Exposure
ID
MATIS.2025-06-18T03:30:07.122_1
Header ID
MATIS.2025-06-18T03:30:07.122
Date updated
2025-06-18 03:41:06 UTC+0000
Release date
2025-06-18 03:30:07 UTC+0000
UTC Start
2025-06-18 03:30:07.122
UTC End
2025-06-18 03:31:07.130
MJD Start
60844.14591576
MJD End
60844.14661029704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0032354999999999997
Ambient temperature (°C)
6.99
Seeing (arcsec)
0.685
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 81.4400 81.5820 101.8000 102.0000
A0-J2 118.8110 118.9920 76.5000 76.6000
A0-K0 122.2870 122.3990 54.1240 54.3050
G1-J2 57.1090 57.1350 38.8000 39.0000
G1-K0 90.4670 90.4660 12.3710 12.5110
J2-K0 46.8520 46.8690 339.4770 339.5660
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 60844.14591576
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 81.44
HIERARCH ESO ISS PBL12 END 81.582
HIERARCH ESO ISS PBLA12 START 101.8
HIERARCH ESO ISS PBLA12 END 102.0
HIERARCH ESO ISS PBL13 START 118.811
HIERARCH ESO ISS PBL13 END 118.992
HIERARCH ESO ISS PBLA13 START 76.5
HIERARCH ESO ISS PBLA13 END 76.6
HIERARCH ESO ISS PBL14 START 122.287
HIERARCH ESO ISS PBL14 END 122.399
HIERARCH ESO ISS PBLA14 START 54.124
HIERARCH ESO ISS PBLA14 END 54.305
HIERARCH ESO ISS PBL23 START 57.109
HIERARCH ESO ISS PBL23 END 57.135
HIERARCH ESO ISS PBLA23 START 38.8
HIERARCH ESO ISS PBLA23 END 39.0
HIERARCH ESO ISS PBL24 START 90.467
HIERARCH ESO ISS PBL24 END 90.466
HIERARCH ESO ISS PBLA24 START 12.371
HIERARCH ESO ISS PBLA24 END 12.511
HIERARCH ESO ISS PBL34 START 46.852
HIERARCH ESO ISS PBL34 END 46.869
HIERARCH ESO ISS PBLA34 START 339.477
HIERARCH ESO ISS PBLA34 END 339.566
HIERARCH ESO ISS AMBI TAU0 START 0.003204
HIERARCH ESO ISS AMBI TAU0 END 0.003267
HIERARCH ESO ISS AMBI TEMP 6.99
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.68