Exposure
ID
MATIS.2025-07-16T04:16:46.127_1
Header ID
MATIS.2025-07-16T04:16:46.127
Date updated
2025-07-16 04:25:48 UTC+0000
Release date
2025-07-16 04:16:46 UTC+0000
UTC Start
2025-07-16 04:16:46.127
UTC End
2025-07-16 04:17:46.135
MJD Start
60872.17831166
MJD End
60872.17900619704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002683
Ambient temperature (°C)
12.57
Seeing (arcsec)
1.06
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 90.2760 90.2550 122.2000 122.4000
A0-J2 127.6370 127.5630 99.4000 99.6000
A0-K0 125.0170 124.9190 77.4730 77.6130
G1-J2 56.5750 56.5300 61.2000 61.3000
G1-K0 88.0370 87.9970 31.2550 31.3620
J2-K0 48.1250 48.1280 355.3760 355.4940
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 60872.17831166
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 90.276
HIERARCH ESO ISS PBL12 END 90.255
HIERARCH ESO ISS PBLA12 START 122.2
HIERARCH ESO ISS PBLA12 END 122.4
HIERARCH ESO ISS PBL13 START 127.637
HIERARCH ESO ISS PBL13 END 127.563
HIERARCH ESO ISS PBLA13 START 99.4
HIERARCH ESO ISS PBLA13 END 99.6
HIERARCH ESO ISS PBL14 START 125.017
HIERARCH ESO ISS PBL14 END 124.919
HIERARCH ESO ISS PBLA14 START 77.473
HIERARCH ESO ISS PBLA14 END 77.613
HIERARCH ESO ISS PBL23 START 56.575
HIERARCH ESO ISS PBL23 END 56.53
HIERARCH ESO ISS PBLA23 START 61.2
HIERARCH ESO ISS PBLA23 END 61.3
HIERARCH ESO ISS PBL24 START 88.037
HIERARCH ESO ISS PBL24 END 87.997
HIERARCH ESO ISS PBLA24 START 31.255
HIERARCH ESO ISS PBLA24 END 31.362
HIERARCH ESO ISS PBL34 START 48.125
HIERARCH ESO ISS PBL34 END 48.128
HIERARCH ESO ISS PBLA34 START 355.376
HIERARCH ESO ISS PBLA34 END 355.494
HIERARCH ESO ISS AMBI TAU0 START 0.002915
HIERARCH ESO ISS AMBI TAU0 END 0.002451
HIERARCH ESO ISS AMBI TEMP 12.57
HIERARCH ESO ISS AMBI FWHM START 1.06
HIERARCH ESO ISS AMBI FWHM END 1.06