Exposure
ID
PIONI.2025-07-17T01:20:52.886_1
Header ID
PIONI.2025-07-17T01:20:52.886
Date updated
2025-07-17 01:30:53 UTC+0000
Release date
2025-07-17 01:20:52 UTC+0000
UTC Start
2025-07-17 01:20:52.886
UTC End
2025-07-17 01:21:18.486
MJD Start
60873.0561676584
MJD End
60873.056463954694
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.005109
Ambient temperature (°C)
12.59
Seeing (arcsec)
0.89
Observation
ID
68808
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
51193
Name
eps Sgr
RA
276.041374
DEC
-34.38532
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 79.1900 79.2830 100.0000 100.1000
A0-J2 115.9400 116.0580 74.0000 74.1000
A0-K0 120.5180 120.5910 51.3330 51.4450
G1-J2 56.6970 56.7140 36.1000 36.2000
G1-K0 90.4810 90.4800 10.2580 10.3420
J2-K0 46.5830 46.5940 338.1760 338.2260
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 60873.0561676584
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME eps Sgr
RA 276.041374
DEC -34.38532
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 79.19
HIERARCH ESO ISS PBL12 END 79.283
HIERARCH ESO ISS PBLA12 START 100.0
HIERARCH ESO ISS PBLA12 END 100.1
HIERARCH ESO ISS PBL13 START 115.94
HIERARCH ESO ISS PBL13 END 116.058
HIERARCH ESO ISS PBLA13 START 74.0
HIERARCH ESO ISS PBLA13 END 74.1
HIERARCH ESO ISS PBL14 START 120.518
HIERARCH ESO ISS PBL14 END 120.591
HIERARCH ESO ISS PBLA14 START 51.333
HIERARCH ESO ISS PBLA14 END 51.445
HIERARCH ESO ISS PBL23 START 56.697
HIERARCH ESO ISS PBL23 END 56.714
HIERARCH ESO ISS PBLA23 START 36.1
HIERARCH ESO ISS PBLA23 END 36.2
HIERARCH ESO ISS PBL24 START 90.481
HIERARCH ESO ISS PBL24 END 90.48
HIERARCH ESO ISS PBLA24 START 10.258
HIERARCH ESO ISS PBLA24 END 10.342
HIERARCH ESO ISS PBL34 START 46.583
HIERARCH ESO ISS PBL34 END 46.594
HIERARCH ESO ISS PBLA34 START 338.176
HIERARCH ESO ISS PBLA34 END 338.226
HIERARCH ESO ISS AMBI TAU0 START 0.005109
HIERARCH ESO ISS AMBI TAU0 END 0.005109
HIERARCH ESO ISS AMBI TEMP 12.59
HIERARCH ESO ISS AMBI FWHM START 0.89
HIERARCH ESO ISS AMBI FWHM END 0.89