Exposure
ID
MATIS.2025-07-25T06:07:57.829_1
Header ID
MATIS.2025-07-25T06:07:57.829
Date updated
2025-07-25 06:15:49 UTC+0000
Release date
2025-07-25 06:07:57 UTC+0000
UTC Start
2025-07-25 06:07:57.829
UTC End
2025-07-25 06:08:57.837
MJD Start
60881.25553043
MJD End
60881.25622496704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002789
Ambient temperature (°C)
11.98
Seeing (arcsec)
0.9
Observation
ID
68971
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
51196
Name
del Sgr
RA
275.247446
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 24.6340 24.6300 171.3000 171.5000
A0-D0 23.1520 23.0660 94.4000 94.5000
A0-C1 19.6570 19.6350 148.8170 149.0530
B2-D0 29.7440 29.7030 40.6000 40.6000
B2-C1 9.9100 9.8970 40.5510 40.5860
D0-C1 19.8340 19.8070 220.6100 220.6450
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 60881.25553043
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.247446
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 24.634
HIERARCH ESO ISS PBL12 END 24.63
HIERARCH ESO ISS PBLA12 START 171.3
HIERARCH ESO ISS PBLA12 END 171.5
HIERARCH ESO ISS PBL13 START 23.152
HIERARCH ESO ISS PBL13 END 23.066
HIERARCH ESO ISS PBLA13 START 94.4
HIERARCH ESO ISS PBLA13 END 94.5
HIERARCH ESO ISS PBL14 START 19.657
HIERARCH ESO ISS PBL14 END 19.635
HIERARCH ESO ISS PBLA14 START 148.817
HIERARCH ESO ISS PBLA14 END 149.053
HIERARCH ESO ISS PBL23 START 29.744
HIERARCH ESO ISS PBL23 END 29.703
HIERARCH ESO ISS PBLA23 START 40.6
HIERARCH ESO ISS PBLA23 END 40.6
HIERARCH ESO ISS PBL24 START 9.91
HIERARCH ESO ISS PBL24 END 9.897
HIERARCH ESO ISS PBLA24 START 40.551
HIERARCH ESO ISS PBLA24 END 40.586
HIERARCH ESO ISS PBL34 START 19.834
HIERARCH ESO ISS PBL34 END 19.807
HIERARCH ESO ISS PBLA34 START 220.61
HIERARCH ESO ISS PBLA34 END 220.645
HIERARCH ESO ISS AMBI TAU0 START 0.002789
HIERARCH ESO ISS AMBI TAU0 END 0.002789
HIERARCH ESO ISS AMBI TEMP 11.98
HIERARCH ESO ISS AMBI FWHM START 0.9
HIERARCH ESO ISS AMBI FWHM END 0.9