Exposure
ID
MATIS.2025-09-24T00:47:43.275_1
Header ID
MATIS.2025-09-24T00:47:43.275
Date updated
2025-09-24 00:55:39 UTC+0000
Release date
2025-09-24 00:47:43 UTC+0000
UTC Start
2025-09-24 00:47:43.275
UTC End
2025-09-24 00:48:43.335
MJD Start
60942.03313976
MJD End
60942.03383489889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.005567
Ambient temperature (°C)
15.45
Seeing (arcsec)
0.5700000000000001
Observation
ID
70485
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
52267
Name
del Sgr
RA
275.247447
DEC
-29.82826
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 85.8010 85.7190 132.6000 132.8000
A0-J2 117.6880 117.4920 108.5000 108.6000
A0-K0 114.8220 114.6040 84.3950 84.5130
G1-J2 52.7820 52.6940 66.8000 66.8000
G1-K0 86.1340 86.0700 36.4190 36.4900
J2-K0 48.5490 48.5480 3.1170 3.2310
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 60942.03313976
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.247447
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.111056
HIERARCH ESO DET SEQ1 PERIOD 0.273
HIERARCH ESO DET NDIT 220
HIERARCH ESO ISS PBL12 START 85.801
HIERARCH ESO ISS PBL12 END 85.719
HIERARCH ESO ISS PBLA12 START 132.6
HIERARCH ESO ISS PBLA12 END 132.8
HIERARCH ESO ISS PBL13 START 117.688
HIERARCH ESO ISS PBL13 END 117.492
HIERARCH ESO ISS PBLA13 START 108.5
HIERARCH ESO ISS PBLA13 END 108.6
HIERARCH ESO ISS PBL14 START 114.822
HIERARCH ESO ISS PBL14 END 114.604
HIERARCH ESO ISS PBLA14 START 84.395
HIERARCH ESO ISS PBLA14 END 84.513
HIERARCH ESO ISS PBL23 START 52.782
HIERARCH ESO ISS PBL23 END 52.694
HIERARCH ESO ISS PBLA23 START 66.8
HIERARCH ESO ISS PBLA23 END 66.8
HIERARCH ESO ISS PBL24 START 86.134
HIERARCH ESO ISS PBL24 END 86.07
HIERARCH ESO ISS PBLA24 START 36.419
HIERARCH ESO ISS PBLA24 END 36.49
HIERARCH ESO ISS PBL34 START 48.549
HIERARCH ESO ISS PBL34 END 48.548
HIERARCH ESO ISS PBLA34 START 3.117
HIERARCH ESO ISS PBLA34 END 3.231
HIERARCH ESO ISS AMBI TAU0 START 0.005567
HIERARCH ESO ISS AMBI TAU0 END 0.005567
HIERARCH ESO ISS AMBI TEMP 15.45
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.54