Exposure
ID
MATIS.2021-03-01T02:09:18.812_1
Header ID
MATIS.2021-03-01T02:09:18.812
Date updated
2021-09-29 14:26:43 UTC+0000
Release date
2022-03-01 02:21:33 UTC+0000
UTC Start
2021-03-01 02:09:18.812
UTC End
2021-03-01 02:10:18.872
MJD Start
59274.08980107
MJD End
59274.0904962089
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.002649
Ambient temperature (°C)
16.88
Seeing (arcsec)
1.34
Observation
ID
46977
Category
science
Program ID
106.21R2.001
Program Title
THE CIRCUMSTELLAR ENVELOPES OF CEPHEIDS WITH VLTI/MATISSE
Program Type
GTO
PI / COI
HOCD\XC3\X83\XC2\XA9/ MILLOUR/ AUGEREAU/ BRUNO/ HRON/ HENNING/ DOMINIK/ JAFFE/ VAN BOEKEL/ WEIGELT/ HOFMANN/ SCHERTL/ PANTIN/ PETROV/ WOLF/ PHILIPPE/ MEISENHEIMER/ HOGERHEIJDE/ DELBO
Target
ID
35257
Name
zet Gem
RA
106.028223
DEC
20.57031
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 48.2580 48.3340 37.5000 37.5000
U1-U3 90.8990 91.0350 43.2000 43.2000
U1-U4 128.9740 129.0420 64.4100 64.3340
U2-U3 43.1410 43.1980 49.5000 49.5000
U2-U4 88.6730 88.6240 78.6720 78.5740
U3-U4 55.1580 55.0350 101.0680 101.0020
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 106.21R2.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 59274.08980107
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME zet Gem
RA 106.028223
DEC 20.57031
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 0.0751997
HIERARCH ESO DET SEQ1 PERIOD 0.156
HIERARCH ESO DET NDIT 385
HIERARCH ESO ISS PBL12 START 48.258
HIERARCH ESO ISS PBL12 END 48.334
HIERARCH ESO ISS PBLA12 START 37.5
HIERARCH ESO ISS PBLA12 END 37.5
HIERARCH ESO ISS PBL13 START 90.899
HIERARCH ESO ISS PBL13 END 91.035
HIERARCH ESO ISS PBLA13 START 43.2
HIERARCH ESO ISS PBLA13 END 43.2
HIERARCH ESO ISS PBL14 START 128.974
HIERARCH ESO ISS PBL14 END 129.042
HIERARCH ESO ISS PBLA14 START 64.41
HIERARCH ESO ISS PBLA14 END 64.334
HIERARCH ESO ISS PBL23 START 43.141
HIERARCH ESO ISS PBL23 END 43.198
HIERARCH ESO ISS PBLA23 START 49.5
HIERARCH ESO ISS PBLA23 END 49.5
HIERARCH ESO ISS PBL24 START 88.673
HIERARCH ESO ISS PBL24 END 88.624
HIERARCH ESO ISS PBLA24 START 78.672
HIERARCH ESO ISS PBLA24 END 78.574
HIERARCH ESO ISS PBL34 START 55.158
HIERARCH ESO ISS PBL34 END 55.035
HIERARCH ESO ISS PBLA34 START 101.068
HIERARCH ESO ISS PBLA34 END 101.002
HIERARCH ESO ISS AMBI TAU0 START 0.002599
HIERARCH ESO ISS AMBI TAU0 END 0.002699
HIERARCH ESO ISS AMBI TEMP 16.88
HIERARCH ESO ISS AMBI FWHM START 1.34
HIERARCH ESO ISS AMBI FWHM END 1.34