Exposure
ID
MATIS.2025-06-28T06:41:45.256_1
Header ID
MATIS.2025-06-28T06:41:45.256
Date updated
2025-06-28 06:51:02 UTC+0000
Release date
2025-06-28 06:41:45 UTC+0000
UTC Start
2025-06-28 06:41:45.256
UTC End
2025-06-28 06:42:45.264
MJD Start
60854.27899602
MJD End
60854.27969055704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002569
Ambient temperature (°C)
4.04
Seeing (arcsec)
0.68
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 24.9780 24.9720 159.2000 159.4000
A0-D0 28.2720 28.2140 85.3000 85.4000
A0-C1 21.2830 21.2610 134.0440 134.2260
B2-D0 32.1080 32.0830 37.0000 37.0000
B2-C1 10.6960 10.6880 36.9210 36.9870
D0-C1 21.4120 21.3950 216.9840 217.0500
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 60854.27899602
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 24.978
HIERARCH ESO ISS PBL12 END 24.972
HIERARCH ESO ISS PBLA12 START 159.2
HIERARCH ESO ISS PBLA12 END 159.4
HIERARCH ESO ISS PBL13 START 28.272
HIERARCH ESO ISS PBL13 END 28.214
HIERARCH ESO ISS PBLA13 START 85.3
HIERARCH ESO ISS PBLA13 END 85.4
HIERARCH ESO ISS PBL14 START 21.283
HIERARCH ESO ISS PBL14 END 21.261
HIERARCH ESO ISS PBLA14 START 134.044
HIERARCH ESO ISS PBLA14 END 134.226
HIERARCH ESO ISS PBL23 START 32.108
HIERARCH ESO ISS PBL23 END 32.083
HIERARCH ESO ISS PBLA23 START 37.0
HIERARCH ESO ISS PBLA23 END 37.0
HIERARCH ESO ISS PBL24 START 10.696
HIERARCH ESO ISS PBL24 END 10.688
HIERARCH ESO ISS PBLA24 START 36.921
HIERARCH ESO ISS PBLA24 END 36.987
HIERARCH ESO ISS PBL34 START 21.412
HIERARCH ESO ISS PBL34 END 21.395
HIERARCH ESO ISS PBLA34 START 216.984
HIERARCH ESO ISS PBLA34 END 217.05
HIERARCH ESO ISS AMBI TAU0 START 0.002569
HIERARCH ESO ISS AMBI TAU0 END 0.002569
HIERARCH ESO ISS AMBI TEMP 4.04
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.68