Exposure
ID
MATIS.2025-06-18T04:12:46.816_1
Header ID
MATIS.2025-06-18T04:12:46.816
Date updated
2025-06-18 04:21:22 UTC+0000
Release date
2025-06-18 04:12:46 UTC+0000
UTC Start
2025-06-18 04:12:46.816
UTC End
2025-06-18 04:13:46.824
MJD Start
60844.17554185
MJD End
60844.176236387044
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0032955
Ambient temperature (°C)
6.85
Seeing (arcsec)
0.8200000000000001
Observation
ID
68122
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 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 87.3100 87.3970 108.7000 108.8000
A0-J2 125.2330 125.3550 84.7000 84.8000
A0-K0 125.5290 125.6130 62.5300 62.6770
G1-J2 57.6680 57.6900 46.7000 46.8000
G1-K0 90.4770 90.4790 18.4610 18.5900
J2-K0 48.1460 48.1540 343.9460 344.0420
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 60844.17554185
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 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 87.31
HIERARCH ESO ISS PBL12 END 87.397
HIERARCH ESO ISS PBLA12 START 108.7
HIERARCH ESO ISS PBLA12 END 108.8
HIERARCH ESO ISS PBL13 START 125.233
HIERARCH ESO ISS PBL13 END 125.355
HIERARCH ESO ISS PBLA13 START 84.7
HIERARCH ESO ISS PBLA13 END 84.8
HIERARCH ESO ISS PBL14 START 125.529
HIERARCH ESO ISS PBL14 END 125.613
HIERARCH ESO ISS PBLA14 START 62.53
HIERARCH ESO ISS PBLA14 END 62.677
HIERARCH ESO ISS PBL23 START 57.668
HIERARCH ESO ISS PBL23 END 57.69
HIERARCH ESO ISS PBLA23 START 46.7
HIERARCH ESO ISS PBLA23 END 46.8
HIERARCH ESO ISS PBL24 START 90.477
HIERARCH ESO ISS PBL24 END 90.479
HIERARCH ESO ISS PBLA24 START 18.461
HIERARCH ESO ISS PBLA24 END 18.59
HIERARCH ESO ISS PBL34 START 48.146
HIERARCH ESO ISS PBL34 END 48.154
HIERARCH ESO ISS PBLA34 START 343.946
HIERARCH ESO ISS PBLA34 END 344.042
HIERARCH ESO ISS AMBI TAU0 START 0.003313
HIERARCH ESO ISS AMBI TAU0 END 0.003278
HIERARCH ESO ISS AMBI TEMP 6.85
HIERARCH ESO ISS AMBI FWHM START 0.88
HIERARCH ESO ISS AMBI FWHM END 0.76