Exposure
ID
MATIS.2025-07-17T06:03:10.138_1
Header ID
MATIS.2025-07-17T06:03:10.138
Date updated
2025-07-17 06:11:03 UTC+0000
Release date
2025-07-17 06:03:10 UTC+0000
UTC Start
2025-07-17 06:03:10.138
UTC End
2025-07-17 06:04:10.146
MJD Start
60873.25220067
MJD End
60873.25289520704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003924
Ambient temperature (°C)
13.94
Seeing (arcsec)
1.02
Observation
ID
68812
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
51193
Name
eps Sgr
RA
276.041374
DEC
-34.38532
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 84.4080 84.3330 141.5000 141.7000
A0-J2 111.2250 111.0110 117.9000 118.1000
A0-K0 104.8100 104.5400 92.4040 92.5540
G1-J2 47.8760 47.7590 72.9000 73.0000
G1-K0 80.7730 80.6770 40.2370 40.3000
J2-K0 48.0470 48.0430 7.6600 7.7710
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 60873.25220067
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME eps Sgr
RA 276.041374
DEC -34.38532
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 84.408
HIERARCH ESO ISS PBL12 END 84.333
HIERARCH ESO ISS PBLA12 START 141.5
HIERARCH ESO ISS PBLA12 END 141.7
HIERARCH ESO ISS PBL13 START 111.225
HIERARCH ESO ISS PBL13 END 111.011
HIERARCH ESO ISS PBLA13 START 117.9
HIERARCH ESO ISS PBLA13 END 118.1
HIERARCH ESO ISS PBL14 START 104.81
HIERARCH ESO ISS PBL14 END 104.54
HIERARCH ESO ISS PBLA14 START 92.404
HIERARCH ESO ISS PBLA14 END 92.554
HIERARCH ESO ISS PBL23 START 47.876
HIERARCH ESO ISS PBL23 END 47.759
HIERARCH ESO ISS PBLA23 START 72.9
HIERARCH ESO ISS PBLA23 END 73.0
HIERARCH ESO ISS PBL24 START 80.773
HIERARCH ESO ISS PBL24 END 80.677
HIERARCH ESO ISS PBLA24 START 40.237
HIERARCH ESO ISS PBLA24 END 40.3
HIERARCH ESO ISS PBL34 START 48.047
HIERARCH ESO ISS PBL34 END 48.043
HIERARCH ESO ISS PBLA34 START 7.66
HIERARCH ESO ISS PBLA34 END 7.771
HIERARCH ESO ISS AMBI TAU0 START 0.003924
HIERARCH ESO ISS AMBI TAU0 END 0.003924
HIERARCH ESO ISS AMBI TEMP 13.94
HIERARCH ESO ISS AMBI FWHM START 0.95
HIERARCH ESO ISS AMBI FWHM END 1.09