Exposure
ID
GRAVI.2025-01-08T02:26:40.991_1
Header ID
GRAVI.2025-01-08T02:26:40.991
Date updated
2025-01-08 02:40:54 UTC+0000
Release date
2025-01-08 02:26:40 UTC+0000
UTC Start
2025-01-08 02:26:40.991
UTC End
2025-01-08 02:29:20.991
MJD Start
60683.10186332
MJD End
60683.1037151719
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0043955
Ambient temperature (°C)
14.74
Seeing (arcsec)
0.69
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 44.9820 45.1260 140.9000 140.9000
A0-J2 85.9100 87.0490 73.3000 73.7000
A0-J6 161.8040 161.7930 358.7510 359.2010
B5-J2 80.3620 81.0110 42.1000 42.9000
B5-J6 199.2390 199.1760 350.7890 351.1290
J2-J6 161.7160 162.0100 327.9590 328.0180
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 60683.10186332
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 44.982
HIERARCH ESO ISS PBL12 END 45.126
HIERARCH ESO ISS PBLA12 START 140.9
HIERARCH ESO ISS PBLA12 END 140.9
HIERARCH ESO ISS PBL13 START 85.91
HIERARCH ESO ISS PBL13 END 87.049
HIERARCH ESO ISS PBLA13 START 73.3
HIERARCH ESO ISS PBLA13 END 73.7
HIERARCH ESO ISS PBL14 START 161.804
HIERARCH ESO ISS PBL14 END 161.793
HIERARCH ESO ISS PBLA14 START 358.751
HIERARCH ESO ISS PBLA14 END 359.201
HIERARCH ESO ISS PBL23 START 80.362
HIERARCH ESO ISS PBL23 END 81.011
HIERARCH ESO ISS PBLA23 START 42.1
HIERARCH ESO ISS PBLA23 END 42.9
HIERARCH ESO ISS PBL24 START 199.239
HIERARCH ESO ISS PBL24 END 199.176
HIERARCH ESO ISS PBLA24 START 350.789
HIERARCH ESO ISS PBLA24 END 351.129
HIERARCH ESO ISS PBL34 START 161.716
HIERARCH ESO ISS PBL34 END 162.01
HIERARCH ESO ISS PBLA34 START 327.959
HIERARCH ESO ISS PBLA34 END 328.018
HIERARCH ESO ISS AMBI TAU0 START 0.004467
HIERARCH ESO ISS AMBI TAU0 END 0.004324
HIERARCH ESO ISS AMBI TEMP 14.74
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.64