Exposure
ID
PIONI.2025-06-16T04:24:51.776_1
Header ID
PIONI.2025-06-16T04:24:51.776
Date updated
2025-06-16 04:41:55 UTC+0000
Release date
2025-06-16 04:24:51 UTC+0000
UTC Start
2025-06-16 04:24:51.776
UTC End
2025-06-16 04:25:17.376
MJD Start
60842.1839325875
MJD End
60842.184228883794
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.00414
Ambient temperature (°C)
6.69
Seeing (arcsec)
0.7
Observation
ID
68116
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
50632
Name
eps Sgr
RA
276.041375
DEC
-34.38532
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 86.7840 86.8370 107.5000 107.6000
A0-J2 125.5980 125.6640 83.7000 83.8000
A0-K0 126.4300 126.4680 61.9680 62.0620
G1-J2 58.0350 58.0420 46.5000 46.6000
G1-K0 90.2960 90.2920 18.6320 18.7100
J2-K0 47.4850 47.4910 343.8160 343.8740
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 60842.1839325875
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME eps Sgr
RA 276.041375
DEC -34.38532
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 86.784
HIERARCH ESO ISS PBL12 END 86.837
HIERARCH ESO ISS PBLA12 START 107.5
HIERARCH ESO ISS PBLA12 END 107.6
HIERARCH ESO ISS PBL13 START 125.598
HIERARCH ESO ISS PBL13 END 125.664
HIERARCH ESO ISS PBLA13 START 83.7
HIERARCH ESO ISS PBLA13 END 83.8
HIERARCH ESO ISS PBL14 START 126.43
HIERARCH ESO ISS PBL14 END 126.468
HIERARCH ESO ISS PBLA14 START 61.968
HIERARCH ESO ISS PBLA14 END 62.062
HIERARCH ESO ISS PBL23 START 58.035
HIERARCH ESO ISS PBL23 END 58.042
HIERARCH ESO ISS PBLA23 START 46.5
HIERARCH ESO ISS PBLA23 END 46.6
HIERARCH ESO ISS PBL24 START 90.296
HIERARCH ESO ISS PBL24 END 90.292
HIERARCH ESO ISS PBLA24 START 18.632
HIERARCH ESO ISS PBLA24 END 18.71
HIERARCH ESO ISS PBL34 START 47.485
HIERARCH ESO ISS PBL34 END 47.491
HIERARCH ESO ISS PBLA34 START 343.816
HIERARCH ESO ISS PBLA34 END 343.874
HIERARCH ESO ISS AMBI TAU0 START 0.00414
HIERARCH ESO ISS AMBI TAU0 END 0.00414
HIERARCH ESO ISS AMBI TEMP 6.69
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.7