Exposure
ID
PIONI.2025-06-22T08:01:19.932_1
Header ID
PIONI.2025-06-22T08:01:19.932
Date updated
2025-06-22 08:10:50 UTC+0000
Release date
2025-06-22 08:01:19 UTC+0000
UTC Start
2025-06-22 08:01:19.932
UTC End
2025-06-22 08:01:45.532
MJD Start
60848.334258467
MJD End
60848.3345547633
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002671
Ambient temperature (°C)
11.41
Seeing (arcsec)
0.52
Observation
ID
68195
Category
calibrator
Program ID
115.27VC.001
Program Title
UNVEILING THE MASS-LOSS PROCESS OF RED SUPERGIANTS: IMAGING THE RED SUPERGIANT VX SAGITARII WITH VLTI AND ALMA
Program Type
Normal
PI / COI
JADLOVSKY / WITTKOWSKI / CHIAVASSA / KRAVCHENKO / KRTICKA / PALADINI / HÖFNER / FREYTAG / HUMPHREYS
Target
ID
50693
Name
HD 168592
RA
275.577086
DEC
-38.65706
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 57.5500 57.4870 303.4000 303.5000
K0-D0 74.6600 74.5380 279.2000 279.3000
K0-J3 56.4940 56.4950 356.3680 356.4560
G2-D0 32.3950 32.3570 232.4000 232.4000
G2-J3 50.8770 50.8060 60.9460 60.9950
D0-J3 83.0500 82.9410 57.6120 57.6580
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.27VC.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60848.334258467
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 168592
RA 275.577086
DEC -38.65706
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 57.55
HIERARCH ESO ISS PBL12 END 57.487
HIERARCH ESO ISS PBLA12 START 303.4
HIERARCH ESO ISS PBLA12 END 303.5
HIERARCH ESO ISS PBL13 START 74.66
HIERARCH ESO ISS PBL13 END 74.538
HIERARCH ESO ISS PBLA13 START 279.2
HIERARCH ESO ISS PBLA13 END 279.3
HIERARCH ESO ISS PBL14 START 56.494
HIERARCH ESO ISS PBL14 END 56.495
HIERARCH ESO ISS PBLA14 START 356.368
HIERARCH ESO ISS PBLA14 END 356.456
HIERARCH ESO ISS PBL23 START 32.395
HIERARCH ESO ISS PBL23 END 32.357
HIERARCH ESO ISS PBLA23 START 232.4
HIERARCH ESO ISS PBLA23 END 232.4
HIERARCH ESO ISS PBL24 START 50.877
HIERARCH ESO ISS PBL24 END 50.806
HIERARCH ESO ISS PBLA24 START 60.946
HIERARCH ESO ISS PBLA24 END 60.995
HIERARCH ESO ISS PBL34 START 83.05
HIERARCH ESO ISS PBL34 END 82.941
HIERARCH ESO ISS PBLA34 START 57.612
HIERARCH ESO ISS PBLA34 END 57.658
HIERARCH ESO ISS AMBI TAU0 START 0.002671
HIERARCH ESO ISS AMBI TAU0 END 0.002671
HIERARCH ESO ISS AMBI TEMP 11.41
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.52