Exposure
ID
MATIS.2025-06-27T02:31:47.912_1
Header ID
MATIS.2025-06-27T02:31:47.912
Date updated
2025-06-27 02:40:49 UTC+0000
Release date
2025-06-27 02:31:47 UTC+0000
UTC Start
2025-06-27 02:31:47.912
UTC End
2025-06-27 02:32:47.920
MJD Start
60853.10541565
MJD End
60853.106110187044
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0020025
Ambient temperature (°C)
6.27
Seeing (arcsec)
0.715
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 23.1700 23.1990 131.1000 131.1000
A0-D0 29.4070 29.4450 51.9000 52.1000
A0-C1 19.7820 19.8230 101.9920 102.0930
B2-D0 33.8440 33.8460 9.7000 9.8000
B2-C1 11.2740 11.2750 9.6240 9.7670
D0-C1 22.5700 22.5710 189.6800 189.8220
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 60853.10541565
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 23.17
HIERARCH ESO ISS PBL12 END 23.199
HIERARCH ESO ISS PBLA12 START 131.1
HIERARCH ESO ISS PBLA12 END 131.1
HIERARCH ESO ISS PBL13 START 29.407
HIERARCH ESO ISS PBL13 END 29.445
HIERARCH ESO ISS PBLA13 START 51.9
HIERARCH ESO ISS PBLA13 END 52.1
HIERARCH ESO ISS PBL14 START 19.782
HIERARCH ESO ISS PBL14 END 19.823
HIERARCH ESO ISS PBLA14 START 101.992
HIERARCH ESO ISS PBLA14 END 102.093
HIERARCH ESO ISS PBL23 START 33.844
HIERARCH ESO ISS PBL23 END 33.846
HIERARCH ESO ISS PBLA23 START 9.7
HIERARCH ESO ISS PBLA23 END 9.8
HIERARCH ESO ISS PBL24 START 11.274
HIERARCH ESO ISS PBL24 END 11.275
HIERARCH ESO ISS PBLA24 START 9.624
HIERARCH ESO ISS PBLA24 END 9.767
HIERARCH ESO ISS PBL34 START 22.57
HIERARCH ESO ISS PBL34 END 22.571
HIERARCH ESO ISS PBLA34 START 189.68
HIERARCH ESO ISS PBLA34 END 189.822
HIERARCH ESO ISS AMBI TAU0 START 0.002112
HIERARCH ESO ISS AMBI TAU0 END 0.001893
HIERARCH ESO ISS AMBI TEMP 6.27
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.73