Exposure
ID
MATIS.2021-03-01T01:22:21.625_1
Header ID
MATIS.2021-03-01T01:22:21.625
Date updated
2021-09-29 14:26:43 UTC+0000
Release date
2022-03-01 01:31:31 UTC+0000
UTC Start
2021-03-01 01:22:21.625
UTC End
2021-03-01 01:23:21.633
MJD Start
59274.05719473
MJD End
59274.057889267
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0021635
Ambient temperature (°C)
17.18
Seeing (arcsec)
1.575
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 52.6000 52.6510 33.3000 33.3000
U1-U3 97.0920 97.1840 39.2000 39.3000
U1-U4 129.9330 129.9660 63.5660 63.5410
U2-U3 45.1080 45.1460 46.2000 46.2000
U2-U4 88.5790 88.5230 80.9950 80.9580
U3-U4 57.6100 57.5060 107.5370 107.5380
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 59274.05719473
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 52.6
HIERARCH ESO ISS PBL12 END 52.651
HIERARCH ESO ISS PBLA12 START 33.3
HIERARCH ESO ISS PBLA12 END 33.3
HIERARCH ESO ISS PBL13 START 97.092
HIERARCH ESO ISS PBL13 END 97.184
HIERARCH ESO ISS PBLA13 START 39.2
HIERARCH ESO ISS PBLA13 END 39.3
HIERARCH ESO ISS PBL14 START 129.933
HIERARCH ESO ISS PBL14 END 129.966
HIERARCH ESO ISS PBLA14 START 63.566
HIERARCH ESO ISS PBLA14 END 63.541
HIERARCH ESO ISS PBL23 START 45.108
HIERARCH ESO ISS PBL23 END 45.146
HIERARCH ESO ISS PBLA23 START 46.2
HIERARCH ESO ISS PBLA23 END 46.2
HIERARCH ESO ISS PBL24 START 88.579
HIERARCH ESO ISS PBL24 END 88.523
HIERARCH ESO ISS PBLA24 START 80.995
HIERARCH ESO ISS PBLA24 END 80.958
HIERARCH ESO ISS PBL34 START 57.61
HIERARCH ESO ISS PBL34 END 57.506
HIERARCH ESO ISS PBLA34 START 107.537
HIERARCH ESO ISS PBLA34 END 107.538
HIERARCH ESO ISS AMBI TAU0 START 0.002355
HIERARCH ESO ISS AMBI TAU0 END 0.001972
HIERARCH ESO ISS AMBI TEMP 17.18
HIERARCH ESO ISS AMBI FWHM START 1.38
HIERARCH ESO ISS AMBI FWHM END 1.77