Exposure
ID
MATIS.2025-07-16T04:47:31.368_1
Header ID
MATIS.2025-07-16T04:47:31.368
Date updated
2025-07-16 04:55:57 UTC+0000
Release date
2025-07-16 04:47:31 UTC+0000
UTC Start
2025-07-16 04:47:31.368
UTC End
2025-07-16 04:48:31.376
MJD Start
60872.19966861
MJD End
60872.20036314704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004314
Ambient temperature (°C)
11.98
Seeing (arcsec)
0.685
Observation
ID
68814
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
51196
Name
del Sgr
RA
275.247446
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 88.3190 88.2570 126.8000 127.0000
A0-J2 123.5960 123.4530 103.2000 103.4000
A0-K0 121.3180 121.1620 80.3930 80.5050
G1-J2 55.3850 55.3220 63.6000 63.7000
G1-K0 88.0200 87.9750 33.7620 33.8430
J2-K0 48.5570 48.5570 359.1810 359.2920
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 60872.19966861
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.247446
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 88.319
HIERARCH ESO ISS PBL12 END 88.257
HIERARCH ESO ISS PBLA12 START 126.8
HIERARCH ESO ISS PBLA12 END 127.0
HIERARCH ESO ISS PBL13 START 123.596
HIERARCH ESO ISS PBL13 END 123.453
HIERARCH ESO ISS PBLA13 START 103.2
HIERARCH ESO ISS PBLA13 END 103.4
HIERARCH ESO ISS PBL14 START 121.318
HIERARCH ESO ISS PBL14 END 121.162
HIERARCH ESO ISS PBLA14 START 80.393
HIERARCH ESO ISS PBLA14 END 80.505
HIERARCH ESO ISS PBL23 START 55.385
HIERARCH ESO ISS PBL23 END 55.322
HIERARCH ESO ISS PBLA23 START 63.6
HIERARCH ESO ISS PBLA23 END 63.7
HIERARCH ESO ISS PBL24 START 88.02
HIERARCH ESO ISS PBL24 END 87.975
HIERARCH ESO ISS PBLA24 START 33.762
HIERARCH ESO ISS PBLA24 END 33.843
HIERARCH ESO ISS PBL34 START 48.557
HIERARCH ESO ISS PBL34 END 48.557
HIERARCH ESO ISS PBLA34 START 359.181
HIERARCH ESO ISS PBLA34 END 359.292
HIERARCH ESO ISS AMBI TAU0 START 0.004225
HIERARCH ESO ISS AMBI TAU0 END 0.004403
HIERARCH ESO ISS AMBI TEMP 11.98
HIERARCH ESO ISS AMBI FWHM START 0.71
HIERARCH ESO ISS AMBI FWHM END 0.66