Exposure
ID
MATIS.2025-06-16T03:14:56.763_1
Header ID
MATIS.2025-06-16T03:14:56.763
Date updated
2025-06-16 03:29:28 UTC+0000
Release date
2025-06-16 03:14:56 UTC+0000
UTC Start
2025-06-16 03:14:56.763
UTC End
2025-06-16 03:15:56.771
MJD Start
60842.1353792
MJD End
60842.13607373704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0044545
Ambient temperature (°C)
5.94
Seeing (arcsec)
0.565
Observation
ID
68118
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
50632
Name
eps Sgr
RA
276.041375
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 77.9400 78.1060 99.0000 99.2000
A0-J2 114.3550 114.5650 72.6000 72.8000
A0-K0 119.5510 119.6780 49.8480 50.0450
G1-J2 56.4720 56.5020 34.7000 34.9000
G1-K0 90.4830 90.4830 9.1630 9.3080
J2-K0 46.4310 46.4510 337.5310 337.6150
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 60842.1353792
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME eps Sgr
RA 276.041375
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 77.94
HIERARCH ESO ISS PBL12 END 78.106
HIERARCH ESO ISS PBLA12 START 99.0
HIERARCH ESO ISS PBLA12 END 99.2
HIERARCH ESO ISS PBL13 START 114.355
HIERARCH ESO ISS PBL13 END 114.565
HIERARCH ESO ISS PBLA13 START 72.6
HIERARCH ESO ISS PBLA13 END 72.8
HIERARCH ESO ISS PBL14 START 119.551
HIERARCH ESO ISS PBL14 END 119.678
HIERARCH ESO ISS PBLA14 START 49.848
HIERARCH ESO ISS PBLA14 END 50.045
HIERARCH ESO ISS PBL23 START 56.472
HIERARCH ESO ISS PBL23 END 56.502
HIERARCH ESO ISS PBLA23 START 34.7
HIERARCH ESO ISS PBLA23 END 34.9
HIERARCH ESO ISS PBL24 START 90.483
HIERARCH ESO ISS PBL24 END 90.483
HIERARCH ESO ISS PBLA24 START 9.163
HIERARCH ESO ISS PBLA24 END 9.308
HIERARCH ESO ISS PBL34 START 46.431
HIERARCH ESO ISS PBL34 END 46.451
HIERARCH ESO ISS PBLA34 START 337.531
HIERARCH ESO ISS PBLA34 END 337.615
HIERARCH ESO ISS AMBI TAU0 START 0.004332
HIERARCH ESO ISS AMBI TAU0 END 0.004577
HIERARCH ESO ISS AMBI TEMP 5.94
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.57