Exposure
ID
GRAVI.2025-01-08T02:40:02.024_1
Header ID
GRAVI.2025-01-08T02:40:02.024
Date updated
2025-01-08 02:50:51 UTC+0000
Release date
2025-01-08 02:40:02 UTC+0000
UTC Start
2025-01-08 02:40:02.024
UTC End
2025-01-08 02:42:42.024
MJD Start
60683.11113454
MJD End
60683.112986391854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0055775
Ambient temperature (°C)
14.47
Seeing (arcsec)
0.55
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 45.6060 45.7370 140.9000 141.0000
A0-J2 90.9610 92.0530 75.2000 75.6000
A0-J6 161.7920 161.8030 0.7780 1.2280
B5-J2 83.3050 83.9630 45.3000 46.0000
B5-J6 198.9660 198.9110 352.3350 352.6820
J2-J6 162.9830 163.2430 328.2570 328.3350
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 60683.11113454
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 45.606
HIERARCH ESO ISS PBL12 END 45.737
HIERARCH ESO ISS PBLA12 START 140.9
HIERARCH ESO ISS PBLA12 END 141.0
HIERARCH ESO ISS PBL13 START 90.961
HIERARCH ESO ISS PBL13 END 92.053
HIERARCH ESO ISS PBLA13 START 75.2
HIERARCH ESO ISS PBLA13 END 75.6
HIERARCH ESO ISS PBL14 START 161.792
HIERARCH ESO ISS PBL14 END 161.803
HIERARCH ESO ISS PBLA14 START 0.778
HIERARCH ESO ISS PBLA14 END 1.228
HIERARCH ESO ISS PBL23 START 83.305
HIERARCH ESO ISS PBL23 END 83.963
HIERARCH ESO ISS PBLA23 START 45.3
HIERARCH ESO ISS PBLA23 END 46.0
HIERARCH ESO ISS PBL24 START 198.966
HIERARCH ESO ISS PBL24 END 198.911
HIERARCH ESO ISS PBLA24 START 352.335
HIERARCH ESO ISS PBLA24 END 352.682
HIERARCH ESO ISS PBL34 START 162.983
HIERARCH ESO ISS PBL34 END 163.243
HIERARCH ESO ISS PBLA34 START 328.257
HIERARCH ESO ISS PBLA34 END 328.335
HIERARCH ESO ISS AMBI TAU0 START 0.005349
HIERARCH ESO ISS AMBI TAU0 END 0.005806
HIERARCH ESO ISS AMBI TEMP 14.47
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.52