Exposure
ID
PIONI.2025-06-22T08:20:29.066_1
Header ID
PIONI.2025-06-22T08:20:29.066
Date updated
2025-06-22 08:30:54 UTC+0000
Release date
2025-06-22 08:20:29 UTC+0000
UTC Start
2025-06-22 08:20:29.066
UTC End
2025-06-22 08:20:54.666
MJD Start
60848.3475586297
MJD End
60848.347854925996
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003266
Ambient temperature (°C)
11.27
Seeing (arcsec)
0.55
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 53.9060 53.8310 304.9000 305.0000
K0-D0 70.1390 69.9980 278.6000 278.7000
K0-J3 56.5420 56.5420 358.9240 359.0120
G2-D0 32.3560 32.3160 231.0000 231.0000
G2-J3 50.2450 50.1700 59.2210 59.2550
D0-J3 82.3970 82.2820 55.9870 56.0180
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 60848.3475586297
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 53.906
HIERARCH ESO ISS PBL12 END 53.831
HIERARCH ESO ISS PBLA12 START 304.9
HIERARCH ESO ISS PBLA12 END 305.0
HIERARCH ESO ISS PBL13 START 70.139
HIERARCH ESO ISS PBL13 END 69.998
HIERARCH ESO ISS PBLA13 START 278.6
HIERARCH ESO ISS PBLA13 END 278.7
HIERARCH ESO ISS PBL14 START 56.542
HIERARCH ESO ISS PBL14 END 56.542
HIERARCH ESO ISS PBLA14 START 358.924
HIERARCH ESO ISS PBLA14 END 359.012
HIERARCH ESO ISS PBL23 START 32.356
HIERARCH ESO ISS PBL23 END 32.316
HIERARCH ESO ISS PBLA23 START 231.0
HIERARCH ESO ISS PBLA23 END 231.0
HIERARCH ESO ISS PBL24 START 50.245
HIERARCH ESO ISS PBL24 END 50.17
HIERARCH ESO ISS PBLA24 START 59.221
HIERARCH ESO ISS PBLA24 END 59.255
HIERARCH ESO ISS PBL34 START 82.397
HIERARCH ESO ISS PBL34 END 82.282
HIERARCH ESO ISS PBLA34 START 55.987
HIERARCH ESO ISS PBLA34 END 56.018
HIERARCH ESO ISS AMBI TAU0 START 0.003266
HIERARCH ESO ISS AMBI TAU0 END 0.003266
HIERARCH ESO ISS AMBI TEMP 11.27
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.55