Exposure
ID
GRAVI.2025-01-04T02:54:29.736_1
Header ID
GRAVI.2025-01-04T02:54:29.736
Date updated
2025-01-04 03:05:39 UTC+0000
Release date
2026-01-04 03:05:39 UTC+0000
UTC Start
2025-01-04 02:54:29.736
UTC End
2025-01-04 02:57:09.736
MJD Start
60679.1211775
MJD End
60679.12302935185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0062975
Ambient temperature (°C)
12.52
Seeing (arcsec)
0.515
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 45.9530 46.0750 140.7000 140.7000
A0-J2 99.9290 100.8890 75.8000 76.2000
A0-J6 164.2910 164.3300 4.1470 4.5870
B5-J2 90.5050 91.1040 48.5000 49.1000
B5-J6 200.1430 200.1160 355.0560 355.4090
J2-J6 163.2650 163.5110 328.6290 328.7470
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 60679.1211775
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 45.953
HIERARCH ESO ISS PBL12 END 46.075
HIERARCH ESO ISS PBLA12 START 140.7
HIERARCH ESO ISS PBLA12 END 140.7
HIERARCH ESO ISS PBL13 START 99.929
HIERARCH ESO ISS PBL13 END 100.889
HIERARCH ESO ISS PBLA13 START 75.8
HIERARCH ESO ISS PBLA13 END 76.2
HIERARCH ESO ISS PBL14 START 164.291
HIERARCH ESO ISS PBL14 END 164.33
HIERARCH ESO ISS PBLA14 START 4.147
HIERARCH ESO ISS PBLA14 END 4.587
HIERARCH ESO ISS PBL23 START 90.505
HIERARCH ESO ISS PBL23 END 91.104
HIERARCH ESO ISS PBLA23 START 48.5
HIERARCH ESO ISS PBLA23 END 49.1
HIERARCH ESO ISS PBL24 START 200.143
HIERARCH ESO ISS PBL24 END 200.116
HIERARCH ESO ISS PBLA24 START 355.056
HIERARCH ESO ISS PBLA24 END 355.409
HIERARCH ESO ISS PBL34 START 163.265
HIERARCH ESO ISS PBL34 END 163.511
HIERARCH ESO ISS PBLA34 START 328.629
HIERARCH ESO ISS PBLA34 END 328.747
HIERARCH ESO ISS AMBI TAU0 START 0.005342
HIERARCH ESO ISS AMBI TAU0 END 0.007253
HIERARCH ESO ISS AMBI TEMP 12.52
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.49