Exposure
ID
GRAVI.2025-02-22T03:49:41.463_1
Header ID
GRAVI.2025-02-22T03:49:41.463
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 03:49:41.463
UTC End
2025-02-22 03:52:21.463
MJD Start
60728.15950767
MJD End
60728.16135952186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0083035
Ambient temperature (°C)
15.25
Seeing (arcsec)
0.6950000000000001
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 47.7430 47.7050 160.6000 161.0000
A0-J2 122.6220 122.1240 100.1000 100.4000
A0-J6 168.9530 168.8450 32.7710 32.9740
B5-J2 107.4890 107.1090 77.3000 77.5000
B5-J6 201.7840 201.7530 21.9980 22.2360
J2-J6 166.1020 166.0490 349.8430 350.2080
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 60728.15950767
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 47.743
HIERARCH ESO ISS PBL12 END 47.705
HIERARCH ESO ISS PBLA12 START 160.6
HIERARCH ESO ISS PBLA12 END 161.0
HIERARCH ESO ISS PBL13 START 122.622
HIERARCH ESO ISS PBL13 END 122.124
HIERARCH ESO ISS PBLA13 START 100.1
HIERARCH ESO ISS PBLA13 END 100.4
HIERARCH ESO ISS PBL14 START 168.953
HIERARCH ESO ISS PBL14 END 168.845
HIERARCH ESO ISS PBLA14 START 32.771
HIERARCH ESO ISS PBLA14 END 32.974
HIERARCH ESO ISS PBL23 START 107.489
HIERARCH ESO ISS PBL23 END 107.109
HIERARCH ESO ISS PBLA23 START 77.3
HIERARCH ESO ISS PBLA23 END 77.5
HIERARCH ESO ISS PBL24 START 201.784
HIERARCH ESO ISS PBL24 END 201.753
HIERARCH ESO ISS PBLA24 START 21.998
HIERARCH ESO ISS PBLA24 END 22.236
HIERARCH ESO ISS PBL34 START 166.102
HIERARCH ESO ISS PBL34 END 166.049
HIERARCH ESO ISS PBLA34 START 349.843
HIERARCH ESO ISS PBLA34 END 350.208
HIERARCH ESO ISS AMBI TAU0 START 0.008049
HIERARCH ESO ISS AMBI TAU0 END 0.008558
HIERARCH ESO ISS AMBI TEMP 15.25
HIERARCH ESO ISS AMBI FWHM START 0.66
HIERARCH ESO ISS AMBI FWHM END 0.73