Exposure
ID
MATIS.2022-01-08T00:53:05.194_1
Header ID
MATIS.2022-01-08T00:53:05.194
Date updated
2022-01-08 01:01:19 UTC+0000
Release date
2022-01-08 00:53:05 UTC+0000
UTC Start
2022-01-08 00:53:05.194
UTC End
2022-01-08 00:54:07.746
MJD Start
59587.03686567
MJD End
59587.0375896515
Exposure time (s)
62.6
Validation level
1
Tau 0: Coherence time (s)
0.015957
Ambient temperature (°C)
15.1
Seeing (arcsec)
0.49
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 68.3440 68.3400 271.3000 271.2000
K0-D0 93.1590 93.2560 256.6000 256.5000
K0-J3 43.9280 43.8360 323.7600 323.8290
G2-D0 32.1400 32.2120 223.9000 224.0000
G2-J3 54.2300 54.3490 51.3620 51.3670
D0-J3 86.2010 86.3920 48.5990 48.6170
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 59587.03686567
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 1.117
HIERARCH ESO DET NDIT 56
HIERARCH ESO ISS PBL12 START 68.344
HIERARCH ESO ISS PBL12 END 68.34
HIERARCH ESO ISS PBLA12 START 271.3
HIERARCH ESO ISS PBLA12 END 271.2
HIERARCH ESO ISS PBL13 START 93.159
HIERARCH ESO ISS PBL13 END 93.256
HIERARCH ESO ISS PBLA13 START 256.6
HIERARCH ESO ISS PBLA13 END 256.5
HIERARCH ESO ISS PBL14 START 43.928
HIERARCH ESO ISS PBL14 END 43.836
HIERARCH ESO ISS PBLA14 START 323.76
HIERARCH ESO ISS PBLA14 END 323.829
HIERARCH ESO ISS PBL23 START 32.14
HIERARCH ESO ISS PBL23 END 32.212
HIERARCH ESO ISS PBLA23 START 223.9
HIERARCH ESO ISS PBLA23 END 224.0
HIERARCH ESO ISS PBL24 START 54.23
HIERARCH ESO ISS PBL24 END 54.349
HIERARCH ESO ISS PBLA24 START 51.362
HIERARCH ESO ISS PBLA24 END 51.367
HIERARCH ESO ISS PBL34 START 86.201
HIERARCH ESO ISS PBL34 END 86.392
HIERARCH ESO ISS PBLA34 START 48.599
HIERARCH ESO ISS PBLA34 END 48.617
HIERARCH ESO ISS AMBI TAU0 START 0.015957
HIERARCH ESO ISS AMBI TAU0 END 0.015957
HIERARCH ESO ISS AMBI TEMP 15.1
HIERARCH ESO ISS AMBI FWHM START 0.49
HIERARCH ESO ISS AMBI FWHM END 0.49