Exposure
ID
PIONI.2025-08-22T01:14:00.814_1
Header ID
PIONI.2025-08-22T01:14:00.814
Date updated
2025-08-22 01:21:33 UTC+0000
Release date
2025-08-22 01:14:00 UTC+0000
UTC Start
2025-08-22 01:14:00.814
UTC End
2025-08-22 01:14:26.414
MJD Start
60909.0513983122
MJD End
60909.0516946085
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002151
Ambient temperature (°C)
7.42
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 67.1900 67.1690 52.8000 52.8000
A0-J2 129.1970 129.1900 94.4000 94.5000
A0-J3 129.8850 129.8450 48.2820 48.3600
G2-J2 90.7350 90.7510 123.9000 124.0000
G2-J3 63.1190 63.1000 43.5130 43.5890
J2-J3 101.4970 101.5120 341.7040 341.7730
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 60909.0513983122
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 67.19
HIERARCH ESO ISS PBL12 END 67.169
HIERARCH ESO ISS PBLA12 START 52.8
HIERARCH ESO ISS PBLA12 END 52.8
HIERARCH ESO ISS PBL13 START 129.197
HIERARCH ESO ISS PBL13 END 129.19
HIERARCH ESO ISS PBLA13 START 94.4
HIERARCH ESO ISS PBLA13 END 94.5
HIERARCH ESO ISS PBL14 START 129.885
HIERARCH ESO ISS PBL14 END 129.845
HIERARCH ESO ISS PBLA14 START 48.282
HIERARCH ESO ISS PBLA14 END 48.36
HIERARCH ESO ISS PBL23 START 90.735
HIERARCH ESO ISS PBL23 END 90.751
HIERARCH ESO ISS PBLA23 START 123.9
HIERARCH ESO ISS PBLA23 END 124.0
HIERARCH ESO ISS PBL24 START 63.119
HIERARCH ESO ISS PBL24 END 63.1
HIERARCH ESO ISS PBLA24 START 43.513
HIERARCH ESO ISS PBLA24 END 43.589
HIERARCH ESO ISS PBL34 START 101.497
HIERARCH ESO ISS PBL34 END 101.512
HIERARCH ESO ISS PBLA34 START 341.704
HIERARCH ESO ISS PBLA34 END 341.773
HIERARCH ESO ISS AMBI TAU0 START 0.002151
HIERARCH ESO ISS AMBI TAU0 END 0.002151
HIERARCH ESO ISS AMBI TEMP 7.42
HIERARCH ESO ISS AMBI FWHM START 1.76
HIERARCH ESO ISS AMBI FWHM END 1.76