Exposure
ID
MATIS.2021-01-31T04:21:13.946_1
Header ID
MATIS.2021-01-31T04:21:13.946
Date updated
2025-03-26 15:25:19 UTC+0000
Release date
2021-01-31 04:21:13 UTC+0000
UTC Start
2021-01-31 04:21:13.946
UTC End
2021-01-31 04:22:13.954
MJD Start
59245.18141141
MJD End
59245.18210594704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0063465
Ambient temperature (°C)
13.61
Seeing (arcsec)
0.69
Observation
ID
46642
Category
calibrator
Program ID
106.21RL.001
Program Title
THE CIRCUMSTELLAR ENVELOPES OF CEPHEIDS AND THEIR IMPACT ON THE PL RELATION IN THE JWST AND ELT ERA
Program Type
Monitoring
PI / COI
HOCDÉ / NARDETTO / CRUZALEBES / DOMICIANO DE SOUZA / GALLENNE / KERVELLA / LAGADEC / LOPEZ / MATTER / MEILLAND / MILLOUR / PHILIPPE / MÉRAND / NICCOLINI
Target
ID
35018
Name
87 Gem
RA
103.000713
DEC
23.6019
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 49.2230 49.2950 39.0000 39.0000
U1-U3 92.9410 93.0650 43.9000 43.8000
U1-U4 130.0250 130.0500 62.1500 62.0530
U2-U3 44.0920 44.1400 49.3000 49.2000
U2-U4 86.9450 86.8600 75.0100 74.8920
U3-U4 50.9560 50.8070 97.0760 96.9930
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 106.21RL.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 59245.18141141
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME 87 Gem
RA 103.000713
DEC 23.6019
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 49.223
HIERARCH ESO ISS PBL12 END 49.295
HIERARCH ESO ISS PBLA12 START 39.0
HIERARCH ESO ISS PBLA12 END 39.0
HIERARCH ESO ISS PBL13 START 92.941
HIERARCH ESO ISS PBL13 END 93.065
HIERARCH ESO ISS PBLA13 START 43.9
HIERARCH ESO ISS PBLA13 END 43.8
HIERARCH ESO ISS PBL14 START 130.025
HIERARCH ESO ISS PBL14 END 130.05
HIERARCH ESO ISS PBLA14 START 62.15
HIERARCH ESO ISS PBLA14 END 62.053
HIERARCH ESO ISS PBL23 START 44.092
HIERARCH ESO ISS PBL23 END 44.14
HIERARCH ESO ISS PBLA23 START 49.3
HIERARCH ESO ISS PBLA23 END 49.2
HIERARCH ESO ISS PBL24 START 86.945
HIERARCH ESO ISS PBL24 END 86.86
HIERARCH ESO ISS PBLA24 START 75.01
HIERARCH ESO ISS PBLA24 END 74.892
HIERARCH ESO ISS PBL34 START 50.956
HIERARCH ESO ISS PBL34 END 50.807
HIERARCH ESO ISS PBLA34 START 97.076
HIERARCH ESO ISS PBLA34 END 96.993
HIERARCH ESO ISS AMBI TAU0 START 0.006613
HIERARCH ESO ISS AMBI TAU0 END 0.00608
HIERARCH ESO ISS AMBI TEMP 13.61
HIERARCH ESO ISS AMBI FWHM START 0.71
HIERARCH ESO ISS AMBI FWHM END 0.67