Exposure
ID
GRAVI.2025-01-08T02:29:58.999_1
Header ID
GRAVI.2025-01-08T02:29:58.999
Date updated
2025-02-26 12:50:48 UTC+0000
Release date
2025-01-08 02:29:58 UTC+0000
UTC Start
2025-01-08 02:29:58.999
UTC End
2025-01-08 02:32:38.999
MJD Start
60683.10415508
MJD End
60683.106006931856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0046415
Ambient temperature (°C)
14.65
Seeing (arcsec)
0.64
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
JADLOVSKY / 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 45.1420 45.2830 140.9000 140.9000
A0-J2 87.1830 88.3100 73.8000 74.2000
A0-J6 161.7920 161.7860 359.2540 359.7040
B5-J2 81.0870 81.7390 42.9000 43.7000
B5-J6 199.1680 199.1060 351.1700 351.5120
J2-J6 162.0440 162.3300 328.0250 328.0890
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 60683.10415508
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 45.142
HIERARCH ESO ISS PBL12 END 45.283
HIERARCH ESO ISS PBLA12 START 140.9
HIERARCH ESO ISS PBLA12 END 140.9
HIERARCH ESO ISS PBL13 START 87.183
HIERARCH ESO ISS PBL13 END 88.31
HIERARCH ESO ISS PBLA13 START 73.8
HIERARCH ESO ISS PBLA13 END 74.2
HIERARCH ESO ISS PBL14 START 161.792
HIERARCH ESO ISS PBL14 END 161.786
HIERARCH ESO ISS PBLA14 START 359.254
HIERARCH ESO ISS PBLA14 END 359.704
HIERARCH ESO ISS PBL23 START 81.087
HIERARCH ESO ISS PBL23 END 81.739
HIERARCH ESO ISS PBLA23 START 42.9
HIERARCH ESO ISS PBLA23 END 43.7
HIERARCH ESO ISS PBL24 START 199.168
HIERARCH ESO ISS PBL24 END 199.106
HIERARCH ESO ISS PBLA24 START 351.17
HIERARCH ESO ISS PBLA24 END 351.512
HIERARCH ESO ISS PBL34 START 162.044
HIERARCH ESO ISS PBL34 END 162.33
HIERARCH ESO ISS PBLA34 START 328.025
HIERARCH ESO ISS PBLA34 END 328.089
HIERARCH ESO ISS AMBI TAU0 START 0.004809
HIERARCH ESO ISS AMBI TAU0 END 0.004474
HIERARCH ESO ISS AMBI TEMP 14.65
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.64