Exposure
ID
MATIS.2021-03-01T02:18:48.861_1
Header ID
MATIS.2021-03-01T02:18:48.861
Date updated
2021-09-29 14:26:43 UTC+0000
Release date
2022-03-01 02:26:45 UTC+0000
UTC Start
2021-03-01 02:18:48.861
UTC End
2021-03-01 02:19:48.869
MJD Start
59274.09639885
MJD End
59274.097093387
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002506
Ambient temperature (°C)
16.98
Seeing (arcsec)
1.355
Observation
ID
46978
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
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 48.9450 49.0190 37.7000 37.7000
U1-U3 92.1230 92.2530 43.2000 43.1000
U1-U4 129.5210 129.5710 63.6940 63.6140
U2-U3 43.6450 43.6980 49.3000 49.2000
U2-U4 88.1670 88.1040 77.7680 77.6690
U3-U4 53.9960 53.8650 100.4650 100.4000
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 59274.09639885
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME zet Gem
RA 106.028223
DEC 20.57031
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 48.945
HIERARCH ESO ISS PBL12 END 49.019
HIERARCH ESO ISS PBLA12 START 37.7
HIERARCH ESO ISS PBLA12 END 37.7
HIERARCH ESO ISS PBL13 START 92.123
HIERARCH ESO ISS PBL13 END 92.253
HIERARCH ESO ISS PBLA13 START 43.2
HIERARCH ESO ISS PBLA13 END 43.1
HIERARCH ESO ISS PBL14 START 129.521
HIERARCH ESO ISS PBL14 END 129.571
HIERARCH ESO ISS PBLA14 START 63.694
HIERARCH ESO ISS PBLA14 END 63.614
HIERARCH ESO ISS PBL23 START 43.645
HIERARCH ESO ISS PBL23 END 43.698
HIERARCH ESO ISS PBLA23 START 49.3
HIERARCH ESO ISS PBLA23 END 49.2
HIERARCH ESO ISS PBL24 START 88.167
HIERARCH ESO ISS PBL24 END 88.104
HIERARCH ESO ISS PBLA24 START 77.768
HIERARCH ESO ISS PBLA24 END 77.669
HIERARCH ESO ISS PBL34 START 53.996
HIERARCH ESO ISS PBL34 END 53.865
HIERARCH ESO ISS PBLA34 START 100.465
HIERARCH ESO ISS PBLA34 END 100.4
HIERARCH ESO ISS AMBI TAU0 START 0.002618
HIERARCH ESO ISS AMBI TAU0 END 0.002394
HIERARCH ESO ISS AMBI TEMP 16.98
HIERARCH ESO ISS AMBI FWHM START 1.4
HIERARCH ESO ISS AMBI FWHM END 1.31