Exposure
ID
MATIS.2021-03-01T02:14:21.738_1
Header ID
MATIS.2021-03-01T02:14:21.738
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 02:14:21.738
UTC End
2021-03-01 02:15:21.798
MJD Start
59274.09330715
MJD End
59274.0940022889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.0024405
Ambient temperature (°C)
16.74
Seeing (arcsec)
1.475
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 48.6280 48.7000 37.6000 37.6000
U1-U3 91.5600 91.6880 43.2000 43.2000
U1-U4 129.2860 129.3420 64.0320 63.9560
U2-U3 43.4150 43.4680 49.4000 49.4000
U2-U4 88.4190 88.3640 78.1930 78.0970
U3-U4 54.5490 54.4260 100.7450 100.6820
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 59274.09330715
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 48.628
HIERARCH ESO ISS PBL12 END 48.7
HIERARCH ESO ISS PBLA12 START 37.6
HIERARCH ESO ISS PBLA12 END 37.6
HIERARCH ESO ISS PBL13 START 91.56
HIERARCH ESO ISS PBL13 END 91.688
HIERARCH ESO ISS PBLA13 START 43.2
HIERARCH ESO ISS PBLA13 END 43.2
HIERARCH ESO ISS PBL14 START 129.286
HIERARCH ESO ISS PBL14 END 129.342
HIERARCH ESO ISS PBLA14 START 64.032
HIERARCH ESO ISS PBLA14 END 63.956
HIERARCH ESO ISS PBL23 START 43.415
HIERARCH ESO ISS PBL23 END 43.468
HIERARCH ESO ISS PBLA23 START 49.4
HIERARCH ESO ISS PBLA23 END 49.4
HIERARCH ESO ISS PBL24 START 88.419
HIERARCH ESO ISS PBL24 END 88.364
HIERARCH ESO ISS PBLA24 START 78.193
HIERARCH ESO ISS PBLA24 END 78.097
HIERARCH ESO ISS PBL34 START 54.549
HIERARCH ESO ISS PBL34 END 54.426
HIERARCH ESO ISS PBLA34 START 100.745
HIERARCH ESO ISS PBLA34 END 100.682
HIERARCH ESO ISS AMBI TAU0 START 0.00263
HIERARCH ESO ISS AMBI TAU0 END 0.002251
HIERARCH ESO ISS AMBI TEMP 16.74
HIERARCH ESO ISS AMBI FWHM START 1.51
HIERARCH ESO ISS AMBI FWHM END 1.44