Exposure
ID
PIONI.2025-06-22T08:00:42.507_1
Header ID
PIONI.2025-06-22T08:00:42.507
Date updated
2025-06-22 08:10:50 UTC+0000
Release date
2025-06-22 08:00:42 UTC+0000
UTC Start
2025-06-22 08:00:42.507
UTC End
2025-06-22 08:01:08.107
MJD Start
60848.3338253112
MJD End
60848.3341216075
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002662
Ambient temperature (°C)
11.35
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 57.6170 57.5540 303.2000 303.4000
K0-D0 74.7890 74.6670 279.0000 279.2000
K0-J3 56.4940 56.4940 356.2750 356.3630
G2-D0 32.4350 32.3970 232.3000 232.4000
G2-J3 50.9520 50.8810 60.8940 60.9430
D0-J3 83.1650 83.0560 57.5630 57.6090
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 60848.3338253112
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 57.617
HIERARCH ESO ISS PBL12 END 57.554
HIERARCH ESO ISS PBLA12 START 303.2
HIERARCH ESO ISS PBLA12 END 303.4
HIERARCH ESO ISS PBL13 START 74.789
HIERARCH ESO ISS PBL13 END 74.667
HIERARCH ESO ISS PBLA13 START 279.0
HIERARCH ESO ISS PBLA13 END 279.2
HIERARCH ESO ISS PBL14 START 56.494
HIERARCH ESO ISS PBL14 END 56.494
HIERARCH ESO ISS PBLA14 START 356.275
HIERARCH ESO ISS PBLA14 END 356.363
HIERARCH ESO ISS PBL23 START 32.435
HIERARCH ESO ISS PBL23 END 32.397
HIERARCH ESO ISS PBLA23 START 232.3
HIERARCH ESO ISS PBLA23 END 232.4
HIERARCH ESO ISS PBL24 START 50.952
HIERARCH ESO ISS PBL24 END 50.881
HIERARCH ESO ISS PBLA24 START 60.894
HIERARCH ESO ISS PBLA24 END 60.943
HIERARCH ESO ISS PBL34 START 83.165
HIERARCH ESO ISS PBL34 END 83.056
HIERARCH ESO ISS PBLA34 START 57.563
HIERARCH ESO ISS PBLA34 END 57.609
HIERARCH ESO ISS AMBI TAU0 START 0.002662
HIERARCH ESO ISS AMBI TAU0 END 0.002662
HIERARCH ESO ISS AMBI TEMP 11.35
HIERARCH ESO ISS AMBI FWHM START 0.46
HIERARCH ESO ISS AMBI FWHM END 0.46