Exposure
ID
MATIS.2025-04-10T05:04:58.978_1
Header ID
MATIS.2025-04-10T05:04:58.978
Date updated
2025-04-10 05:15:41 UTC+0000
Release date
2025-04-10 05:04:58 UTC+0000
UTC Start
2025-04-10 05:04:58.978
UTC End
2025-04-10 05:05:58.986
MJD Start
60775.21179373
MJD End
60775.21248826704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0034
Ambient temperature (°C)
10.67
Seeing (arcsec)
0.76
Observation
ID
66194
Category
calibrator
Program ID
60.A-9130(A)
Program Title
DAILY CALIBRATION
Program Type
Normal
PI / COI
TEAM
Target
ID
49276
Name
HD 165986
RA
272.931131
DEC
-55.36289
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 52.7100 52.7200 348.1000 348.3000
U1-U3 98.4650 98.4750 351.9000 352.0000
U1-U4 129.0360 129.0410 7.0110 7.2360
U2-U3 45.9960 45.9970 356.2000 356.4000
U2-U4 80.9740 81.0050 19.1620 19.4310
U3-U4 42.6090 42.6880 44.1070 44.4220
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 60775.21179373
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 165986
RA 272.931131
DEC -55.36289
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 52.71
HIERARCH ESO ISS PBL12 END 52.72
HIERARCH ESO ISS PBLA12 START 348.1
HIERARCH ESO ISS PBLA12 END 348.3
HIERARCH ESO ISS PBL13 START 98.465
HIERARCH ESO ISS PBL13 END 98.475
HIERARCH ESO ISS PBLA13 START 351.9
HIERARCH ESO ISS PBLA13 END 352.0
HIERARCH ESO ISS PBL14 START 129.036
HIERARCH ESO ISS PBL14 END 129.041
HIERARCH ESO ISS PBLA14 START 7.011
HIERARCH ESO ISS PBLA14 END 7.236
HIERARCH ESO ISS PBL23 START 45.996
HIERARCH ESO ISS PBL23 END 45.997
HIERARCH ESO ISS PBLA23 START 356.2
HIERARCH ESO ISS PBLA23 END 356.4
HIERARCH ESO ISS PBL24 START 80.974
HIERARCH ESO ISS PBL24 END 81.005
HIERARCH ESO ISS PBLA24 START 19.162
HIERARCH ESO ISS PBLA24 END 19.431
HIERARCH ESO ISS PBL34 START 42.609
HIERARCH ESO ISS PBL34 END 42.688
HIERARCH ESO ISS PBLA34 START 44.107
HIERARCH ESO ISS PBLA34 END 44.422
HIERARCH ESO ISS AMBI TAU0 START 0.0034
HIERARCH ESO ISS AMBI TAU0 END 0.0034
HIERARCH ESO ISS AMBI TEMP 10.67
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 0.76