Exposure
ID
MATIS.2025-04-10T05:11:18.969_1
Header ID
MATIS.2025-04-10T05:11:18.969
Date updated
2025-04-10 05:20:44 UTC+0000
Release date
2025-04-10 05:11:18 UTC+0000
UTC Start
2025-04-10 05:11:18.969
UTC End
2025-04-10 05:12:18.977
MJD Start
60775.21619177
MJD End
60775.21688630704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0034
Ambient temperature (°C)
10.66
Seeing (arcsec)
0.76
Observation
ID
66202
Category
calibrator
Program ID
60.A-9130(A)
Program Title
DAILY CALIBRATION
Program Type
Normal
PI / COI
TEAM
Target
ID
49281
Name
HD 165986
RA
272.931177
DEC
-55.3629
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 52.7730 52.7830 349.1000 349.3000
U1-U3 98.5240 98.5320 352.9000 353.1000
U1-U4 129.0720 129.0790 8.4360 8.6610
U2-U3 46.0030 46.0040 357.3000 357.5000
U2-U4 81.1770 81.2110 20.8620 21.1300
U3-U4 43.1160 43.1970 46.0880 46.3970
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 60775.21619177
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 165986
RA 272.931177
DEC -55.3629
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 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 52.773
HIERARCH ESO ISS PBL12 END 52.783
HIERARCH ESO ISS PBLA12 START 349.1
HIERARCH ESO ISS PBLA12 END 349.3
HIERARCH ESO ISS PBL13 START 98.524
HIERARCH ESO ISS PBL13 END 98.532
HIERARCH ESO ISS PBLA13 START 352.9
HIERARCH ESO ISS PBLA13 END 353.1
HIERARCH ESO ISS PBL14 START 129.072
HIERARCH ESO ISS PBL14 END 129.079
HIERARCH ESO ISS PBLA14 START 8.436
HIERARCH ESO ISS PBLA14 END 8.661
HIERARCH ESO ISS PBL23 START 46.003
HIERARCH ESO ISS PBL23 END 46.004
HIERARCH ESO ISS PBLA23 START 357.3
HIERARCH ESO ISS PBLA23 END 357.5
HIERARCH ESO ISS PBL24 START 81.177
HIERARCH ESO ISS PBL24 END 81.211
HIERARCH ESO ISS PBLA24 START 20.862
HIERARCH ESO ISS PBLA24 END 21.13
HIERARCH ESO ISS PBL34 START 43.116
HIERARCH ESO ISS PBL34 END 43.197
HIERARCH ESO ISS PBLA34 START 46.088
HIERARCH ESO ISS PBLA34 END 46.397
HIERARCH ESO ISS AMBI TAU0 START 0.0034
HIERARCH ESO ISS AMBI TAU0 END 0.0034
HIERARCH ESO ISS AMBI TEMP 10.66
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 0.76