Exposure
ID
PIONI.2025-06-17T07:43:10.419_1
Header ID
PIONI.2025-06-17T07:43:10.419
Date updated
2025-06-17 07:50:54 UTC+0000
Release date
2025-06-17 07:43:10 UTC+0000
UTC Start
2025-06-17 07:43:10.419
UTC End
2025-06-17 07:43:36.019
MJD Start
60843.3216483667
MJD End
60843.321944662996
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003417
Ambient temperature (°C)
6.65
Seeing (arcsec)
0.88
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 85.7010 85.6590 137.9000 138.0000
A0-J2 114.8600 114.7430 114.4000 114.5000
A0-K0 109.3410 109.1970 89.8160 89.9010
G1-J2 49.8250 49.7630 71.1000 71.2000
G1-K0 82.3900 82.3380 39.0660 39.1070
J2-K0 48.1030 48.1010 5.6920 5.7580
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 60843.3216483667
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 85.701
HIERARCH ESO ISS PBL12 END 85.659
HIERARCH ESO ISS PBLA12 START 137.9
HIERARCH ESO ISS PBLA12 END 138.0
HIERARCH ESO ISS PBL13 START 114.86
HIERARCH ESO ISS PBL13 END 114.743
HIERARCH ESO ISS PBLA13 START 114.4
HIERARCH ESO ISS PBLA13 END 114.5
HIERARCH ESO ISS PBL14 START 109.341
HIERARCH ESO ISS PBL14 END 109.197
HIERARCH ESO ISS PBLA14 START 89.816
HIERARCH ESO ISS PBLA14 END 89.901
HIERARCH ESO ISS PBL23 START 49.825
HIERARCH ESO ISS PBL23 END 49.763
HIERARCH ESO ISS PBLA23 START 71.1
HIERARCH ESO ISS PBLA23 END 71.2
HIERARCH ESO ISS PBL24 START 82.39
HIERARCH ESO ISS PBL24 END 82.338
HIERARCH ESO ISS PBLA24 START 39.066
HIERARCH ESO ISS PBLA24 END 39.107
HIERARCH ESO ISS PBL34 START 48.103
HIERARCH ESO ISS PBL34 END 48.101
HIERARCH ESO ISS PBLA34 START 5.692
HIERARCH ESO ISS PBLA34 END 5.758
HIERARCH ESO ISS AMBI TAU0 START 0.003417
HIERARCH ESO ISS AMBI TAU0 END 0.003417
HIERARCH ESO ISS AMBI TEMP 6.65
HIERARCH ESO ISS AMBI FWHM START 0.88
HIERARCH ESO ISS AMBI FWHM END 0.88