Exposure
ID
MATIS.2025-06-18T03:37:24.473_1
Header ID
MATIS.2025-06-18T03:37:24.473
Date updated
2025-06-18 03:45:44 UTC+0000
Release date
2025-06-18 03:37:24 UTC+0000
UTC Start
2025-06-18 03:37:24.473
UTC End
2025-06-18 03:38:24.481
MJD Start
60844.1509777
MJD End
60844.15167223704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003197
Ambient temperature (°C)
7.09
Seeing (arcsec)
0.67
Observation
ID
68118
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
50632
Name
eps Sgr
RA
276.041375
DEC
-34.38532
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 82.4280 82.5610 102.7000 102.8000
A0-J2 120.0750 120.2460 77.6000 77.8000
A0-K0 123.0700 123.1750 55.4120 55.5900
G1-J2 57.2910 57.3160 40.1000 40.3000
G1-K0 90.4550 90.4540 13.3690 13.5070
J2-K0 46.9690 46.9850 340.1190 340.2100
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 60844.1509777
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME eps Sgr
RA 276.041375
DEC -34.38532
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 82.428
HIERARCH ESO ISS PBL12 END 82.561
HIERARCH ESO ISS PBLA12 START 102.7
HIERARCH ESO ISS PBLA12 END 102.8
HIERARCH ESO ISS PBL13 START 120.075
HIERARCH ESO ISS PBL13 END 120.246
HIERARCH ESO ISS PBLA13 START 77.6
HIERARCH ESO ISS PBLA13 END 77.8
HIERARCH ESO ISS PBL14 START 123.07
HIERARCH ESO ISS PBL14 END 123.175
HIERARCH ESO ISS PBLA14 START 55.412
HIERARCH ESO ISS PBLA14 END 55.59
HIERARCH ESO ISS PBL23 START 57.291
HIERARCH ESO ISS PBL23 END 57.316
HIERARCH ESO ISS PBLA23 START 40.1
HIERARCH ESO ISS PBLA23 END 40.3
HIERARCH ESO ISS PBL24 START 90.455
HIERARCH ESO ISS PBL24 END 90.454
HIERARCH ESO ISS PBLA24 START 13.369
HIERARCH ESO ISS PBLA24 END 13.507
HIERARCH ESO ISS PBL34 START 46.969
HIERARCH ESO ISS PBL34 END 46.985
HIERARCH ESO ISS PBLA34 START 340.119
HIERARCH ESO ISS PBLA34 END 340.21
HIERARCH ESO ISS AMBI TAU0 START 0.003197
HIERARCH ESO ISS AMBI TAU0 END 0.003197
HIERARCH ESO ISS AMBI TEMP 7.09
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.67