Exposure
ID
PIONI.2025-08-22T01:14:38.503_1
Header ID
PIONI.2025-08-22T01:14:38.503
Date updated
2025-08-22 01:21:33 UTC+0000
Release date
2025-08-22 01:14:38 UTC+0000
UTC Start
2025-08-22 01:14:38.503
UTC End
2025-08-22 01:15:04.103
MJD Start
60909.0518345311
MJD End
60909.0521308274
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002151
Ambient temperature (°C)
7.39
Seeing (arcsec)
1.76
Observation
ID
70063
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
A0 G2 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G2 67.1690 67.1480 52.9000 52.9000
A0-J2 129.1900 129.1830 94.5000 94.6000
A0-J3 129.8440 129.8040 48.3700 48.4490
G2-J2 90.7520 90.7670 124.0000 124.1000
G2-J3 63.0990 63.0800 43.5990 43.6740
J2-J3 101.5120 101.5270 341.7830 341.8520
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 60909.0518345311
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 A0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J3
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 67.169
HIERARCH ESO ISS PBL12 END 67.148
HIERARCH ESO ISS PBLA12 START 52.9
HIERARCH ESO ISS PBLA12 END 52.9
HIERARCH ESO ISS PBL13 START 129.19
HIERARCH ESO ISS PBL13 END 129.183
HIERARCH ESO ISS PBLA13 START 94.5
HIERARCH ESO ISS PBLA13 END 94.6
HIERARCH ESO ISS PBL14 START 129.844
HIERARCH ESO ISS PBL14 END 129.804
HIERARCH ESO ISS PBLA14 START 48.37
HIERARCH ESO ISS PBLA14 END 48.449
HIERARCH ESO ISS PBL23 START 90.752
HIERARCH ESO ISS PBL23 END 90.767
HIERARCH ESO ISS PBLA23 START 124.0
HIERARCH ESO ISS PBLA23 END 124.1
HIERARCH ESO ISS PBL24 START 63.099
HIERARCH ESO ISS PBL24 END 63.08
HIERARCH ESO ISS PBLA24 START 43.599
HIERARCH ESO ISS PBLA24 END 43.674
HIERARCH ESO ISS PBL34 START 101.512
HIERARCH ESO ISS PBL34 END 101.527
HIERARCH ESO ISS PBLA34 START 341.783
HIERARCH ESO ISS PBLA34 END 341.852
HIERARCH ESO ISS AMBI TAU0 START 0.002151
HIERARCH ESO ISS AMBI TAU0 END 0.002151
HIERARCH ESO ISS AMBI TEMP 7.39
HIERARCH ESO ISS AMBI FWHM START 1.76
HIERARCH ESO ISS AMBI FWHM END 1.76