Exposure
ID
MATIS.2025-07-16T04:54:47.284_1
Header ID
MATIS.2025-07-16T04:54:47.284
Date updated
2025-07-16 05:05:53 UTC+0000
Release date
2025-07-16 04:54:47 UTC+0000
UTC Start
2025-07-16 04:54:47.284
UTC End
2025-07-16 04:55:47.292
MJD Start
60872.20471394
MJD End
60872.20540847704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003541
Ambient temperature (°C)
11.95
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 87.8640 87.7980 127.9000 128.1000
A0-J2 122.5400 122.3850 104.3000 104.4000
A0-K0 120.1640 119.9950 81.2100 81.3220
G1-J2 54.9220 54.8550 64.3000 64.4000
G1-K0 87.6860 87.6370 34.3450 34.4230
J2-K0 48.5580 48.5580 359.9890 0.1000
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 60872.20471394
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 87.864
HIERARCH ESO ISS PBL12 END 87.798
HIERARCH ESO ISS PBLA12 START 127.9
HIERARCH ESO ISS PBLA12 END 128.1
HIERARCH ESO ISS PBL13 START 122.54
HIERARCH ESO ISS PBL13 END 122.385
HIERARCH ESO ISS PBLA13 START 104.3
HIERARCH ESO ISS PBLA13 END 104.4
HIERARCH ESO ISS PBL14 START 120.164
HIERARCH ESO ISS PBL14 END 119.995
HIERARCH ESO ISS PBLA14 START 81.21
HIERARCH ESO ISS PBLA14 END 81.322
HIERARCH ESO ISS PBL23 START 54.922
HIERARCH ESO ISS PBL23 END 54.855
HIERARCH ESO ISS PBLA23 START 64.3
HIERARCH ESO ISS PBLA23 END 64.4
HIERARCH ESO ISS PBL24 START 87.686
HIERARCH ESO ISS PBL24 END 87.637
HIERARCH ESO ISS PBLA24 START 34.345
HIERARCH ESO ISS PBLA24 END 34.423
HIERARCH ESO ISS PBL34 START 48.558
HIERARCH ESO ISS PBL34 END 48.558
HIERARCH ESO ISS PBLA34 START 359.989
HIERARCH ESO ISS PBLA34 END 0.1
HIERARCH ESO ISS AMBI TAU0 START 0.003541
HIERARCH ESO ISS AMBI TAU0 END 0.003541
HIERARCH ESO ISS AMBI TEMP 11.95
HIERARCH ESO ISS AMBI FWHM START 0.91
HIERARCH ESO ISS AMBI FWHM END 0.91