Exposure
ID
MATIS.2021-03-01T01:29:59.961_1
Header ID
MATIS.2021-03-01T01:29:59.961
Date updated
2021-09-29 14:26:43 UTC+0000
Release date
2022-03-01 01:36:10 UTC+0000
UTC Start
2021-03-01 01:29:59.961
UTC End
2021-03-01 01:30:59.969
MJD Start
59274.06249955
MJD End
59274.063194087
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0018445
Ambient temperature (°C)
17.08
Seeing (arcsec)
2.44
Observation
ID
46974
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
35255
Name
V T Mon
RA
96.304884
DEC
7.08568
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 52.9710 53.0210 33.6000 33.7000
U1-U3 97.7570 97.8440 39.5000 39.5000
U1-U4 130.1270 130.1450 63.3730 63.3460
U2-U3 45.3790 45.4140 46.3000 46.3000
U2-U4 88.1290 88.0610 80.7130 80.6740
U3-U4 56.8180 56.7070 107.5520 107.5560
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 59274.06249955
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V T Mon
RA 96.304884
DEC 7.08568
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 52.971
HIERARCH ESO ISS PBL12 END 53.021
HIERARCH ESO ISS PBLA12 START 33.6
HIERARCH ESO ISS PBLA12 END 33.7
HIERARCH ESO ISS PBL13 START 97.757
HIERARCH ESO ISS PBL13 END 97.844
HIERARCH ESO ISS PBLA13 START 39.5
HIERARCH ESO ISS PBLA13 END 39.5
HIERARCH ESO ISS PBL14 START 130.127
HIERARCH ESO ISS PBL14 END 130.145
HIERARCH ESO ISS PBLA14 START 63.373
HIERARCH ESO ISS PBLA14 END 63.346
HIERARCH ESO ISS PBL23 START 45.379
HIERARCH ESO ISS PBL23 END 45.414
HIERARCH ESO ISS PBLA23 START 46.3
HIERARCH ESO ISS PBLA23 END 46.3
HIERARCH ESO ISS PBL24 START 88.129
HIERARCH ESO ISS PBL24 END 88.061
HIERARCH ESO ISS PBLA24 START 80.713
HIERARCH ESO ISS PBLA24 END 80.674
HIERARCH ESO ISS PBL34 START 56.818
HIERARCH ESO ISS PBL34 END 56.707
HIERARCH ESO ISS PBLA34 START 107.552
HIERARCH ESO ISS PBLA34 END 107.556
HIERARCH ESO ISS AMBI TAU0 START 0.00196
HIERARCH ESO ISS AMBI TAU0 END 0.001729
HIERARCH ESO ISS AMBI TEMP 17.08
HIERARCH ESO ISS AMBI FWHM START 2.44
HIERARCH ESO ISS AMBI FWHM END 2.44