Exposure
ID
GRAVI.2025-01-08T01:39:16.870_1
Header ID
GRAVI.2025-01-08T01:39:16.870
Date updated
2025-01-08 01:50:46 UTC+0000
Release date
2025-01-08 01:39:16 UTC+0000
UTC Start
2025-01-08 01:39:16.870
UTC End
2025-01-08 01:41:56.870
MJD Start
60683.06894525
MJD End
60683.07079710186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.004261
Ambient temperature (°C)
15.14
Seeing (arcsec)
0.8300000000000001
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 46.3140 46.4290 141.7000 141.7000
A0-J2 89.7700 90.9090 78.5000 78.8000
A0-J6 158.6230 158.6370 0.7950 1.2540
B5-J2 80.3090 81.0330 47.5000 48.2000
B5-J6 196.7240 196.6480 352.2490 352.5990
J2-J6 164.7600 164.9700 328.6390 328.7040
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 60683.06894525
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 46.314
HIERARCH ESO ISS PBL12 END 46.429
HIERARCH ESO ISS PBLA12 START 141.7
HIERARCH ESO ISS PBLA12 END 141.7
HIERARCH ESO ISS PBL13 START 89.77
HIERARCH ESO ISS PBL13 END 90.909
HIERARCH ESO ISS PBLA13 START 78.5
HIERARCH ESO ISS PBLA13 END 78.8
HIERARCH ESO ISS PBL14 START 158.623
HIERARCH ESO ISS PBL14 END 158.637
HIERARCH ESO ISS PBLA14 START 0.795
HIERARCH ESO ISS PBLA14 END 1.254
HIERARCH ESO ISS PBL23 START 80.309
HIERARCH ESO ISS PBL23 END 81.033
HIERARCH ESO ISS PBLA23 START 47.5
HIERARCH ESO ISS PBLA23 END 48.2
HIERARCH ESO ISS PBL24 START 196.724
HIERARCH ESO ISS PBL24 END 196.648
HIERARCH ESO ISS PBLA24 START 352.249
HIERARCH ESO ISS PBLA24 END 352.599
HIERARCH ESO ISS PBL34 START 164.76
HIERARCH ESO ISS PBL34 END 164.97
HIERARCH ESO ISS PBLA34 START 328.639
HIERARCH ESO ISS PBLA34 END 328.704
HIERARCH ESO ISS AMBI TAU0 START 0.004261
HIERARCH ESO ISS AMBI TAU0 END 0.004261
HIERARCH ESO ISS AMBI TEMP 15.14
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.86