Exposure
ID
MATIS.2025-06-28T00:48:04.975_1
Header ID
MATIS.2025-06-28T00:48:04.975
Date updated
2025-06-28 01:01:40 UTC+0000
Release date
2025-06-28 00:48:04 UTC+0000
UTC Start
2025-06-28 00:48:04.975
UTC End
2025-06-28 00:49:04.983
MJD Start
60854.03339092
MJD End
60854.03408545704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0023145
Ambient temperature (°C)
6.55
Seeing (arcsec)
0.565
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 19.2100 19.2600 127.2000 127.2000
A0-D0 25.3840 25.4210 29.6000 29.9000
A0-C1 14.3810 14.4480 91.5600 91.6800
B2-D0 33.7990 33.7980 355.3000 355.4000
B2-C1 11.2590 11.2590 355.2720 355.4180
D0-C1 22.5390 22.5390 175.3120 175.4590
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 60854.03339092
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 19.21
HIERARCH ESO ISS PBL12 END 19.26
HIERARCH ESO ISS PBLA12 START 127.2
HIERARCH ESO ISS PBLA12 END 127.2
HIERARCH ESO ISS PBL13 START 25.384
HIERARCH ESO ISS PBL13 END 25.421
HIERARCH ESO ISS PBLA13 START 29.6
HIERARCH ESO ISS PBLA13 END 29.9
HIERARCH ESO ISS PBL14 START 14.381
HIERARCH ESO ISS PBL14 END 14.448
HIERARCH ESO ISS PBLA14 START 91.56
HIERARCH ESO ISS PBLA14 END 91.68
HIERARCH ESO ISS PBL23 START 33.799
HIERARCH ESO ISS PBL23 END 33.798
HIERARCH ESO ISS PBLA23 START 355.3
HIERARCH ESO ISS PBLA23 END 355.4
HIERARCH ESO ISS PBL24 START 11.259
HIERARCH ESO ISS PBL24 END 11.259
HIERARCH ESO ISS PBLA24 START 355.272
HIERARCH ESO ISS PBLA24 END 355.418
HIERARCH ESO ISS PBL34 START 22.539
HIERARCH ESO ISS PBL34 END 22.539
HIERARCH ESO ISS PBLA34 START 175.312
HIERARCH ESO ISS PBLA34 END 175.459
HIERARCH ESO ISS AMBI TAU0 START 0.002563
HIERARCH ESO ISS AMBI TAU0 END 0.002066
HIERARCH ESO ISS AMBI TEMP 6.55
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.62