Exposure
ID
GRAVI.2025-01-09T07:17:04.965_1
Header ID
GRAVI.2025-01-09T07:17:04.965
Date updated
2025-01-09 07:30:46 UTC+0000
Release date
2025-01-09 07:17:04 UTC+0000
UTC Start
2025-01-09 07:17:04.965
UTC End
2025-01-09 07:19:44.965
MJD Start
60684.30352969
MJD End
60684.30538154185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0057305
Ambient temperature (°C)
14.22
Seeing (arcsec)
1.095
Observation
ID
63094
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
47004
Name
HD_57478
RA
110.241636
DEC
-14.36049
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 45.3330 45.2970 170.4000 170.8000
A0-J2 104.1240 103.1890 104.3000 104.6000
A0-J6 167.1220 166.9020 35.7980 35.8770
B5-J2 95.2640 94.5360 78.5000 78.6000
B5-J6 201.5450 201.4760 26.5780 26.7220
J2-J6 161.2240 161.2150 358.8720 359.2640
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 60684.30352969
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 57478
HIERARCH ESO INS SOBJ NAME HD_57478
RA 110.241636
DEC -14.36049
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 45.333
HIERARCH ESO ISS PBL12 END 45.297
HIERARCH ESO ISS PBLA12 START 170.4
HIERARCH ESO ISS PBLA12 END 170.8
HIERARCH ESO ISS PBL13 START 104.124
HIERARCH ESO ISS PBL13 END 103.189
HIERARCH ESO ISS PBLA13 START 104.3
HIERARCH ESO ISS PBLA13 END 104.6
HIERARCH ESO ISS PBL14 START 167.122
HIERARCH ESO ISS PBL14 END 166.902
HIERARCH ESO ISS PBLA14 START 35.798
HIERARCH ESO ISS PBLA14 END 35.877
HIERARCH ESO ISS PBL23 START 95.264
HIERARCH ESO ISS PBL23 END 94.536
HIERARCH ESO ISS PBLA23 START 78.5
HIERARCH ESO ISS PBLA23 END 78.6
HIERARCH ESO ISS PBL24 START 201.545
HIERARCH ESO ISS PBL24 END 201.476
HIERARCH ESO ISS PBLA24 START 26.578
HIERARCH ESO ISS PBLA24 END 26.722
HIERARCH ESO ISS PBL34 START 161.224
HIERARCH ESO ISS PBL34 END 161.215
HIERARCH ESO ISS PBLA34 START 358.872
HIERARCH ESO ISS PBLA34 END 359.264
HIERARCH ESO ISS AMBI TAU0 START 0.005217
HIERARCH ESO ISS AMBI TAU0 END 0.006244
HIERARCH ESO ISS AMBI TEMP 14.22
HIERARCH ESO ISS AMBI FWHM START 1.38
HIERARCH ESO ISS AMBI FWHM END 0.81