Exposure
ID
MATIS.2021-10-12T06:36:03.087_1
Header ID
MATIS.2021-10-12T06:36:03.087
Date updated
2021-10-12 06:46:43 UTC+0000
Release date
2021-10-12 06:36:03 UTC+0000
UTC Start
2021-10-12 06:36:03.087
UTC End
2021-10-12 06:37:05.097
MJD Start
59499.27503573
MJD End
59499.2757534383
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.004755
Ambient temperature (°C)
13.43
Seeing (arcsec)
0.465
Observation
ID
48494
Category
calibrator
Program ID
108.229P.001
Program Title
THE MYSTERIOUS ORIGIN OF EXTREME DEBRIS DISKS REVEALED BY MID-INFRARED INTERFEROMETRY
Program Type
Normal
PI / COI
VARGA/ ABRAHAM/ CHEN/ KOSPAL/ SU/ HENNING/ PAWELLEK/ MOOR/ CRUZ-SAENZ DE MIERA/ WHITE/ AUGEREAU/ RATZKA/ WOLF/ PANTIN/ HOGERHEIJDE/ BRUNO/ HOFMANN/ MATTER/ WEIGELT/ DOMINIK/ JAFFE/ SCHERTL/ WATERS/ KLARMANN/ YOFFE/ KOKOULINA/ VAN BOEKEL/ MILLOUR/ PÉRONNE
Target
ID
36352
Name
HD_20893
RA
50.688235
DEC
20.74199
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 68.3480 68.3480 271.6000 271.5000
K0-D0 92.8740 92.9750 256.8000 256.8000
K0-J3 44.1880 44.0980 323.5750 323.6400
G2-D0 31.9350 32.0070 223.8000 223.9000
G2-J3 53.8910 54.0090 51.3470 51.3550
D0-J3 85.6530 85.8440 48.5500 48.5690
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 108.229P.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 59499.27503573
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_20893
RA 50.688235
DEC 20.74199
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2385
HIERARCH ESO ISS PBL12 START 68.348
HIERARCH ESO ISS PBL12 END 68.348
HIERARCH ESO ISS PBLA12 START 271.6
HIERARCH ESO ISS PBLA12 END 271.5
HIERARCH ESO ISS PBL13 START 92.874
HIERARCH ESO ISS PBL13 END 92.975
HIERARCH ESO ISS PBLA13 START 256.8
HIERARCH ESO ISS PBLA13 END 256.8
HIERARCH ESO ISS PBL14 START 44.188
HIERARCH ESO ISS PBL14 END 44.098
HIERARCH ESO ISS PBLA14 START 323.575
HIERARCH ESO ISS PBLA14 END 323.64
HIERARCH ESO ISS PBL23 START 31.935
HIERARCH ESO ISS PBL23 END 32.007
HIERARCH ESO ISS PBLA23 START 223.8
HIERARCH ESO ISS PBLA23 END 223.9
HIERARCH ESO ISS PBL24 START 53.891
HIERARCH ESO ISS PBL24 END 54.009
HIERARCH ESO ISS PBLA24 START 51.347
HIERARCH ESO ISS PBLA24 END 51.355
HIERARCH ESO ISS PBL34 START 85.653
HIERARCH ESO ISS PBL34 END 85.844
HIERARCH ESO ISS PBLA34 START 48.55
HIERARCH ESO ISS PBLA34 END 48.569
HIERARCH ESO ISS AMBI TAU0 START 0.004801
HIERARCH ESO ISS AMBI TAU0 END 0.004709
HIERARCH ESO ISS AMBI TEMP 13.43
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.45