Exposure
ID
MATIS.2025-06-28T06:49:04.262_1
Header ID
MATIS.2025-06-28T06:49:04.262
Date updated
2025-06-28 07:01:44 UTC+0000
Release date
2025-06-28 06:49:04 UTC+0000
UTC Start
2025-06-28 06:49:04.262
UTC End
2025-06-28 06:50:04.322
MJD Start
60854.28407711
MJD End
60854.28477224889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.0024895
Ambient temperature (°C)
3.87
Seeing (arcsec)
0.6599999999999999
Observation
ID
68243
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
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.9380 24.9320 160.3000 160.5000
A0-D0 27.8460 27.7860 86.2000 86.3000
A0-C1 21.1270 21.1050 135.3710 135.5560
B2-D0 31.9200 31.8930 37.4000 37.5000
B2-C1 10.6340 10.6250 37.3880 37.4500
D0-C1 21.2860 21.2680 217.4500 217.5120
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 60854.28407711
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.247445
DEC -29.82826
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL 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 0.111056
HIERARCH ESO DET SEQ1 PERIOD 0.273
HIERARCH ESO DET NDIT 220
HIERARCH ESO ISS PBL12 START 24.938
HIERARCH ESO ISS PBL12 END 24.932
HIERARCH ESO ISS PBLA12 START 160.3
HIERARCH ESO ISS PBLA12 END 160.5
HIERARCH ESO ISS PBL13 START 27.846
HIERARCH ESO ISS PBL13 END 27.786
HIERARCH ESO ISS PBLA13 START 86.2
HIERARCH ESO ISS PBLA13 END 86.3
HIERARCH ESO ISS PBL14 START 21.127
HIERARCH ESO ISS PBL14 END 21.105
HIERARCH ESO ISS PBLA14 START 135.371
HIERARCH ESO ISS PBLA14 END 135.556
HIERARCH ESO ISS PBL23 START 31.92
HIERARCH ESO ISS PBL23 END 31.893
HIERARCH ESO ISS PBLA23 START 37.4
HIERARCH ESO ISS PBLA23 END 37.5
HIERARCH ESO ISS PBL24 START 10.634
HIERARCH ESO ISS PBL24 END 10.625
HIERARCH ESO ISS PBLA24 START 37.388
HIERARCH ESO ISS PBLA24 END 37.45
HIERARCH ESO ISS PBL34 START 21.286
HIERARCH ESO ISS PBL34 END 21.268
HIERARCH ESO ISS PBLA34 START 217.45
HIERARCH ESO ISS PBLA34 END 217.512
HIERARCH ESO ISS AMBI TAU0 START 0.002425
HIERARCH ESO ISS AMBI TAU0 END 0.002554
HIERARCH ESO ISS AMBI TEMP 3.87
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.62