Exposure
ID
MATIS.2025-11-09T07:03:17.407_1
Header ID
MATIS.2025-11-09T07:03:17.407
Date updated
2025-11-09 07:10:57 UTC+0000
Release date
2025-11-09 07:03:17 UTC+0000
UTC Start
2025-11-09 07:03:17.407
UTC End
2025-11-09 07:04:20.327
MJD Start
60988.29395147
MJD End
60988.294679710736
Exposure time (s)
62.9
Validation level
1
Tau 0: Coherence time (s)
0.0046359999999999995
Ambient temperature (°C)
12.55
Seeing (arcsec)
0.585
Observation
ID
71317
Category
calibrator
Program ID
116.29H7.002
Program Title
GPAO COMMISSIONING
Program Type
Normal
PI / COI
TEAM
Target
ID
52961
Name
HD 285851
RA
68.251279
DEC
17.72704
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_MEDIUM
Instrument sub-mode
HYBRID
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 49.5740 49.6500 36.6000 36.7000
U1-U3 92.9020 93.0370 42.3000 42.3000
U1-U4 129.4930 129.5490 63.8830 63.8090
U2-U3 43.8390 43.8950 48.6000 48.6000
U2-U4 88.3910 88.3270 78.7700 78.6750
U3-U4 55.0620 54.9270 102.3250 102.2700
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.29H7.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 60988.29395147
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 285851
RA 68.251279
DEC 17.72704
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME MED
HIERARCH ESO INS DIL ID MED
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 1.3
HIERARCH ESO DET SEQ1 PERIOD 2.86
HIERARCH ESO DET NDIT 22
HIERARCH ESO ISS PBL12 START 49.574
HIERARCH ESO ISS PBL12 END 49.65
HIERARCH ESO ISS PBLA12 START 36.6
HIERARCH ESO ISS PBLA12 END 36.7
HIERARCH ESO ISS PBL13 START 92.902
HIERARCH ESO ISS PBL13 END 93.037
HIERARCH ESO ISS PBLA13 START 42.3
HIERARCH ESO ISS PBLA13 END 42.3
HIERARCH ESO ISS PBL14 START 129.493
HIERARCH ESO ISS PBL14 END 129.549
HIERARCH ESO ISS PBLA14 START 63.883
HIERARCH ESO ISS PBLA14 END 63.809
HIERARCH ESO ISS PBL23 START 43.839
HIERARCH ESO ISS PBL23 END 43.895
HIERARCH ESO ISS PBLA23 START 48.6
HIERARCH ESO ISS PBLA23 END 48.6
HIERARCH ESO ISS PBL24 START 88.391
HIERARCH ESO ISS PBL24 END 88.327
HIERARCH ESO ISS PBLA24 START 78.77
HIERARCH ESO ISS PBLA24 END 78.675
HIERARCH ESO ISS PBL34 START 55.062
HIERARCH ESO ISS PBL34 END 54.927
HIERARCH ESO ISS PBLA34 START 102.325
HIERARCH ESO ISS PBLA34 END 102.27
HIERARCH ESO ISS AMBI TAU0 START 0.005103
HIERARCH ESO ISS AMBI TAU0 END 0.004169
HIERARCH ESO ISS AMBI TEMP 12.55
HIERARCH ESO ISS AMBI FWHM START 0.63
HIERARCH ESO ISS AMBI FWHM END 0.54