Exposure
ID
MATIS.2021-03-01T01:16:02.189_1
Header ID
MATIS.2021-03-01T01:16:02.189
Date updated
2021-09-29 14:26:43 UTC+0000
Release date
2022-03-01 01:26:19 UTC+0000
UTC Start
2021-03-01 01:16:02.189
UTC End
2021-03-01 01:17:02.197
MJD Start
59274.05280311
MJD End
59274.053497647
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0024975
Ambient temperature (°C)
17.46
Seeing (arcsec)
1.45
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 52.2820 52.3350 32.9000 33.0000
U1-U3 96.5110 96.6080 39.0000 39.0000
U1-U4 129.6840 129.7300 63.7070 63.6850
U2-U3 44.8640 44.9050 46.1000 46.1000
U2-U4 88.8800 88.8360 81.2210 81.1840
U3-U4 58.2240 58.1260 107.5400 107.5390
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 59274.05280311
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 52.282
HIERARCH ESO ISS PBL12 END 52.335
HIERARCH ESO ISS PBLA12 START 32.9
HIERARCH ESO ISS PBLA12 END 33.0
HIERARCH ESO ISS PBL13 START 96.511
HIERARCH ESO ISS PBL13 END 96.608
HIERARCH ESO ISS PBLA13 START 39.0
HIERARCH ESO ISS PBLA13 END 39.0
HIERARCH ESO ISS PBL14 START 129.684
HIERARCH ESO ISS PBL14 END 129.73
HIERARCH ESO ISS PBLA14 START 63.707
HIERARCH ESO ISS PBLA14 END 63.685
HIERARCH ESO ISS PBL23 START 44.864
HIERARCH ESO ISS PBL23 END 44.905
HIERARCH ESO ISS PBLA23 START 46.1
HIERARCH ESO ISS PBLA23 END 46.1
HIERARCH ESO ISS PBL24 START 88.88
HIERARCH ESO ISS PBL24 END 88.836
HIERARCH ESO ISS PBLA24 START 81.221
HIERARCH ESO ISS PBLA24 END 81.184
HIERARCH ESO ISS PBL34 START 58.224
HIERARCH ESO ISS PBL34 END 58.126
HIERARCH ESO ISS PBLA34 START 107.54
HIERARCH ESO ISS PBLA34 END 107.539
HIERARCH ESO ISS AMBI TAU0 START 0.002378
HIERARCH ESO ISS AMBI TAU0 END 0.002617
HIERARCH ESO ISS AMBI TEMP 17.46
HIERARCH ESO ISS AMBI FWHM START 1.33
HIERARCH ESO ISS AMBI FWHM END 1.57