Exposure
ID
PIONI.2025-08-17T02:01:24.196_1
Header ID
PIONI.2025-08-17T02:01:24.196
Date updated
2025-08-17 02:10:47 UTC+0000
Release date
2025-08-17 02:01:24 UTC+0000
UTC Start
2025-08-17 02:01:24.196
UTC End
2025-08-17 02:01:49.796
MJD Start
60904.0843078224
MJD End
60904.084604118696
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002256
Ambient temperature (°C)
11.06
Seeing (arcsec)
0.66
Observation
ID
70014
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
51945
Name
HD 168592
RA
275.577084
DEC
-38.65706
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 67.8220 67.8050 277.6000 277.7000
K0-D0 93.9630 93.9240 257.3000 257.4000
K0-J3 55.8320 55.8400 336.9180 336.9940
G2-D0 38.4160 38.4010 219.5000 219.6000
G2-J3 62.0810 62.0550 46.9130 46.9840
D0-J3 100.2980 100.2570 44.0750 44.1440
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 60904.0843078224
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 168592
RA 275.577084
DEC -38.65706
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 67.822
HIERARCH ESO ISS PBL12 END 67.805
HIERARCH ESO ISS PBLA12 START 277.6
HIERARCH ESO ISS PBLA12 END 277.7
HIERARCH ESO ISS PBL13 START 93.963
HIERARCH ESO ISS PBL13 END 93.924
HIERARCH ESO ISS PBLA13 START 257.3
HIERARCH ESO ISS PBLA13 END 257.4
HIERARCH ESO ISS PBL14 START 55.832
HIERARCH ESO ISS PBL14 END 55.84
HIERARCH ESO ISS PBLA14 START 336.918
HIERARCH ESO ISS PBLA14 END 336.994
HIERARCH ESO ISS PBL23 START 38.416
HIERARCH ESO ISS PBL23 END 38.401
HIERARCH ESO ISS PBLA23 START 219.5
HIERARCH ESO ISS PBLA23 END 219.6
HIERARCH ESO ISS PBL24 START 62.081
HIERARCH ESO ISS PBL24 END 62.055
HIERARCH ESO ISS PBLA24 START 46.913
HIERARCH ESO ISS PBLA24 END 46.984
HIERARCH ESO ISS PBL34 START 100.298
HIERARCH ESO ISS PBL34 END 100.257
HIERARCH ESO ISS PBLA34 START 44.075
HIERARCH ESO ISS PBLA34 END 44.144
HIERARCH ESO ISS AMBI TAU0 START 0.002256
HIERARCH ESO ISS AMBI TAU0 END 0.002256
HIERARCH ESO ISS AMBI TEMP 11.06
HIERARCH ESO ISS AMBI FWHM START 0.66
HIERARCH ESO ISS AMBI FWHM END 0.66