Exposure
ID
MATIS.2025-06-28T01:02:48.377_1
Header ID
MATIS.2025-06-28T01:02:48.377
Date updated
2025-06-28 01:11:21 UTC+0000
Release date
2025-06-28 01:02:48 UTC+0000
UTC Start
2025-06-28 01:02:48.377
UTC End
2025-06-28 01:03:48.437
MJD Start
60854.04361548
MJD End
60854.04431061888
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.00243
Ambient temperature (°C)
6.34
Seeing (arcsec)
0.63
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 19.9220 19.9700 127.4000 127.5000
A0-D0 25.9420 25.9820 33.4000 33.7000
A0-C1 15.3320 15.3960 93.2420 93.3550
B2-D0 33.7880 33.7870 357.4000 357.6000
B2-C1 11.2560 11.2550 357.3960 357.5440
D0-C1 22.5320 22.5320 177.4390 177.5870
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 60854.04361548
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 19.922
HIERARCH ESO ISS PBL12 END 19.97
HIERARCH ESO ISS PBLA12 START 127.4
HIERARCH ESO ISS PBLA12 END 127.5
HIERARCH ESO ISS PBL13 START 25.942
HIERARCH ESO ISS PBL13 END 25.982
HIERARCH ESO ISS PBLA13 START 33.4
HIERARCH ESO ISS PBLA13 END 33.7
HIERARCH ESO ISS PBL14 START 15.332
HIERARCH ESO ISS PBL14 END 15.396
HIERARCH ESO ISS PBLA14 START 93.242
HIERARCH ESO ISS PBLA14 END 93.355
HIERARCH ESO ISS PBL23 START 33.788
HIERARCH ESO ISS PBL23 END 33.787
HIERARCH ESO ISS PBLA23 START 357.4
HIERARCH ESO ISS PBLA23 END 357.6
HIERARCH ESO ISS PBL24 START 11.256
HIERARCH ESO ISS PBL24 END 11.255
HIERARCH ESO ISS PBLA24 START 357.396
HIERARCH ESO ISS PBLA24 END 357.544
HIERARCH ESO ISS PBL34 START 22.532
HIERARCH ESO ISS PBL34 END 22.532
HIERARCH ESO ISS PBLA34 START 177.439
HIERARCH ESO ISS PBLA34 END 177.587
HIERARCH ESO ISS AMBI TAU0 START 0.00243
HIERARCH ESO ISS AMBI TAU0 END 0.00243
HIERARCH ESO ISS AMBI TEMP 6.34
HIERARCH ESO ISS AMBI FWHM START 0.63
HIERARCH ESO ISS AMBI FWHM END 0.63