Exposure
ID
GRAVI.2025-02-22T03:52:59.472_1
Header ID
GRAVI.2025-02-22T03:52:59.472
Date updated
2025-02-26 12:50:48 UTC+0000
Release date
2026-02-22 04:00:41 UTC+0000
UTC Start
2025-02-22 03:52:59.472
UTC End
2025-02-22 03:55:39.472
MJD Start
60728.16179944
MJD End
60728.163651291856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.008263
Ambient temperature (°C)
15.37
Seeing (arcsec)
0.79
Observation
ID
63095
Category
science
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
47005
Name
SCI_V407_Pup
RA
119.474194
DEC
-20.42867
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 47.7010 47.6630 161.0000 161.4000
A0-J2 122.0650 121.5490 100.4000 100.7000
A0-J6 168.8310 168.7140 32.9970 33.1970
B5-J2 107.0630 106.6650 77.6000 77.8000
B5-J6 201.7490 201.7120 22.2630 22.4980
J2-J6 166.0420 165.9910 350.2500 350.6160
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27NF.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60728.16179944
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME V V407 Pup
HIERARCH ESO INS SOBJ NAME SCI_V407_Pup
RA 119.474194
DEC -20.42867
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 47.701
HIERARCH ESO ISS PBL12 END 47.663
HIERARCH ESO ISS PBLA12 START 161.0
HIERARCH ESO ISS PBLA12 END 161.4
HIERARCH ESO ISS PBL13 START 122.065
HIERARCH ESO ISS PBL13 END 121.549
HIERARCH ESO ISS PBLA13 START 100.4
HIERARCH ESO ISS PBLA13 END 100.7
HIERARCH ESO ISS PBL14 START 168.831
HIERARCH ESO ISS PBL14 END 168.714
HIERARCH ESO ISS PBLA14 START 32.997
HIERARCH ESO ISS PBLA14 END 33.197
HIERARCH ESO ISS PBL23 START 107.063
HIERARCH ESO ISS PBL23 END 106.665
HIERARCH ESO ISS PBLA23 START 77.6
HIERARCH ESO ISS PBLA23 END 77.8
HIERARCH ESO ISS PBL24 START 201.749
HIERARCH ESO ISS PBL24 END 201.712
HIERARCH ESO ISS PBLA24 START 22.263
HIERARCH ESO ISS PBLA24 END 22.498
HIERARCH ESO ISS PBL34 START 166.042
HIERARCH ESO ISS PBL34 END 165.991
HIERARCH ESO ISS PBLA34 START 350.25
HIERARCH ESO ISS PBLA34 END 350.616
HIERARCH ESO ISS AMBI TAU0 START 0.008558
HIERARCH ESO ISS AMBI TAU0 END 0.007968
HIERARCH ESO ISS AMBI TEMP 15.37
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.85