Exposure
ID
MATIS.2022-01-08T00:59:31.531_1
Header ID
MATIS.2022-01-08T00:59:31.531
Date updated
2022-01-08 01:11:15 UTC+0000
Release date
2022-01-08 00:59:31 UTC+0000
UTC Start
2022-01-08 00:59:31.531
UTC End
2022-01-08 01:00:33.931
MJD Start
59587.04133716
MJD End
59587.0420593822
Exposure time (s)
62.4
Validation level
1
Tau 0: Coherence time (s)
0.018331
Ambient temperature (°C)
15.52
Seeing (arcsec)
0.44
Observation
ID
49208
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
36826
Name
HD_20893
RA
50.688232
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 68.3020 68.2900 270.7000 270.7000
K0-D0 93.7190 93.8070 256.1000 256.0000
K0-J3 43.3710 43.2770 324.1910 324.2700
G2-D0 32.5690 32.6410 224.1000 224.2000
G2-J3 54.9360 55.0530 51.3820 51.3860
D0-J3 87.3430 87.5320 48.6910 48.7060
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 59587.04133716
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_20893
RA 50.688232
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 68.302
HIERARCH ESO ISS PBL12 END 68.29
HIERARCH ESO ISS PBLA12 START 270.7
HIERARCH ESO ISS PBLA12 END 270.7
HIERARCH ESO ISS PBL13 START 93.719
HIERARCH ESO ISS PBL13 END 93.807
HIERARCH ESO ISS PBLA13 START 256.1
HIERARCH ESO ISS PBLA13 END 256.0
HIERARCH ESO ISS PBL14 START 43.371
HIERARCH ESO ISS PBL14 END 43.277
HIERARCH ESO ISS PBLA14 START 324.191
HIERARCH ESO ISS PBLA14 END 324.27
HIERARCH ESO ISS PBL23 START 32.569
HIERARCH ESO ISS PBL23 END 32.641
HIERARCH ESO ISS PBLA23 START 224.1
HIERARCH ESO ISS PBLA23 END 224.2
HIERARCH ESO ISS PBL24 START 54.936
HIERARCH ESO ISS PBL24 END 55.053
HIERARCH ESO ISS PBLA24 START 51.382
HIERARCH ESO ISS PBLA24 END 51.386
HIERARCH ESO ISS PBL34 START 87.343
HIERARCH ESO ISS PBL34 END 87.532
HIERARCH ESO ISS PBLA34 START 48.691
HIERARCH ESO ISS PBLA34 END 48.706
HIERARCH ESO ISS AMBI TAU0 START 0.018331
HIERARCH ESO ISS AMBI TAU0 END 0.018331
HIERARCH ESO ISS AMBI TEMP 15.52
HIERARCH ESO ISS AMBI FWHM START 0.44
HIERARCH ESO ISS AMBI FWHM END 0.44