Exposure
ID
PIONI.2025-07-26T00:08:00.097_1
Header ID
PIONI.2025-07-26T00:08:00.097
Date updated
2025-07-26 00:15:39 UTC+0000
Release date
2025-07-26 00:08:00 UTC+0000
UTC Start
2025-07-26 00:08:00.098
UTC End
2025-07-26 00:08:25.698
MJD Start
60882.0055566845
MJD End
60882.005852980794
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002602
Ambient temperature (°C)
11.8
Seeing (arcsec)
0.57
Observation
ID
68968
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
51310
Name
HD 168592
RA
275.575662
DEC
-38.65706
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 20.9240 20.9470 125.0000 125.1000
A0-D0 29.6650 29.6820 42.9000 43.1000
A0-C1 18.1700 18.1980 92.4470 92.5370
B2-D0 33.8620 33.8610 5.2000 5.3000
B2-C1 11.2790 11.2790 5.1840 5.2700
D0-C1 22.5830 22.5820 185.2350 185.3210
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 60882.0055566845
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 168592
RA 275.575662
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 20.924
HIERARCH ESO ISS PBL12 END 20.947
HIERARCH ESO ISS PBLA12 START 125.0
HIERARCH ESO ISS PBLA12 END 125.1
HIERARCH ESO ISS PBL13 START 29.665
HIERARCH ESO ISS PBL13 END 29.682
HIERARCH ESO ISS PBLA13 START 42.9
HIERARCH ESO ISS PBLA13 END 43.1
HIERARCH ESO ISS PBL14 START 18.17
HIERARCH ESO ISS PBL14 END 18.198
HIERARCH ESO ISS PBLA14 START 92.447
HIERARCH ESO ISS PBLA14 END 92.537
HIERARCH ESO ISS PBL23 START 33.862
HIERARCH ESO ISS PBL23 END 33.861
HIERARCH ESO ISS PBLA23 START 5.2
HIERARCH ESO ISS PBLA23 END 5.3
HIERARCH ESO ISS PBL24 START 11.279
HIERARCH ESO ISS PBL24 END 11.279
HIERARCH ESO ISS PBLA24 START 5.184
HIERARCH ESO ISS PBLA24 END 5.27
HIERARCH ESO ISS PBL34 START 22.583
HIERARCH ESO ISS PBL34 END 22.582
HIERARCH ESO ISS PBLA34 START 185.235
HIERARCH ESO ISS PBLA34 END 185.321
HIERARCH ESO ISS AMBI TAU0 START 0.002602
HIERARCH ESO ISS AMBI TAU0 END 0.002602
HIERARCH ESO ISS AMBI TEMP 11.8
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.57