Exposure
ID
PIONI.2025-06-22T07:38:14.952_1
Header ID
PIONI.2025-06-22T07:38:14.952
Date updated
2025-06-22 07:45:56 UTC+0000
Release date
2025-06-22 07:38:14 UTC+0000
UTC Start
2025-06-22 07:38:14.952
UTC End
2025-06-22 07:38:40.552
MJD Start
60848.318228615
MJD End
60848.318524911294
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002196
Ambient temperature (°C)
11.51
Seeing (arcsec)
0.54
Observation
ID
68196
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
50694
Name
eps Sgr
RA
276.042721
DEC
-34.38532
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 58.9520 58.8850 295.9000 296.0000
K0-D0 79.2370 79.1190 271.9000 272.0000
K0-J3 56.5550 56.5550 352.7450 352.8320
G2-D0 34.8680 34.8360 228.6000 228.6000
G2-J3 55.0380 54.9770 56.5100 56.5530
D0-J3 89.7020 89.6090 53.4410 53.4820
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 60848.318228615
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME eps Sgr
RA 276.042721
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 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 58.952
HIERARCH ESO ISS PBL12 END 58.885
HIERARCH ESO ISS PBLA12 START 295.9
HIERARCH ESO ISS PBLA12 END 296.0
HIERARCH ESO ISS PBL13 START 79.237
HIERARCH ESO ISS PBL13 END 79.119
HIERARCH ESO ISS PBLA13 START 271.9
HIERARCH ESO ISS PBLA13 END 272.0
HIERARCH ESO ISS PBL14 START 56.555
HIERARCH ESO ISS PBL14 END 56.555
HIERARCH ESO ISS PBLA14 START 352.745
HIERARCH ESO ISS PBLA14 END 352.832
HIERARCH ESO ISS PBL23 START 34.868
HIERARCH ESO ISS PBL23 END 34.836
HIERARCH ESO ISS PBLA23 START 228.6
HIERARCH ESO ISS PBLA23 END 228.6
HIERARCH ESO ISS PBL24 START 55.038
HIERARCH ESO ISS PBL24 END 54.977
HIERARCH ESO ISS PBLA24 START 56.51
HIERARCH ESO ISS PBLA24 END 56.553
HIERARCH ESO ISS PBL34 START 89.702
HIERARCH ESO ISS PBL34 END 89.609
HIERARCH ESO ISS PBLA34 START 53.441
HIERARCH ESO ISS PBLA34 END 53.482
HIERARCH ESO ISS AMBI TAU0 START 0.002196
HIERARCH ESO ISS AMBI TAU0 END 0.002196
HIERARCH ESO ISS AMBI TEMP 11.51
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.54