Exposure
ID
MATIS.2025-07-16T04:55:58.973_1
Header ID
MATIS.2025-07-16T04:55:58.973
Date updated
2025-07-16 05:05:53 UTC+0000
Release date
2025-07-16 04:55:58 UTC+0000
UTC Start
2025-07-16 04:55:58.973
UTC End
2025-07-16 04:56:58.981
MJD Start
60872.20554367
MJD End
60872.20623820704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003541
Ambient temperature (°C)
11.93
Seeing (arcsec)
0.91
Observation
ID
68814
Category
calibrator
Program ID
115.27VC.005
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
51196
Name
del Sgr
RA
275.247446
DEC
-29.82826
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 87.7860 87.7180 128.1000 128.3000
A0-J2 122.3570 122.2010 104.4000 104.6000
A0-K0 119.9640 119.7930 81.3440 81.4570
G1-J2 54.8430 54.7740 64.4000 64.5000
G1-K0 87.6280 87.5790 34.4390 34.5170
J2-K0 48.5580 48.5580 0.1230 0.2340
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.27VC.005
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 60872.20554367
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.247446
DEC -29.82826
HIERARCH ESO DET NAME MATISSE-N
HIERARCH ESO INS DIN NAME LOW
HIERARCH ESO INS DIN ID LOW
HIERARCH ESO INS MODE HYBRID
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
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 87.786
HIERARCH ESO ISS PBL12 END 87.718
HIERARCH ESO ISS PBLA12 START 128.1
HIERARCH ESO ISS PBLA12 END 128.3
HIERARCH ESO ISS PBL13 START 122.357
HIERARCH ESO ISS PBL13 END 122.201
HIERARCH ESO ISS PBLA13 START 104.4
HIERARCH ESO ISS PBLA13 END 104.6
HIERARCH ESO ISS PBL14 START 119.964
HIERARCH ESO ISS PBL14 END 119.793
HIERARCH ESO ISS PBLA14 START 81.344
HIERARCH ESO ISS PBLA14 END 81.457
HIERARCH ESO ISS PBL23 START 54.843
HIERARCH ESO ISS PBL23 END 54.774
HIERARCH ESO ISS PBLA23 START 64.4
HIERARCH ESO ISS PBLA23 END 64.5
HIERARCH ESO ISS PBL24 START 87.628
HIERARCH ESO ISS PBL24 END 87.579
HIERARCH ESO ISS PBLA24 START 34.439
HIERARCH ESO ISS PBLA24 END 34.517
HIERARCH ESO ISS PBL34 START 48.558
HIERARCH ESO ISS PBL34 END 48.558
HIERARCH ESO ISS PBLA34 START 0.123
HIERARCH ESO ISS PBLA34 END 0.234
HIERARCH ESO ISS AMBI TAU0 START 0.003541
HIERARCH ESO ISS AMBI TAU0 END 0.003541
HIERARCH ESO ISS AMBI TEMP 11.93
HIERARCH ESO ISS AMBI FWHM START 0.91
HIERARCH ESO ISS AMBI FWHM END 0.91