Exposure
ID
MATIS.2025-06-28T06:44:36.617_1
Header ID
MATIS.2025-06-28T06:44:36.617
Date updated
2025-06-28 06:51:02 UTC+0000
Release date
2025-06-28 06:44:36 UTC+0000
UTC Start
2025-06-28 06:44:36.617
UTC End
2025-06-28 06:45:36.625
MJD Start
60854.28097936
MJD End
60854.28167389704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0024235
Ambient temperature (°C)
3.94
Seeing (arcsec)
0.6699999999999999
Observation
ID
68244
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
50633
Name
del Sgr
RA
275.247445
DEC
-29.82826
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.9620 24.9570 159.6000 159.8000
A0-D0 28.1080 28.0490 85.6000 85.8000
A0-C1 21.2230 21.2010 134.5570 134.7410
B2-D0 32.0360 32.0100 37.1000 37.2000
B2-C1 10.6720 10.6640 37.1050 37.1700
D0-C1 21.3640 21.3460 217.1680 217.2330
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 60854.28097936
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.247445
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 24.962
HIERARCH ESO ISS PBL12 END 24.957
HIERARCH ESO ISS PBLA12 START 159.6
HIERARCH ESO ISS PBLA12 END 159.8
HIERARCH ESO ISS PBL13 START 28.108
HIERARCH ESO ISS PBL13 END 28.049
HIERARCH ESO ISS PBLA13 START 85.6
HIERARCH ESO ISS PBLA13 END 85.8
HIERARCH ESO ISS PBL14 START 21.223
HIERARCH ESO ISS PBL14 END 21.201
HIERARCH ESO ISS PBLA14 START 134.557
HIERARCH ESO ISS PBLA14 END 134.741
HIERARCH ESO ISS PBL23 START 32.036
HIERARCH ESO ISS PBL23 END 32.01
HIERARCH ESO ISS PBLA23 START 37.1
HIERARCH ESO ISS PBLA23 END 37.2
HIERARCH ESO ISS PBL24 START 10.672
HIERARCH ESO ISS PBL24 END 10.664
HIERARCH ESO ISS PBLA24 START 37.105
HIERARCH ESO ISS PBLA24 END 37.17
HIERARCH ESO ISS PBL34 START 21.364
HIERARCH ESO ISS PBL34 END 21.346
HIERARCH ESO ISS PBLA34 START 217.168
HIERARCH ESO ISS PBLA34 END 217.233
HIERARCH ESO ISS AMBI TAU0 START 0.002476
HIERARCH ESO ISS AMBI TAU0 END 0.002371
HIERARCH ESO ISS AMBI TEMP 3.94
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.69