Exposure
ID
MATIS.2025-06-27T02:22:03.663_1
Header ID
MATIS.2025-06-27T02:22:03.663
Date updated
2025-06-27 02:30:48 UTC+0000
Release date
2025-06-27 02:22:03 UTC+0000
UTC Start
2025-06-27 02:22:03.663
UTC End
2025-06-27 02:23:03.671
MJD Start
60853.09865351
MJD End
60853.09934804704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.001668
Ambient temperature (°C)
6.3
Seeing (arcsec)
0.81
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 22.8760 22.9080 130.5000 130.6000
A0-D0 29.0320 29.0720 50.1000 50.3000
A0-C1 19.3720 19.4160 101.0230 101.1240
B2-D0 33.8290 33.8310 8.3000 8.4000
B2-C1 11.2690 11.2700 8.2530 8.3970
D0-C1 22.5600 22.5610 188.3080 188.4520
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 60853.09865351
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 22.876
HIERARCH ESO ISS PBL12 END 22.908
HIERARCH ESO ISS PBLA12 START 130.5
HIERARCH ESO ISS PBLA12 END 130.6
HIERARCH ESO ISS PBL13 START 29.032
HIERARCH ESO ISS PBL13 END 29.072
HIERARCH ESO ISS PBLA13 START 50.1
HIERARCH ESO ISS PBLA13 END 50.3
HIERARCH ESO ISS PBL14 START 19.372
HIERARCH ESO ISS PBL14 END 19.416
HIERARCH ESO ISS PBLA14 START 101.023
HIERARCH ESO ISS PBLA14 END 101.124
HIERARCH ESO ISS PBL23 START 33.829
HIERARCH ESO ISS PBL23 END 33.831
HIERARCH ESO ISS PBLA23 START 8.3
HIERARCH ESO ISS PBLA23 END 8.4
HIERARCH ESO ISS PBL24 START 11.269
HIERARCH ESO ISS PBL24 END 11.27
HIERARCH ESO ISS PBLA24 START 8.253
HIERARCH ESO ISS PBLA24 END 8.397
HIERARCH ESO ISS PBL34 START 22.56
HIERARCH ESO ISS PBL34 END 22.561
HIERARCH ESO ISS PBLA34 START 188.308
HIERARCH ESO ISS PBLA34 END 188.452
HIERARCH ESO ISS AMBI TAU0 START 0.001668
HIERARCH ESO ISS AMBI TAU0 END 0.001668
HIERARCH ESO ISS AMBI TEMP 6.3
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.81