Exposure
ID
MATIS.2025-07-16T04:58:32.159_1
Header ID
MATIS.2025-07-16T04:58:32.159
Date updated
2025-07-16 05:05:53 UTC+0000
Release date
2025-07-16 04:58:32 UTC+0000
UTC Start
2025-07-16 04:58:32.159
UTC End
2025-07-16 04:59:32.167
MJD Start
60872.20731666
MJD End
60872.20801119704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003541
Ambient temperature (°C)
11.93
Seeing (arcsec)
0.91
Observation
ID
68814
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 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 87.6160 87.5470 128.5000 128.7000
A0-J2 121.9620 121.8020 104.8000 104.9000
A0-K0 119.5320 119.3560 81.6300 81.7460
G1-J2 54.6690 54.5990 64.6000 64.7000
G1-K0 87.5030 87.4520 34.6360 34.7170
J2-K0 48.5580 48.5580 0.4050 0.5190
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 60872.20731666
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 87.616
HIERARCH ESO ISS PBL12 END 87.547
HIERARCH ESO ISS PBLA12 START 128.5
HIERARCH ESO ISS PBLA12 END 128.7
HIERARCH ESO ISS PBL13 START 121.962
HIERARCH ESO ISS PBL13 END 121.802
HIERARCH ESO ISS PBLA13 START 104.8
HIERARCH ESO ISS PBLA13 END 104.9
HIERARCH ESO ISS PBL14 START 119.532
HIERARCH ESO ISS PBL14 END 119.356
HIERARCH ESO ISS PBLA14 START 81.63
HIERARCH ESO ISS PBLA14 END 81.746
HIERARCH ESO ISS PBL23 START 54.669
HIERARCH ESO ISS PBL23 END 54.599
HIERARCH ESO ISS PBLA23 START 64.6
HIERARCH ESO ISS PBLA23 END 64.7
HIERARCH ESO ISS PBL24 START 87.503
HIERARCH ESO ISS PBL24 END 87.452
HIERARCH ESO ISS PBLA24 START 34.636
HIERARCH ESO ISS PBLA24 END 34.717
HIERARCH ESO ISS PBL34 START 48.558
HIERARCH ESO ISS PBL34 END 48.558
HIERARCH ESO ISS PBLA34 START 0.405
HIERARCH ESO ISS PBLA34 END 0.519
HIERARCH ESO ISS AMBI TAU0 START 0.003541
HIERARCH ESO ISS AMBI TAU0 END 0.003541
HIERARCH ESO ISS AMBI TEMP 11.93
HIERARCH ESO ISS AMBI FWHM START 0.91
HIERARCH ESO ISS AMBI FWHM END 0.91