Exposure
ID
PIONI.2025-06-16T04:41:41.689_1
Header ID
PIONI.2025-06-16T04:41:41.689
Date updated
2025-06-16 04:57:02 UTC+0000
Release date
2025-06-16 04:41:41 UTC+0000
UTC Start
2025-06-16 04:41:41.689
UTC End
2025-06-16 04:42:07.289
MJD Start
60842.1956214048
MJD End
60842.195917701094
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002335
Ambient temperature (°C)
6.71
Seeing (arcsec)
1.58
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 88.1200 88.1620 109.6000 109.7000
A0-J2 127.2100 127.2590 86.1000 86.2000
A0-K0 127.3220 127.3470 64.5550 64.6460
G1-J2 58.1900 58.1930 49.0000 49.1000
G1-K0 90.1570 90.1520 20.7710 20.8460
J2-K0 47.6490 47.6540 345.4800 345.5400
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 60842.1956214048
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 88.12
HIERARCH ESO ISS PBL12 END 88.162
HIERARCH ESO ISS PBLA12 START 109.6
HIERARCH ESO ISS PBLA12 END 109.7
HIERARCH ESO ISS PBL13 START 127.21
HIERARCH ESO ISS PBL13 END 127.259
HIERARCH ESO ISS PBLA13 START 86.1
HIERARCH ESO ISS PBLA13 END 86.2
HIERARCH ESO ISS PBL14 START 127.322
HIERARCH ESO ISS PBL14 END 127.347
HIERARCH ESO ISS PBLA14 START 64.555
HIERARCH ESO ISS PBLA14 END 64.646
HIERARCH ESO ISS PBL23 START 58.19
HIERARCH ESO ISS PBL23 END 58.193
HIERARCH ESO ISS PBLA23 START 49.0
HIERARCH ESO ISS PBLA23 END 49.1
HIERARCH ESO ISS PBL24 START 90.157
HIERARCH ESO ISS PBL24 END 90.152
HIERARCH ESO ISS PBLA24 START 20.771
HIERARCH ESO ISS PBLA24 END 20.846
HIERARCH ESO ISS PBL34 START 47.649
HIERARCH ESO ISS PBL34 END 47.654
HIERARCH ESO ISS PBLA34 START 345.48
HIERARCH ESO ISS PBLA34 END 345.54
HIERARCH ESO ISS AMBI TAU0 START 0.002335
HIERARCH ESO ISS AMBI TAU0 END 0.002335
HIERARCH ESO ISS AMBI TEMP 6.71
HIERARCH ESO ISS AMBI FWHM START 1.58
HIERARCH ESO ISS AMBI FWHM END 1.58