Exposure
ID
MATIS.2021-03-01T02:37:08.496_1
Header ID
MATIS.2021-03-01T02:37:08.496
Date updated
2025-03-26 15:25:19 UTC+0000
Release date
2021-03-01 02:37:08 UTC+0000
UTC Start
2021-03-01 02:37:08.496
UTC End
2021-03-01 02:38:08.460
MJD Start
59274.10912611
MJD End
59274.109820137775
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003422
Ambient temperature (°C)
16.74
Seeing (arcsec)
1.14
Observation
ID
46979
Category
calibrator
Program ID
106.21R2.001
Program Title
THE CIRCUMSTELLAR ENVELOPES OF CEPHEIDS WITH VLTI/MATISSE
Program Type
GTO
PI / COI
HOCDÉ / MILLOUR / AUGEREAU / LOPEZ / HRON / HENNING / DOMINIK / JAFFE / VAN BOEKEL / WEIGELT / HOFMANN / SCHERTL / PANTIN / PETROV / WOLF / PHILIPPE / MEISENHEIMER / HOGERHEIJDE / DELBO
Target
ID
35258
Name
87 Gem
RA
103.000948
DEC
23.60153
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 49.9070 49.9740 39.0000 39.0000
U1-U3 94.0940 94.2050 43.6000 43.6000
U1-U4 130.1880 130.1960 61.1930 61.0950
U2-U3 44.5300 44.5720 48.8000 48.7000
U2-U4 86.0760 85.9820 73.8540 73.7360
U3-U4 49.4850 49.3320 96.2770 96.1960
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 106.21R2.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 59274.10912611
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME 87 Gem
RA 103.000948
DEC 23.60153
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL 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 0.111056
HIERARCH ESO DET SEQ1 PERIOD 0.228
HIERARCH ESO DET NDIT 263
HIERARCH ESO ISS PBL12 START 49.907
HIERARCH ESO ISS PBL12 END 49.974
HIERARCH ESO ISS PBLA12 START 39.0
HIERARCH ESO ISS PBLA12 END 39.0
HIERARCH ESO ISS PBL13 START 94.094
HIERARCH ESO ISS PBL13 END 94.205
HIERARCH ESO ISS PBLA13 START 43.6
HIERARCH ESO ISS PBLA13 END 43.6
HIERARCH ESO ISS PBL14 START 130.188
HIERARCH ESO ISS PBL14 END 130.196
HIERARCH ESO ISS PBLA14 START 61.193
HIERARCH ESO ISS PBLA14 END 61.095
HIERARCH ESO ISS PBL23 START 44.53
HIERARCH ESO ISS PBL23 END 44.572
HIERARCH ESO ISS PBLA23 START 48.8
HIERARCH ESO ISS PBLA23 END 48.7
HIERARCH ESO ISS PBL24 START 86.076
HIERARCH ESO ISS PBL24 END 85.982
HIERARCH ESO ISS PBLA24 START 73.854
HIERARCH ESO ISS PBLA24 END 73.736
HIERARCH ESO ISS PBL34 START 49.485
HIERARCH ESO ISS PBL34 END 49.332
HIERARCH ESO ISS PBLA34 START 96.277
HIERARCH ESO ISS PBLA34 END 96.196
HIERARCH ESO ISS AMBI TAU0 START 0.003422
HIERARCH ESO ISS AMBI TAU0 END 0.003422
HIERARCH ESO ISS AMBI TEMP 16.74
HIERARCH ESO ISS AMBI FWHM START 1.14
HIERARCH ESO ISS AMBI FWHM END 1.14