Exposure
ID
MATIS.2025-09-24T00:37:01.643_1
Header ID
MATIS.2025-09-24T00:37:01.643
Date updated
2025-09-24 00:45:44 UTC+0000
Release date
2025-09-24 00:37:01 UTC+0000
UTC Start
2025-09-24 00:37:01.643
UTC End
2025-09-24 00:38:01.651
MJD Start
60942.02571346
MJD End
60942.026407997044
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.007522
Ambient temperature (°C)
15.54
Seeing (arcsec)
0.44
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 86.6340 86.5570 130.8000 131.0000
A0-J2 119.6630 119.4820 106.8000 107.0000
A0-K0 117.0070 116.8070 83.1830 83.2960
G1-J2 53.6580 53.5780 65.8000 65.9000
G1-K0 86.7710 86.7130 35.6690 35.7410
J2-K0 48.5540 48.5540 1.9340 2.0460
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 60942.02571346
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 86.634
HIERARCH ESO ISS PBL12 END 86.557
HIERARCH ESO ISS PBLA12 START 130.8
HIERARCH ESO ISS PBLA12 END 131.0
HIERARCH ESO ISS PBL13 START 119.663
HIERARCH ESO ISS PBL13 END 119.482
HIERARCH ESO ISS PBLA13 START 106.8
HIERARCH ESO ISS PBLA13 END 107.0
HIERARCH ESO ISS PBL14 START 117.007
HIERARCH ESO ISS PBL14 END 116.807
HIERARCH ESO ISS PBLA14 START 83.183
HIERARCH ESO ISS PBLA14 END 83.296
HIERARCH ESO ISS PBL23 START 53.658
HIERARCH ESO ISS PBL23 END 53.578
HIERARCH ESO ISS PBLA23 START 65.8
HIERARCH ESO ISS PBLA23 END 65.9
HIERARCH ESO ISS PBL24 START 86.771
HIERARCH ESO ISS PBL24 END 86.713
HIERARCH ESO ISS PBLA24 START 35.669
HIERARCH ESO ISS PBLA24 END 35.741
HIERARCH ESO ISS PBL34 START 48.554
HIERARCH ESO ISS PBL34 END 48.554
HIERARCH ESO ISS PBLA34 START 1.934
HIERARCH ESO ISS PBLA34 END 2.046
HIERARCH ESO ISS AMBI TAU0 START 0.007522
HIERARCH ESO ISS AMBI TAU0 END 0.007522
HIERARCH ESO ISS AMBI TEMP 15.54
HIERARCH ESO ISS AMBI FWHM START 0.44
HIERARCH ESO ISS AMBI FWHM END 0.44