Exposure
ID
MATIS.2025-07-17T06:48:34.505_1
Header ID
MATIS.2025-07-17T06:48:34.505
Date updated
2025-07-17 06:55:57 UTC+0000
Release date
2025-07-17 06:48:34 UTC+0000
UTC Start
2025-07-17 06:48:34.505
UTC End
2025-07-17 06:49:34.513
MJD Start
60873.2837327
MJD End
60873.28442723704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002904
Ambient temperature (°C)
13.82
Seeing (arcsec)
1.06
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 77.8430 77.7560 150.9000 151.2000
A0-J2 96.3720 96.1010 125.5000 125.8000
A0-K0 89.4670 89.1150 95.6710 95.8220
G1-J2 42.3810 42.2330 73.5000 73.6000
G1-K0 78.3060 78.1910 40.8740 40.9040
J2-K0 48.3480 48.3430 12.6720 12.7750
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 60873.2837327
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 77.843
HIERARCH ESO ISS PBL12 END 77.756
HIERARCH ESO ISS PBLA12 START 150.9
HIERARCH ESO ISS PBLA12 END 151.2
HIERARCH ESO ISS PBL13 START 96.372
HIERARCH ESO ISS PBL13 END 96.101
HIERARCH ESO ISS PBLA13 START 125.5
HIERARCH ESO ISS PBLA13 END 125.8
HIERARCH ESO ISS PBL14 START 89.467
HIERARCH ESO ISS PBL14 END 89.115
HIERARCH ESO ISS PBLA14 START 95.671
HIERARCH ESO ISS PBLA14 END 95.822
HIERARCH ESO ISS PBL23 START 42.381
HIERARCH ESO ISS PBL23 END 42.233
HIERARCH ESO ISS PBLA23 START 73.5
HIERARCH ESO ISS PBLA23 END 73.6
HIERARCH ESO ISS PBL24 START 78.306
HIERARCH ESO ISS PBL24 END 78.191
HIERARCH ESO ISS PBLA24 START 40.874
HIERARCH ESO ISS PBLA24 END 40.904
HIERARCH ESO ISS PBL34 START 48.348
HIERARCH ESO ISS PBL34 END 48.343
HIERARCH ESO ISS PBLA34 START 12.672
HIERARCH ESO ISS PBLA34 END 12.775
HIERARCH ESO ISS AMBI TAU0 START 0.002904
HIERARCH ESO ISS AMBI TAU0 END 0.002904
HIERARCH ESO ISS AMBI TEMP 13.82
HIERARCH ESO ISS AMBI FWHM START 1.06
HIERARCH ESO ISS AMBI FWHM END 1.06