Exposure
ID
GRAVI.2025-01-04T02:57:47.745_1
Header ID
GRAVI.2025-01-04T02:57:47.745
Date updated
2025-01-04 03:10:48 UTC+0000
Release date
2026-01-04 03:10:48 UTC+0000
UTC Start
2025-01-04 02:57:47.745
UTC End
2025-01-04 03:00:27.745
MJD Start
60679.12346927
MJD End
60679.12532112186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.007534000000000001
Ambient temperature (°C)
12.45
Seeing (arcsec)
0.51
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
JADLOVSKý / 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 46.0880 46.2070 140.7000 140.8000
A0-J2 100.9900 101.9360 76.3000 76.7000
A0-J6 164.3350 164.3780 4.6330 5.0720
B5-J2 91.1680 91.7640 49.1000 49.7000
B5-J6 200.1130 200.0880 355.4460 355.8000
J2-J6 163.5370 163.7750 328.7600 328.8830
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 60679.12346927
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 46.088
HIERARCH ESO ISS PBL12 END 46.207
HIERARCH ESO ISS PBLA12 START 140.7
HIERARCH ESO ISS PBLA12 END 140.8
HIERARCH ESO ISS PBL13 START 100.99
HIERARCH ESO ISS PBL13 END 101.936
HIERARCH ESO ISS PBLA13 START 76.3
HIERARCH ESO ISS PBLA13 END 76.7
HIERARCH ESO ISS PBL14 START 164.335
HIERARCH ESO ISS PBL14 END 164.378
HIERARCH ESO ISS PBLA14 START 4.633
HIERARCH ESO ISS PBLA14 END 5.072
HIERARCH ESO ISS PBL23 START 91.168
HIERARCH ESO ISS PBL23 END 91.764
HIERARCH ESO ISS PBLA23 START 49.1
HIERARCH ESO ISS PBLA23 END 49.7
HIERARCH ESO ISS PBL24 START 200.113
HIERARCH ESO ISS PBL24 END 200.088
HIERARCH ESO ISS PBLA24 START 355.446
HIERARCH ESO ISS PBLA24 END 355.8
HIERARCH ESO ISS PBL34 START 163.537
HIERARCH ESO ISS PBL34 END 163.775
HIERARCH ESO ISS PBLA34 START 328.76
HIERARCH ESO ISS PBLA34 END 328.883
HIERARCH ESO ISS AMBI TAU0 START 0.008103
HIERARCH ESO ISS AMBI TAU0 END 0.006965
HIERARCH ESO ISS AMBI TEMP 12.45
HIERARCH ESO ISS AMBI FWHM START 0.46
HIERARCH ESO ISS AMBI FWHM END 0.56