Exposure
ID
MATIS.2025-06-21T07:42:10.423_1
Header ID
MATIS.2025-06-21T07:42:10.423
Date updated
2025-06-21 07:51:24 UTC+0000
Release date
2025-06-21 07:42:10 UTC+0000
UTC Start
2025-06-21 07:42:10.423
UTC End
2025-06-21 07:43:10.431
MJD Start
60847.32095397
MJD End
60847.32164850704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003419
Ambient temperature (°C)
11.25
Seeing (arcsec)
0.52
Observation
ID
68185
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
50685
Name
del Sgr
RA
275.248725
DEC
-29.82826
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 57.3610 57.2290 293.9000 294.1000
K0-D0 78.5380 78.3240 269.2000 269.3000
K0-J3 56.2980 56.2950 353.1820 353.3300
G2-D0 35.7050 35.6540 227.0000 227.0000
G2-J3 56.1860 56.0860 54.5060 54.5600
D0-J3 91.7030 91.5520 51.5840 51.6360
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 60847.32095397
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.248725
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 57.361
HIERARCH ESO ISS PBL12 END 57.229
HIERARCH ESO ISS PBLA12 START 293.9
HIERARCH ESO ISS PBLA12 END 294.1
HIERARCH ESO ISS PBL13 START 78.538
HIERARCH ESO ISS PBL13 END 78.324
HIERARCH ESO ISS PBLA13 START 269.2
HIERARCH ESO ISS PBLA13 END 269.3
HIERARCH ESO ISS PBL14 START 56.298
HIERARCH ESO ISS PBL14 END 56.295
HIERARCH ESO ISS PBLA14 START 353.182
HIERARCH ESO ISS PBLA14 END 353.33
HIERARCH ESO ISS PBL23 START 35.705
HIERARCH ESO ISS PBL23 END 35.654
HIERARCH ESO ISS PBLA23 START 227.0
HIERARCH ESO ISS PBLA23 END 227.0
HIERARCH ESO ISS PBL24 START 56.186
HIERARCH ESO ISS PBL24 END 56.086
HIERARCH ESO ISS PBLA24 START 54.506
HIERARCH ESO ISS PBLA24 END 54.56
HIERARCH ESO ISS PBL34 START 91.703
HIERARCH ESO ISS PBL34 END 91.552
HIERARCH ESO ISS PBLA34 START 51.584
HIERARCH ESO ISS PBLA34 END 51.636
HIERARCH ESO ISS AMBI TAU0 START 0.003277
HIERARCH ESO ISS AMBI TAU0 END 0.003561
HIERARCH ESO ISS AMBI TEMP 11.25
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.52