Exposure
ID
MATIS.2025-06-28T00:54:13.604_1
Header ID
MATIS.2025-06-28T00:54:13.604
Date updated
2025-06-28 01:01:40 UTC+0000
Release date
2025-06-28 00:54:13 UTC+0000
UTC Start
2025-06-28 00:54:13.604
UTC End
2025-06-28 00:55:13.612
MJD Start
60854.03765745
MJD End
60854.03835198704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002495
Ambient temperature (°C)
6.49
Seeing (arcsec)
0.52
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 19.5120 19.5620 127.3000 127.3000
A0-D0 25.6120 25.6510 31.2000 31.5000
A0-C1 14.7840 14.8500 92.2750 92.3910
B2-D0 33.7930 33.7930 356.2000 356.3000
B2-C1 11.2570 11.2570 356.1580 356.3050
D0-C1 22.5360 22.5350 176.2000 176.3470
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 60854.03765745
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 19.512
HIERARCH ESO ISS PBL12 END 19.562
HIERARCH ESO ISS PBLA12 START 127.3
HIERARCH ESO ISS PBLA12 END 127.3
HIERARCH ESO ISS PBL13 START 25.612
HIERARCH ESO ISS PBL13 END 25.651
HIERARCH ESO ISS PBLA13 START 31.2
HIERARCH ESO ISS PBLA13 END 31.5
HIERARCH ESO ISS PBL14 START 14.784
HIERARCH ESO ISS PBL14 END 14.85
HIERARCH ESO ISS PBLA14 START 92.275
HIERARCH ESO ISS PBLA14 END 92.391
HIERARCH ESO ISS PBL23 START 33.793
HIERARCH ESO ISS PBL23 END 33.793
HIERARCH ESO ISS PBLA23 START 356.2
HIERARCH ESO ISS PBLA23 END 356.3
HIERARCH ESO ISS PBL24 START 11.257
HIERARCH ESO ISS PBL24 END 11.257
HIERARCH ESO ISS PBLA24 START 356.158
HIERARCH ESO ISS PBLA24 END 356.305
HIERARCH ESO ISS PBL34 START 22.536
HIERARCH ESO ISS PBL34 END 22.535
HIERARCH ESO ISS PBLA34 START 176.2
HIERARCH ESO ISS PBLA34 END 176.347
HIERARCH ESO ISS AMBI TAU0 START 0.002495
HIERARCH ESO ISS AMBI TAU0 END 0.002495
HIERARCH ESO ISS AMBI TEMP 6.49
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.53