Exposure
ID
MATIS.2025-09-24T00:45:17.663_1
Header ID
MATIS.2025-09-24T00:45:17.663
Date updated
2025-09-24 00:55:39 UTC+0000
Release date
2025-09-24 00:45:17 UTC+0000
UTC Start
2025-09-24 00:45:17.663
UTC End
2025-09-24 00:46:17.671
MJD Start
60942.03145443
MJD End
60942.03214896704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.007853
Ambient temperature (°C)
15.5
Seeing (arcsec)
0.58
Observation
ID
70486
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
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 85.9940 85.9130 132.2000 132.4000
A0-J2 118.1490 117.9560 108.1000 108.2000
A0-K0 115.3330 115.1200 84.1210 84.2360
G1-J2 52.9870 52.9010 66.5000 66.6000
G1-K0 86.2830 86.2210 36.2540 36.3230
J2-K0 48.5500 48.5500 2.8510 2.9620
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 60942.03145443
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.247447
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 85.994
HIERARCH ESO ISS PBL12 END 85.913
HIERARCH ESO ISS PBLA12 START 132.2
HIERARCH ESO ISS PBLA12 END 132.4
HIERARCH ESO ISS PBL13 START 118.149
HIERARCH ESO ISS PBL13 END 117.956
HIERARCH ESO ISS PBLA13 START 108.1
HIERARCH ESO ISS PBLA13 END 108.2
HIERARCH ESO ISS PBL14 START 115.333
HIERARCH ESO ISS PBL14 END 115.12
HIERARCH ESO ISS PBLA14 START 84.121
HIERARCH ESO ISS PBLA14 END 84.236
HIERARCH ESO ISS PBL23 START 52.987
HIERARCH ESO ISS PBL23 END 52.901
HIERARCH ESO ISS PBLA23 START 66.5
HIERARCH ESO ISS PBLA23 END 66.6
HIERARCH ESO ISS PBL24 START 86.283
HIERARCH ESO ISS PBL24 END 86.221
HIERARCH ESO ISS PBLA24 START 36.254
HIERARCH ESO ISS PBLA24 END 36.323
HIERARCH ESO ISS PBL34 START 48.55
HIERARCH ESO ISS PBL34 END 48.55
HIERARCH ESO ISS PBLA34 START 2.851
HIERARCH ESO ISS PBLA34 END 2.962
HIERARCH ESO ISS AMBI TAU0 START 0.007853
HIERARCH ESO ISS AMBI TAU0 END 0.007853
HIERARCH ESO ISS AMBI TEMP 15.5
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.58