Exposure
ID
MATIS.2025-06-27T04:28:49.905_1
Header ID
MATIS.2025-06-27T04:28:49.905
Date updated
2025-06-27 04:35:50 UTC+0000
Release date
2025-06-27 04:28:49 UTC+0000
UTC Start
2025-06-27 04:28:49.905
UTC End
2025-06-27 04:29:49.913
MJD Start
60853.18668872
MJD End
60853.18738325704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.001839
Ambient temperature (°C)
5.87
Seeing (arcsec)
0.92
Observation
ID
68244
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
50633
Name
del Sgr
RA
275.247445
DEC
-29.82826
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.1650 25.1710 141.0000 141.1000
A0-D0 31.9990 32.0010 69.5000 69.6000
A0-C1 22.5420 22.5490 114.3710 114.4900
B2-D0 33.8730 33.8700 24.7000 24.8000
B2-C1 11.2830 11.2820 24.6160 24.7310
D0-C1 22.5900 22.5880 204.6800 204.7940
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 60853.18668872
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.247445
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 25.165
HIERARCH ESO ISS PBL12 END 25.171
HIERARCH ESO ISS PBLA12 START 141.0
HIERARCH ESO ISS PBLA12 END 141.1
HIERARCH ESO ISS PBL13 START 31.999
HIERARCH ESO ISS PBL13 END 32.001
HIERARCH ESO ISS PBLA13 START 69.5
HIERARCH ESO ISS PBLA13 END 69.6
HIERARCH ESO ISS PBL14 START 22.542
HIERARCH ESO ISS PBL14 END 22.549
HIERARCH ESO ISS PBLA14 START 114.371
HIERARCH ESO ISS PBLA14 END 114.49
HIERARCH ESO ISS PBL23 START 33.873
HIERARCH ESO ISS PBL23 END 33.87
HIERARCH ESO ISS PBLA23 START 24.7
HIERARCH ESO ISS PBLA23 END 24.8
HIERARCH ESO ISS PBL24 START 11.283
HIERARCH ESO ISS PBL24 END 11.282
HIERARCH ESO ISS PBLA24 START 24.616
HIERARCH ESO ISS PBLA24 END 24.731
HIERARCH ESO ISS PBL34 START 22.59
HIERARCH ESO ISS PBL34 END 22.588
HIERARCH ESO ISS PBLA34 START 204.68
HIERARCH ESO ISS PBLA34 END 204.794
HIERARCH ESO ISS AMBI TAU0 START 0.001839
HIERARCH ESO ISS AMBI TAU0 END 0.001839
HIERARCH ESO ISS AMBI TEMP 5.87
HIERARCH ESO ISS AMBI FWHM START 0.92
HIERARCH ESO ISS AMBI FWHM END 0.92