Exposure
ID
MATIS.2025-07-17T05:58:40.777_1
Header ID
MATIS.2025-07-17T05:58:40.777
Date updated
2025-07-17 06:06:07 UTC+0000
Release date
2025-07-17 05:58:40 UTC+0000
UTC Start
2025-07-17 05:58:40.777
UTC End
2025-07-17 05:59:40.785
MJD Start
60873.24908307
MJD End
60873.24977760704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004384000000000001
Ambient temperature (°C)
13.82
Seeing (arcsec)
1.1
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 84.7360 84.6620 140.6000 140.8000
A0-J2 112.1590 111.9490 117.0000 117.2000
A0-K0 105.9840 105.7200 91.7460 91.8950
G1-J2 48.3820 48.2680 72.5000 72.6000
G1-K0 81.1940 81.0990 39.9570 40.0210
J2-K0 48.0620 48.0590 7.1710 7.2820
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 60873.24908307
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 84.736
HIERARCH ESO ISS PBL12 END 84.662
HIERARCH ESO ISS PBLA12 START 140.6
HIERARCH ESO ISS PBLA12 END 140.8
HIERARCH ESO ISS PBL13 START 112.159
HIERARCH ESO ISS PBL13 END 111.949
HIERARCH ESO ISS PBLA13 START 117.0
HIERARCH ESO ISS PBLA13 END 117.2
HIERARCH ESO ISS PBL14 START 105.984
HIERARCH ESO ISS PBL14 END 105.72
HIERARCH ESO ISS PBLA14 START 91.746
HIERARCH ESO ISS PBLA14 END 91.895
HIERARCH ESO ISS PBL23 START 48.382
HIERARCH ESO ISS PBL23 END 48.268
HIERARCH ESO ISS PBLA23 START 72.5
HIERARCH ESO ISS PBLA23 END 72.6
HIERARCH ESO ISS PBL24 START 81.194
HIERARCH ESO ISS PBL24 END 81.099
HIERARCH ESO ISS PBLA24 START 39.957
HIERARCH ESO ISS PBLA24 END 40.021
HIERARCH ESO ISS PBL34 START 48.062
HIERARCH ESO ISS PBL34 END 48.059
HIERARCH ESO ISS PBLA34 START 7.171
HIERARCH ESO ISS PBLA34 END 7.282
HIERARCH ESO ISS AMBI TAU0 START 0.004661
HIERARCH ESO ISS AMBI TAU0 END 0.004107
HIERARCH ESO ISS AMBI TEMP 13.82
HIERARCH ESO ISS AMBI FWHM START 1.06
HIERARCH ESO ISS AMBI FWHM END 1.14