Exposure
ID
MATIS.2025-06-23T03:43:22.546_1
Header ID
MATIS.2025-06-23T03:43:22.546
Date updated
2025-06-23 03:51:01 UTC+0000
Release date
2025-06-23 03:43:22 UTC+0000
UTC Start
2025-06-23 03:43:22.546
UTC End
2025-06-23 03:44:22.510
MJD Start
60849.15512206
MJD End
60849.155816087776
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0031910000000000003
Ambient temperature (°C)
11.51
Seeing (arcsec)
0.73
Observation
ID
68184
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
50685
Name
del Sgr
RA
275.248725
DEC
-29.82826
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 65.6070 65.6800 262.1000 262.2000
K0-D0 93.4770 93.5510 241.1000 241.3000
K0-J3 55.1290 55.1560 325.6390 325.7260
G2-D0 39.9020 39.9070 205.0000 205.1000
G2-J3 64.1790 64.1920 31.8520 31.9990
D0-J3 103.9040 103.9210 29.2170 29.3630
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 60849.15512206
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.248725
DEC -29.82826
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL 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 0.111056
HIERARCH ESO DET SEQ1 PERIOD 0.228
HIERARCH ESO DET NDIT 263
HIERARCH ESO ISS PBL12 START 65.607
HIERARCH ESO ISS PBL12 END 65.68
HIERARCH ESO ISS PBLA12 START 262.1
HIERARCH ESO ISS PBLA12 END 262.2
HIERARCH ESO ISS PBL13 START 93.477
HIERARCH ESO ISS PBL13 END 93.551
HIERARCH ESO ISS PBLA13 START 241.1
HIERARCH ESO ISS PBLA13 END 241.3
HIERARCH ESO ISS PBL14 START 55.129
HIERARCH ESO ISS PBL14 END 55.156
HIERARCH ESO ISS PBLA14 START 325.639
HIERARCH ESO ISS PBLA14 END 325.726
HIERARCH ESO ISS PBL23 START 39.902
HIERARCH ESO ISS PBL23 END 39.907
HIERARCH ESO ISS PBLA23 START 205.0
HIERARCH ESO ISS PBLA23 END 205.1
HIERARCH ESO ISS PBL24 START 64.179
HIERARCH ESO ISS PBL24 END 64.192
HIERARCH ESO ISS PBLA24 START 31.852
HIERARCH ESO ISS PBLA24 END 31.999
HIERARCH ESO ISS PBL34 START 103.904
HIERARCH ESO ISS PBL34 END 103.921
HIERARCH ESO ISS PBLA34 START 29.217
HIERARCH ESO ISS PBLA34 END 29.363
HIERARCH ESO ISS AMBI TAU0 START 0.003138
HIERARCH ESO ISS AMBI TAU0 END 0.003244
HIERARCH ESO ISS AMBI TEMP 11.51
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.73