Exposure
ID
PIONI.2025-06-22T08:00:05.044_1
Header ID
PIONI.2025-06-22T08:00:05.044
Date updated
2025-06-22 08:05:52 UTC+0000
Release date
2025-06-22 08:00:05 UTC+0000
UTC Start
2025-06-22 08:00:05.044
UTC End
2025-06-22 08:00:30.644
MJD Start
60848.3333917148
MJD End
60848.333688011095
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002662
Ambient temperature (°C)
11.31
Seeing (arcsec)
0.46
Observation
ID
68195
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
50693
Name
HD 168592
RA
275.577086
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 57.6820 57.6190 303.1000 303.2000
K0-D0 74.9140 74.7930 278.9000 279.0000
K0-J3 56.4940 56.4940 356.1860 356.2740
G2-D0 32.4740 32.4360 232.3000 232.3000
G2-J3 51.0240 50.9540 60.8440 60.8940
D0-J3 83.2770 83.1680 57.5170 57.5630
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 60848.3333917148
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 168592
RA 275.577086
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 57.682
HIERARCH ESO ISS PBL12 END 57.619
HIERARCH ESO ISS PBLA12 START 303.1
HIERARCH ESO ISS PBLA12 END 303.2
HIERARCH ESO ISS PBL13 START 74.914
HIERARCH ESO ISS PBL13 END 74.793
HIERARCH ESO ISS PBLA13 START 278.9
HIERARCH ESO ISS PBLA13 END 279.0
HIERARCH ESO ISS PBL14 START 56.494
HIERARCH ESO ISS PBL14 END 56.494
HIERARCH ESO ISS PBLA14 START 356.186
HIERARCH ESO ISS PBLA14 END 356.274
HIERARCH ESO ISS PBL23 START 32.474
HIERARCH ESO ISS PBL23 END 32.436
HIERARCH ESO ISS PBLA23 START 232.3
HIERARCH ESO ISS PBLA23 END 232.3
HIERARCH ESO ISS PBL24 START 51.024
HIERARCH ESO ISS PBL24 END 50.954
HIERARCH ESO ISS PBLA24 START 60.844
HIERARCH ESO ISS PBLA24 END 60.894
HIERARCH ESO ISS PBL34 START 83.277
HIERARCH ESO ISS PBL34 END 83.168
HIERARCH ESO ISS PBLA34 START 57.517
HIERARCH ESO ISS PBLA34 END 57.563
HIERARCH ESO ISS AMBI TAU0 START 0.002662
HIERARCH ESO ISS AMBI TAU0 END 0.002662
HIERARCH ESO ISS AMBI TEMP 11.31
HIERARCH ESO ISS AMBI FWHM START 0.46
HIERARCH ESO ISS AMBI FWHM END 0.46