Exposure
ID
MATIS.2021-10-12T06:34:42.828_1
Header ID
MATIS.2021-10-12T06:34:42.828
Date updated
2021-10-12 06:41:34 UTC+0000
Release date
2021-10-12 06:34:42 UTC+0000
UTC Start
2021-10-12 06:34:42.828
UTC End
2021-10-12 06:35:45.228
MJD Start
59499.2741068
MJD End
59499.2748290222
Exposure time (s)
62.4
Validation level
1
Tau 0: Coherence time (s)
0.0045795
Ambient temperature (°C)
13.46
Seeing (arcsec)
0.495
Observation
ID
48493
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
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 68.3460 68.3470 271.7000 271.6000
K0-D0 92.7450 92.8490 256.9000 256.9000
K0-J3 44.3030 44.2110 323.4930 323.5580
G2-D0 31.8440 31.9170 223.8000 223.8000
G2-J3 53.7390 53.8610 51.3370 51.3450
D0-J3 85.4090 85.6050 48.5240 48.5450
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 59499.2741068
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_20893
RA 50.688235
DEC 20.74199
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 1.0
HIERARCH ESO DET SEQ1 PERIOD 1.56
HIERARCH ESO DET NDIT 40
HIERARCH ESO ISS PBL12 START 68.346
HIERARCH ESO ISS PBL12 END 68.347
HIERARCH ESO ISS PBLA12 START 271.7
HIERARCH ESO ISS PBLA12 END 271.6
HIERARCH ESO ISS PBL13 START 92.745
HIERARCH ESO ISS PBL13 END 92.849
HIERARCH ESO ISS PBLA13 START 256.9
HIERARCH ESO ISS PBLA13 END 256.9
HIERARCH ESO ISS PBL14 START 44.303
HIERARCH ESO ISS PBL14 END 44.211
HIERARCH ESO ISS PBLA14 START 323.493
HIERARCH ESO ISS PBLA14 END 323.558
HIERARCH ESO ISS PBL23 START 31.844
HIERARCH ESO ISS PBL23 END 31.917
HIERARCH ESO ISS PBLA23 START 223.8
HIERARCH ESO ISS PBLA23 END 223.8
HIERARCH ESO ISS PBL24 START 53.739
HIERARCH ESO ISS PBL24 END 53.861
HIERARCH ESO ISS PBLA24 START 51.337
HIERARCH ESO ISS PBLA24 END 51.345
HIERARCH ESO ISS PBL34 START 85.409
HIERARCH ESO ISS PBL34 END 85.605
HIERARCH ESO ISS PBLA34 START 48.524
HIERARCH ESO ISS PBLA34 END 48.545
HIERARCH ESO ISS AMBI TAU0 START 0.004358
HIERARCH ESO ISS AMBI TAU0 END 0.004801
HIERARCH ESO ISS AMBI TEMP 13.46
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.48