Exposure
ID
MATIS.2025-09-24T00:41:33.037_1
Header ID
MATIS.2025-09-24T00:41:33.037
Date updated
2025-09-24 00:50:53 UTC+0000
Release date
2025-09-24 00:41:33 UTC+0000
UTC Start
2025-09-24 00:41:33.037
UTC End
2025-09-24 00:42:33.045
MJD Start
60942.02885459
MJD End
60942.02954912704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.008788
Ambient temperature (°C)
15.54
Seeing (arcsec)
0.41
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 86.2880 86.2090 131.6000 131.7000
A0-J2 118.8480 118.6600 107.5000 107.7000
A0-K0 116.1070 115.8990 83.6930 83.8100
G1-J2 53.2970 53.2140 66.2000 66.3000
G1-K0 86.5090 86.4490 35.9910 36.0640
J2-K0 48.5520 48.5520 2.4340 2.5480
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 60942.02885459
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 86.288
HIERARCH ESO ISS PBL12 END 86.209
HIERARCH ESO ISS PBLA12 START 131.6
HIERARCH ESO ISS PBLA12 END 131.7
HIERARCH ESO ISS PBL13 START 118.848
HIERARCH ESO ISS PBL13 END 118.66
HIERARCH ESO ISS PBLA13 START 107.5
HIERARCH ESO ISS PBLA13 END 107.7
HIERARCH ESO ISS PBL14 START 116.107
HIERARCH ESO ISS PBL14 END 115.899
HIERARCH ESO ISS PBLA14 START 83.693
HIERARCH ESO ISS PBLA14 END 83.81
HIERARCH ESO ISS PBL23 START 53.297
HIERARCH ESO ISS PBL23 END 53.214
HIERARCH ESO ISS PBLA23 START 66.2
HIERARCH ESO ISS PBLA23 END 66.3
HIERARCH ESO ISS PBL24 START 86.509
HIERARCH ESO ISS PBL24 END 86.449
HIERARCH ESO ISS PBLA24 START 35.991
HIERARCH ESO ISS PBLA24 END 36.064
HIERARCH ESO ISS PBL34 START 48.552
HIERARCH ESO ISS PBL34 END 48.552
HIERARCH ESO ISS PBLA34 START 2.434
HIERARCH ESO ISS PBLA34 END 2.548
HIERARCH ESO ISS AMBI TAU0 START 0.008788
HIERARCH ESO ISS AMBI TAU0 END 0.008788
HIERARCH ESO ISS AMBI TEMP 15.54
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.41