END 163.689
HIERARCH ESO ISS PBLA34 START 357.204
HIERARCH ESO ISS PBLA34 END 357.593
HIERARCH ESO ISS AMBI TAU0 START 0.006722
HIERARCH ESO ISS AMBI TAU0 END 0.006124
HIERARCH ESO ISS AMBI TEMP 14.21
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 0.77