Exposure
ID
MATIS.2025-08-16T02:16:29.985_1
Header ID
MATIS.2025-08-16T02:16:29.985
Date updated
2025-08-16 02:25:48 UTC+0000
Release date
2025-08-16 02:16:29 UTC+0000
UTC Start
2025-08-16 02:16:29.985
UTC End
2025-08-16 02:17:29.993
MJD Start
60903.09479149
MJD End
60903.09548602704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.001555
Ambient temperature (°C)
9.29
Seeing (arcsec)
1.36
Observation
ID
70032
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
51957
Name
del Sgr
RA
275.248726
DEC
-29.82826
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 67.1120 67.0620 278.0000 278.2000
K0-D0 93.7540 93.6760 257.1000 257.2000
K0-J3 56.5630 56.5630 338.7820 338.9010
G2-D0 39.2580 39.2390 219.4000 219.5000
G2-J3 63.1840 63.1480 46.6960 46.7840
D0-J3 102.2480 102.1930 43.9150 44.0020
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 60903.09479149
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.248726
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 67.112
HIERARCH ESO ISS PBL12 END 67.062
HIERARCH ESO ISS PBLA12 START 278.0
HIERARCH ESO ISS PBLA12 END 278.2
HIERARCH ESO ISS PBL13 START 93.754
HIERARCH ESO ISS PBL13 END 93.676
HIERARCH ESO ISS PBLA13 START 257.1
HIERARCH ESO ISS PBLA13 END 257.2
HIERARCH ESO ISS PBL14 START 56.563
HIERARCH ESO ISS PBL14 END 56.563
HIERARCH ESO ISS PBLA14 START 338.782
HIERARCH ESO ISS PBLA14 END 338.901
HIERARCH ESO ISS PBL23 START 39.258
HIERARCH ESO ISS PBL23 END 39.239
HIERARCH ESO ISS PBLA23 START 219.4
HIERARCH ESO ISS PBLA23 END 219.5
HIERARCH ESO ISS PBL24 START 63.184
HIERARCH ESO ISS PBL24 END 63.148
HIERARCH ESO ISS PBLA24 START 46.696
HIERARCH ESO ISS PBLA24 END 46.784
HIERARCH ESO ISS PBL34 START 102.248
HIERARCH ESO ISS PBL34 END 102.193
HIERARCH ESO ISS PBLA34 START 43.915
HIERARCH ESO ISS PBLA34 END 44.002
HIERARCH ESO ISS AMBI TAU0 START 0.001555
HIERARCH ESO ISS AMBI TAU0 END 0.001555
HIERARCH ESO ISS AMBI TEMP 9.29
HIERARCH ESO ISS AMBI FWHM START 1.36
HIERARCH ESO ISS AMBI FWHM END 1.36