Exposure
ID
MATIS.2025-07-17T06:08:04.186_1
Header ID
MATIS.2025-07-17T06:08:04.186
Date updated
2025-07-17 06:16:01 UTC+0000
Release date
2025-07-17 06:08:04 UTC+0000
UTC Start
2025-07-17 06:08:04.186
UTC End
2025-07-17 06:09:04.194
MJD Start
60873.255604
MJD End
60873.25629853704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003842
Ambient temperature (°C)
13.9
Seeing (arcsec)
0.825
Observation
ID
68812
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
51193
Name
eps Sgr
RA
276.041374
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 84.0470 83.9720 142.5000 142.7000
A0-J2 110.1870 109.9700 118.9000 119.1000
A0-K0 103.4950 103.2190 93.1330 93.2840
G1-J2 47.3070 47.1880 73.4000 73.5000
G1-K0 80.3000 80.2010 40.5360 40.5960
J2-K0 48.0280 48.0240 8.1940 8.3030
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 60873.255604
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME eps Sgr
RA 276.041374
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 84.047
HIERARCH ESO ISS PBL12 END 83.972
HIERARCH ESO ISS PBLA12 START 142.5
HIERARCH ESO ISS PBLA12 END 142.7
HIERARCH ESO ISS PBL13 START 110.187
HIERARCH ESO ISS PBL13 END 109.97
HIERARCH ESO ISS PBLA13 START 118.9
HIERARCH ESO ISS PBLA13 END 119.1
HIERARCH ESO ISS PBL14 START 103.495
HIERARCH ESO ISS PBL14 END 103.219
HIERARCH ESO ISS PBLA14 START 93.133
HIERARCH ESO ISS PBLA14 END 93.284
HIERARCH ESO ISS PBL23 START 47.307
HIERARCH ESO ISS PBL23 END 47.188
HIERARCH ESO ISS PBLA23 START 73.4
HIERARCH ESO ISS PBLA23 END 73.5
HIERARCH ESO ISS PBL24 START 80.3
HIERARCH ESO ISS PBL24 END 80.201
HIERARCH ESO ISS PBLA24 START 40.536
HIERARCH ESO ISS PBLA24 END 40.596
HIERARCH ESO ISS PBL34 START 48.028
HIERARCH ESO ISS PBL34 END 48.024
HIERARCH ESO ISS PBLA34 START 8.194
HIERARCH ESO ISS PBLA34 END 8.303
HIERARCH ESO ISS AMBI TAU0 START 0.003572
HIERARCH ESO ISS AMBI TAU0 END 0.004112
HIERARCH ESO ISS AMBI TEMP 13.9
HIERARCH ESO ISS AMBI FWHM START 0.82
HIERARCH ESO ISS AMBI FWHM END 0.83