Exposure
ID
MATIS.2025-04-09T08:18:43.016_1
Header ID
MATIS.2025-04-09T08:18:43.016
Date updated
2025-04-09 08:30:44 UTC+0000
Release date
2025-04-09 08:18:43 UTC+0000
UTC Start
2025-04-09 08:18:43.016
UTC End
2025-04-09 08:19:43.024
MJD Start
60774.3463312
MJD End
60774.34702573704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003316
Ambient temperature (°C)
14.26
Seeing (arcsec)
0.98
Observation
ID
66135
Category
calibrator
Program ID
60.A-9130(A)
Program Title
DAILY CALIBRATION
Program Type
Normal
PI / COI
TEAM
Target
ID
49236
Name
HD 165986
RA
272.931071
DEC
-55.36288
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 52.2510 52.2350 17.1000 17.3000
U1-U3 96.5360 96.5030 23.1000 23.3000
U1-U4 129.7880 129.7690 47.5060 47.7050
U2-U3 44.9060 44.8900 30.1000 30.3000
U2-U4 88.7270 88.7520 64.8230 65.0370
U3-U4 57.7650 57.8240 91.0830 91.2880
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 60774.3463312
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 165986
RA 272.931071
DEC -55.36288
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 52.251
HIERARCH ESO ISS PBL12 END 52.235
HIERARCH ESO ISS PBLA12 START 17.1
HIERARCH ESO ISS PBLA12 END 17.3
HIERARCH ESO ISS PBL13 START 96.536
HIERARCH ESO ISS PBL13 END 96.503
HIERARCH ESO ISS PBLA13 START 23.1
HIERARCH ESO ISS PBLA13 END 23.3
HIERARCH ESO ISS PBL14 START 129.788
HIERARCH ESO ISS PBL14 END 129.769
HIERARCH ESO ISS PBLA14 START 47.506
HIERARCH ESO ISS PBLA14 END 47.705
HIERARCH ESO ISS PBL23 START 44.906
HIERARCH ESO ISS PBL23 END 44.89
HIERARCH ESO ISS PBLA23 START 30.1
HIERARCH ESO ISS PBLA23 END 30.3
HIERARCH ESO ISS PBL24 START 88.727
HIERARCH ESO ISS PBL24 END 88.752
HIERARCH ESO ISS PBLA24 START 64.823
HIERARCH ESO ISS PBLA24 END 65.037
HIERARCH ESO ISS PBL34 START 57.765
HIERARCH ESO ISS PBL34 END 57.824
HIERARCH ESO ISS PBLA34 START 91.083
HIERARCH ESO ISS PBLA34 END 91.288
HIERARCH ESO ISS AMBI TAU0 START 0.002963
HIERARCH ESO ISS AMBI TAU0 END 0.003669
HIERARCH ESO ISS AMBI TEMP 14.26
HIERARCH ESO ISS AMBI FWHM START 0.98
HIERARCH ESO ISS AMBI FWHM END 0.98