Exposure
ID
PIONI.2025-09-26T00:03:02.715_1
Header ID
PIONI.2025-09-26T00:03:02.715
Date updated
2025-09-26 00:10:44 UTC+0000
Release date
2025-09-26 00:03:02 UTC+0000
UTC Start
2025-09-26 00:03:02.716
UTC End
2025-09-26 00:03:28.316
MJD Start
60944.0021147639
MJD End
60944.002411060195
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004932499999999999
Ambient temperature (°C)
15.16
Seeing (arcsec)
0.895
Observation
ID
70512
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
52266
Name
eps Sgr
RA
276.041372
DEC
-34.38533
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 89.3650 89.3400 126.8000 126.9000
A0-J2 124.8460 124.7780 103.8000 103.9000
A0-K0 121.4860 121.4020 81.3310 81.4150
G1-J2 55.0230 54.9870 64.5000 64.6000
G1-K0 86.6940 86.6630 34.0470 34.1060
J2-K0 48.1640 48.1640 358.6570 358.7290
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 60944.0021147639
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME eps Sgr
RA 276.041372
DEC -34.38533
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 89.365
HIERARCH ESO ISS PBL12 END 89.34
HIERARCH ESO ISS PBLA12 START 126.8
HIERARCH ESO ISS PBLA12 END 126.9
HIERARCH ESO ISS PBL13 START 124.846
HIERARCH ESO ISS PBL13 END 124.778
HIERARCH ESO ISS PBLA13 START 103.8
HIERARCH ESO ISS PBLA13 END 103.9
HIERARCH ESO ISS PBL14 START 121.486
HIERARCH ESO ISS PBL14 END 121.402
HIERARCH ESO ISS PBLA14 START 81.331
HIERARCH ESO ISS PBLA14 END 81.415
HIERARCH ESO ISS PBL23 START 55.023
HIERARCH ESO ISS PBL23 END 54.987
HIERARCH ESO ISS PBLA23 START 64.5
HIERARCH ESO ISS PBLA23 END 64.6
HIERARCH ESO ISS PBL24 START 86.694
HIERARCH ESO ISS PBL24 END 86.663
HIERARCH ESO ISS PBLA24 START 34.047
HIERARCH ESO ISS PBLA24 END 34.106
HIERARCH ESO ISS PBL34 START 48.164
HIERARCH ESO ISS PBL34 END 48.164
HIERARCH ESO ISS PBLA34 START 358.657
HIERARCH ESO ISS PBLA34 END 358.729
HIERARCH ESO ISS AMBI TAU0 START 0.004977
HIERARCH ESO ISS AMBI TAU0 END 0.004888
HIERARCH ESO ISS AMBI TEMP 15.16
HIERARCH ESO ISS AMBI FWHM START 0.87
HIERARCH ESO ISS AMBI FWHM END 0.92