Exposure
ID
MATIS.2025-07-25T01:37:44.247_1
Header ID
MATIS.2025-07-25T01:37:44.247
Date updated
2025-07-25 01:45:56 UTC+0000
Release date
2025-07-25 01:37:44 UTC+0000
UTC Start
2025-07-25 01:37:44.247
UTC End
2025-07-25 01:38:46.257
MJD Start
60881.06787323
MJD End
60881.06859093833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.003617
Ambient temperature (°C)
11.87
Seeing (arcsec)
0.6950000000000001
Observation
ID
68958
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
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.1120 25.1160 154.0000 154.2000
A0-D0 29.6460 29.6070 87.3000 87.4000
A0-C1 22.5380 22.5330 130.3090 130.5010
B2-D0 30.3770 30.3470 37.8000 37.9000
B2-C1 10.1190 10.1090 37.7700 37.8790
D0-C1 20.2580 20.2380 217.8410 217.9490
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 60881.06787323
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 138816
RA 234.048498
DEC -44.39715
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2385
HIERARCH ESO ISS PBL12 START 25.112
HIERARCH ESO ISS PBL12 END 25.116
HIERARCH ESO ISS PBLA12 START 154.0
HIERARCH ESO ISS PBLA12 END 154.2
HIERARCH ESO ISS PBL13 START 29.646
HIERARCH ESO ISS PBL13 END 29.607
HIERARCH ESO ISS PBLA13 START 87.3
HIERARCH ESO ISS PBLA13 END 87.4
HIERARCH ESO ISS PBL14 START 22.538
HIERARCH ESO ISS PBL14 END 22.533
HIERARCH ESO ISS PBLA14 START 130.309
HIERARCH ESO ISS PBLA14 END 130.501
HIERARCH ESO ISS PBL23 START 30.377
HIERARCH ESO ISS PBL23 END 30.347
HIERARCH ESO ISS PBLA23 START 37.8
HIERARCH ESO ISS PBLA23 END 37.9
HIERARCH ESO ISS PBL24 START 10.119
HIERARCH ESO ISS PBL24 END 10.109
HIERARCH ESO ISS PBLA24 START 37.77
HIERARCH ESO ISS PBLA24 END 37.879
HIERARCH ESO ISS PBL34 START 20.258
HIERARCH ESO ISS PBL34 END 20.238
HIERARCH ESO ISS PBLA34 START 217.841
HIERARCH ESO ISS PBLA34 END 217.949
HIERARCH ESO ISS AMBI TAU0 START 0.003617
HIERARCH ESO ISS AMBI TAU0 END 0.003617
HIERARCH ESO ISS AMBI TEMP 11.87
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.77