Exposure
ID
PIONI.2025-05-31T09:22:19.333_1
Header ID
PIONI.2025-05-31T09:22:19.333
Date updated
2025-05-31 09:37:38 UTC+0000
Release date
2025-05-31 09:22:19 UTC+0000
UTC Start
2025-05-31 09:22:19.333
UTC End
2025-05-31 09:22:57.733
MJD Start
60826.3905015378
MJD End
60826.39094598224
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.004489
Ambient temperature (°C)
15.01
Seeing (arcsec)
0.32
Observation
ID
67681
Category
calibrator
Program ID
115.283B.001
Program Title
WHAT MAKES THE SYMBIOTIC GIANT IN FG SER BREATHE?
Program Type
Normal
PI / COI
MERC / BOFFIN
Target
ID
50334
Name
HD 166562
RA
272.817848
DEC
-0.65931
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 39.3540 39.3450 175.3000 175.5000
A0-J2 87.7910 87.4530 94.5000 94.5000
A0-J6 169.3180 169.2940 35.1250 35.1160
B5-J2 90.3090 90.0880 69.0000 69.0000
B5-J6 201.1400 201.1690 27.9300 27.9480
J2-J6 145.7070 145.7270 3.8890 4.0090
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.283B.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60826.3905015378
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 166562
RA 272.817848
DEC -0.65931
HIERARCH ESO INS OPTI2 NAME GRISM
HIERARCH ESO INS OPTI2 ID GRISM
HIERARCH ESO INS FILT1 NAME H
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
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 39.354
HIERARCH ESO ISS PBL12 END 39.345
HIERARCH ESO ISS PBLA12 START 175.3
HIERARCH ESO ISS PBLA12 END 175.5
HIERARCH ESO ISS PBL13 START 87.791
HIERARCH ESO ISS PBL13 END 87.453
HIERARCH ESO ISS PBLA13 START 94.5
HIERARCH ESO ISS PBLA13 END 94.5
HIERARCH ESO ISS PBL14 START 169.318
HIERARCH ESO ISS PBL14 END 169.294
HIERARCH ESO ISS PBLA14 START 35.125
HIERARCH ESO ISS PBLA14 END 35.116
HIERARCH ESO ISS PBL23 START 90.309
HIERARCH ESO ISS PBL23 END 90.088
HIERARCH ESO ISS PBLA23 START 69.0
HIERARCH ESO ISS PBLA23 END 69.0
HIERARCH ESO ISS PBL24 START 201.14
HIERARCH ESO ISS PBL24 END 201.169
HIERARCH ESO ISS PBLA24 START 27.93
HIERARCH ESO ISS PBLA24 END 27.948
HIERARCH ESO ISS PBL34 START 145.707
HIERARCH ESO ISS PBL34 END 145.727
HIERARCH ESO ISS PBLA34 START 3.889
HIERARCH ESO ISS PBLA34 END 4.009
HIERARCH ESO ISS AMBI TAU0 START 0.004489
HIERARCH ESO ISS AMBI TAU0 END 0.004489
HIERARCH ESO ISS AMBI TEMP 15.01
HIERARCH ESO ISS AMBI FWHM START 0.32
HIERARCH ESO ISS AMBI FWHM END 0.32