Exposure
ID
MATIS.2025-07-17T06:50:58.151_1
Header ID
MATIS.2025-07-17T06:50:58.151
Date updated
2025-07-17 07:00:57 UTC+0000
Release date
2025-07-17 06:50:58 UTC+0000
UTC Start
2025-07-17 06:50:58.151
UTC End
2025-07-17 06:51:58.159
MJD Start
60873.28539527
MJD End
60873.28608980704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0032725000000000002
Ambient temperature (°C)
13.73
Seeing (arcsec)
0.935
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 77.6410 77.5560 151.5000 151.8000
A0-J2 95.7390 95.4670 126.1000 126.3000
A0-K0 88.6420 88.2850 96.0230 96.1740
G1-J2 42.0340 41.8840 73.7000 73.7000
G1-K0 78.0360 77.9200 40.9430 40.9710
J2-K0 48.3370 48.3320 12.9120 13.0140
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 60873.28539527
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 77.641
HIERARCH ESO ISS PBL12 END 77.556
HIERARCH ESO ISS PBLA12 START 151.5
HIERARCH ESO ISS PBLA12 END 151.8
HIERARCH ESO ISS PBL13 START 95.739
HIERARCH ESO ISS PBL13 END 95.467
HIERARCH ESO ISS PBLA13 START 126.1
HIERARCH ESO ISS PBLA13 END 126.3
HIERARCH ESO ISS PBL14 START 88.642
HIERARCH ESO ISS PBL14 END 88.285
HIERARCH ESO ISS PBLA14 START 96.023
HIERARCH ESO ISS PBLA14 END 96.174
HIERARCH ESO ISS PBL23 START 42.034
HIERARCH ESO ISS PBL23 END 41.884
HIERARCH ESO ISS PBLA23 START 73.7
HIERARCH ESO ISS PBLA23 END 73.7
HIERARCH ESO ISS PBL24 START 78.036
HIERARCH ESO ISS PBL24 END 77.92
HIERARCH ESO ISS PBLA24 START 40.943
HIERARCH ESO ISS PBLA24 END 40.971
HIERARCH ESO ISS PBL34 START 48.337
HIERARCH ESO ISS PBL34 END 48.332
HIERARCH ESO ISS PBLA34 START 12.912
HIERARCH ESO ISS PBLA34 END 13.014
HIERARCH ESO ISS AMBI TAU0 START 0.003346
HIERARCH ESO ISS AMBI TAU0 END 0.003199
HIERARCH ESO ISS AMBI TEMP 13.73
HIERARCH ESO ISS AMBI FWHM START 0.92
HIERARCH ESO ISS AMBI FWHM END 0.95