Exposure
ID
MATIS.2025-06-28T05:37:37.395_1
Header ID
MATIS.2025-06-28T05:37:37.395
Date updated
2025-06-28 05:46:22 UTC+0000
Release date
2025-06-28 05:37:37 UTC+0000
UTC Start
2025-06-28 05:37:37.395
UTC End
2025-06-28 05:38:37.403
MJD Start
60854.23446059
MJD End
60854.23515512704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.001592
Ambient temperature (°C)
4.8
Seeing (arcsec)
0.925
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 25.2610 25.2590 149.8000 149.9000
A0-D0 31.0320 31.0020 78.1000 78.2000
A0-C1 22.3480 22.3360 123.7580 123.9050
B2-D0 33.3150 33.3020 32.0000 32.1000
B2-C1 11.0980 11.0930 31.9640 32.0540
D0-C1 22.2170 22.2080 212.0280 212.1180
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 60854.23446059
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 25.261
HIERARCH ESO ISS PBL12 END 25.259
HIERARCH ESO ISS PBLA12 START 149.8
HIERARCH ESO ISS PBLA12 END 149.9
HIERARCH ESO ISS PBL13 START 31.032
HIERARCH ESO ISS PBL13 END 31.002
HIERARCH ESO ISS PBLA13 START 78.1
HIERARCH ESO ISS PBLA13 END 78.2
HIERARCH ESO ISS PBL14 START 22.348
HIERARCH ESO ISS PBL14 END 22.336
HIERARCH ESO ISS PBLA14 START 123.758
HIERARCH ESO ISS PBLA14 END 123.905
HIERARCH ESO ISS PBL23 START 33.315
HIERARCH ESO ISS PBL23 END 33.302
HIERARCH ESO ISS PBLA23 START 32.0
HIERARCH ESO ISS PBLA23 END 32.1
HIERARCH ESO ISS PBL24 START 11.098
HIERARCH ESO ISS PBL24 END 11.093
HIERARCH ESO ISS PBLA24 START 31.964
HIERARCH ESO ISS PBLA24 END 32.054
HIERARCH ESO ISS PBL34 START 22.217
HIERARCH ESO ISS PBL34 END 22.208
HIERARCH ESO ISS PBLA34 START 212.028
HIERARCH ESO ISS PBLA34 END 212.118
HIERARCH ESO ISS AMBI TAU0 START 0.001711
HIERARCH ESO ISS AMBI TAU0 END 0.001473
HIERARCH ESO ISS AMBI TEMP 4.8
HIERARCH ESO ISS AMBI FWHM START 0.87
HIERARCH ESO ISS AMBI FWHM END 0.98