Exposure
ID
MATIS.2025-07-20T00:09:25.714_1
Header ID
MATIS.2025-07-20T00:09:25.714
Date updated
2025-07-20 00:20:53 UTC+0000
Release date
2025-07-20 00:09:25 UTC+0000
UTC Start
2025-07-20 00:09:25.714
UTC End
2025-07-20 00:10:27.376
MJD Start
60876.00654762
MJD End
60876.00726130056
Exposure time (s)
61.7
Validation level
1
Tau 0: Coherence time (s)
0.002436
Ambient temperature (°C)
13.98
Seeing (arcsec)
1.06
Observation
ID
68874
Category
calibrator
Program ID
60.A-9130(A)
Program Title
DAILY CALIBRATION
Program Type
Normal
PI / COI
TEAM
Target
ID
51240
Name
HD 138816
RA
234.048498
DEC
-44.39715
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 88.6870 88.7400 111.7000 111.9000
A0-J2 128.8940 128.9240 89.5000 89.7000
A0-K0 127.7670 127.7440 69.0170 69.1940
G1-J2 57.5790 57.5560 53.9000 54.0000
G1-K0 86.8260 86.7910 25.1610 25.2930
J2-K0 45.6600 45.6720 347.8730 347.9880
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 60876.00654762
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 138816
RA 234.048498
DEC -44.39715
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 88.687
HIERARCH ESO ISS PBL12 END 88.74
HIERARCH ESO ISS PBLA12 START 111.7
HIERARCH ESO ISS PBLA12 END 111.9
HIERARCH ESO ISS PBL13 START 128.894
HIERARCH ESO ISS PBL13 END 128.924
HIERARCH ESO ISS PBLA13 START 89.5
HIERARCH ESO ISS PBLA13 END 89.7
HIERARCH ESO ISS PBL14 START 127.767
HIERARCH ESO ISS PBL14 END 127.744
HIERARCH ESO ISS PBLA14 START 69.017
HIERARCH ESO ISS PBLA14 END 69.194
HIERARCH ESO ISS PBL23 START 57.579
HIERARCH ESO ISS PBL23 END 57.556
HIERARCH ESO ISS PBLA23 START 53.9
HIERARCH ESO ISS PBLA23 END 54.0
HIERARCH ESO ISS PBL24 START 86.826
HIERARCH ESO ISS PBL24 END 86.791
HIERARCH ESO ISS PBLA24 START 25.161
HIERARCH ESO ISS PBLA24 END 25.293
HIERARCH ESO ISS PBL34 START 45.66
HIERARCH ESO ISS PBL34 END 45.672
HIERARCH ESO ISS PBLA34 START 347.873
HIERARCH ESO ISS PBLA34 END 347.988
HIERARCH ESO ISS AMBI TAU0 START 0.002436
HIERARCH ESO ISS AMBI TAU0 END 0.002436
HIERARCH ESO ISS AMBI TEMP 13.98
HIERARCH ESO ISS AMBI FWHM START 1.08
HIERARCH ESO ISS AMBI FWHM END 1.04