Exposure
ID
GRAVI.2025-01-08T02:03:01.930_1
Header ID
GRAVI.2025-01-08T02:03:01.930
Date updated
2025-02-26 12:50:48 UTC+0000
Release date
2026-01-08 02:15:46 UTC+0000
UTC Start
2025-01-08 02:03:01.930
UTC End
2025-01-08 02:05:41.930
MJD Start
60683.08543901
MJD End
60683.087290861855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0039095
Ambient temperature (°C)
14.89
Seeing (arcsec)
0.875
Observation
ID
63118
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
47023
Name
QY_Pup
RA
116.909357
DEC
-15.99067
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 45.8460 45.9720 141.3000 141.3000
A0-J2 89.2530 90.3800 76.5000 76.8000
A0-J6 160.2810 160.2880 0.3490 0.8040
B5-J2 81.1590 81.8490 45.7000 46.4000
B5-J6 197.9990 197.9310 351.9620 352.3090
J2-J6 163.6760 163.9190 328.3930 328.4600
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 60683.08543901
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME V QY Pup
HIERARCH ESO INS SOBJ NAME QY_Pup
RA 116.909357
DEC -15.99067
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 45.846
HIERARCH ESO ISS PBL12 END 45.972
HIERARCH ESO ISS PBLA12 START 141.3
HIERARCH ESO ISS PBLA12 END 141.3
HIERARCH ESO ISS PBL13 START 89.253
HIERARCH ESO ISS PBL13 END 90.38
HIERARCH ESO ISS PBLA13 START 76.5
HIERARCH ESO ISS PBLA13 END 76.8
HIERARCH ESO ISS PBL14 START 160.281
HIERARCH ESO ISS PBL14 END 160.288
HIERARCH ESO ISS PBLA14 START 0.349
HIERARCH ESO ISS PBLA14 END 0.804
HIERARCH ESO ISS PBL23 START 81.159
HIERARCH ESO ISS PBL23 END 81.849
HIERARCH ESO ISS PBLA23 START 45.7
HIERARCH ESO ISS PBLA23 END 46.4
HIERARCH ESO ISS PBL24 START 197.999
HIERARCH ESO ISS PBL24 END 197.931
HIERARCH ESO ISS PBLA24 START 351.962
HIERARCH ESO ISS PBLA24 END 352.309
HIERARCH ESO ISS PBL34 START 163.676
HIERARCH ESO ISS PBL34 END 163.919
HIERARCH ESO ISS PBLA34 START 328.393
HIERARCH ESO ISS PBLA34 END 328.46
HIERARCH ESO ISS AMBI TAU0 START 0.0037
HIERARCH ESO ISS AMBI TAU0 END 0.004119
HIERARCH ESO ISS AMBI TEMP 14.89
HIERARCH ESO ISS AMBI FWHM START 0.93
HIERARCH ESO ISS AMBI FWHM END 0.82