Exposure
ID
MATIS.2025-09-23T23:57:14.687_1
Header ID
MATIS.2025-09-23T23:57:14.687
Date updated
2025-09-24 00:05:53 UTC+0000
Release date
2025-09-23 23:57:14 UTC+0000
UTC Start
2025-09-23 23:57:14.687
UTC End
2025-09-23 23:58:14.695
MJD Start
60941.99808665
MJD End
60941.99878118704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.008231
Ambient temperature (°C)
15.27
Seeing (arcsec)
0.7050000000000001
Observation
ID
70484
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
52266
Name
eps Sgr
RA
276.041372
DEC
-34.38533
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 89.8670 89.8340 124.6000 124.8000
A0-J2 126.3070 126.2080 101.7000 101.9000
A0-K0 123.2990 123.1750 79.5400 79.6770
G1-J2 55.8120 55.7570 63.0000 63.1000
G1-K0 87.3660 87.3190 32.7830 32.8830
J2-K0 48.1510 48.1520 357.1280 357.2450
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 60941.99808665
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME eps Sgr
RA 276.041372
DEC -34.38533
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 89.867
HIERARCH ESO ISS PBL12 END 89.834
HIERARCH ESO ISS PBLA12 START 124.6
HIERARCH ESO ISS PBLA12 END 124.8
HIERARCH ESO ISS PBL13 START 126.307
HIERARCH ESO ISS PBL13 END 126.208
HIERARCH ESO ISS PBLA13 START 101.7
HIERARCH ESO ISS PBLA13 END 101.9
HIERARCH ESO ISS PBL14 START 123.299
HIERARCH ESO ISS PBL14 END 123.175
HIERARCH ESO ISS PBLA14 START 79.54
HIERARCH ESO ISS PBLA14 END 79.677
HIERARCH ESO ISS PBL23 START 55.812
HIERARCH ESO ISS PBL23 END 55.757
HIERARCH ESO ISS PBLA23 START 63.0
HIERARCH ESO ISS PBLA23 END 63.1
HIERARCH ESO ISS PBL24 START 87.366
HIERARCH ESO ISS PBL24 END 87.319
HIERARCH ESO ISS PBLA24 START 32.783
HIERARCH ESO ISS PBLA24 END 32.883
HIERARCH ESO ISS PBL34 START 48.151
HIERARCH ESO ISS PBL34 END 48.152
HIERARCH ESO ISS PBLA34 START 357.128
HIERARCH ESO ISS PBLA34 END 357.245
HIERARCH ESO ISS AMBI TAU0 START 0.008231
HIERARCH ESO ISS AMBI TAU0 END 0.008231
HIERARCH ESO ISS AMBI TEMP 15.27
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.68