Exposure
ID
MATIS.2025-10-02T04:43:24.385_1
Header ID
MATIS.2025-10-02T04:43:24.385
Date updated
2025-10-02 04:51:14 UTC+0000
Release date
2025-10-02 04:43:24 UTC+0000
UTC Start
2025-10-02 04:43:24.385
UTC End
2025-10-02 04:44:26.047
MJD Start
60950.19681001
MJD End
60950.19752369056
Exposure time (s)
61.7
Validation level
1
Tau 0: Coherence time (s)
0.00546
Ambient temperature (°C)
12.82
Seeing (arcsec)
0.8200000000000001
Observation
ID
70551
Category
calibrator
Program ID
60.A-9130(A)
Program Title
DAILY CALIBRATION
Program Type
Normal
PI / COI
TEAM
Target
ID
52317
Name
tau Aqr
RA
342.396697
DEC
-13.59286
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 79.1580 79.0010 127.0000 127.1000
A0-J2 113.6560 113.3840 100.5000 100.6000
A0-K0 117.4430 117.2200 76.8480 76.8830
G1-J2 55.4950 55.4260 61.0000 61.0000
G1-K0 90.2150 90.1970 34.5160 34.5600
J2-K0 47.4670 47.4700 3.1390 3.2560
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9130(A)
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 60950.19681001
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME tau Aqr
RA 342.396697
DEC -13.59286
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL 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 0.6
HIERARCH ESO DET SEQ1 PERIOD 0.717
HIERARCH ESO DET NDIT 86
HIERARCH ESO ISS PBL12 START 79.158
HIERARCH ESO ISS PBL12 END 79.001
HIERARCH ESO ISS PBLA12 START 127.0
HIERARCH ESO ISS PBLA12 END 127.1
HIERARCH ESO ISS PBL13 START 113.656
HIERARCH ESO ISS PBL13 END 113.384
HIERARCH ESO ISS PBLA13 START 100.5
HIERARCH ESO ISS PBLA13 END 100.6
HIERARCH ESO ISS PBL14 START 117.443
HIERARCH ESO ISS PBL14 END 117.22
HIERARCH ESO ISS PBLA14 START 76.848
HIERARCH ESO ISS PBLA14 END 76.883
HIERARCH ESO ISS PBL23 START 55.495
HIERARCH ESO ISS PBL23 END 55.426
HIERARCH ESO ISS PBLA23 START 61.0
HIERARCH ESO ISS PBLA23 END 61.0
HIERARCH ESO ISS PBL24 START 90.215
HIERARCH ESO ISS PBL24 END 90.197
HIERARCH ESO ISS PBLA24 START 34.516
HIERARCH ESO ISS PBLA24 END 34.56
HIERARCH ESO ISS PBL34 START 47.467
HIERARCH ESO ISS PBL34 END 47.47
HIERARCH ESO ISS PBLA34 START 3.139
HIERARCH ESO ISS PBLA34 END 3.256
HIERARCH ESO ISS AMBI TAU0 START 0.00546
HIERARCH ESO ISS AMBI TAU0 END 0.00546
HIERARCH ESO ISS AMBI TEMP 12.82
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 0.88