Exposure
ID
MATIS.2021-10-12T06:33:21.183_1
Header ID
MATIS.2021-10-12T06:33:21.183
Date updated
2021-10-12 06:41:34 UTC+0000
Release date
2021-10-12 06:33:21 UTC+0000
UTC Start
2021-10-12 06:33:21.183
UTC End
2021-10-12 06:34:23.583
MJD Start
59499.27316184
MJD End
59499.2738840622
Exposure time (s)
62.4
Validation level
1
Tau 0: Coherence time (s)
0.0045065
Ambient temperature (°C)
13.46
Seeing (arcsec)
0.48
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 68.3420 68.3450 271.8000 271.7000
K0-D0 92.6090 92.7170 257.0000 257.0000
K0-J3 44.4190 44.3270 323.4120 323.4760
G2-D0 31.7500 31.8250 223.7000 223.8000
G2-J3 53.5830 53.7070 51.3250 51.3350
D0-J3 85.1580 85.3570 48.4970 48.5190
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 59499.27316184
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 68.342
HIERARCH ESO ISS PBL12 END 68.345
HIERARCH ESO ISS PBLA12 START 271.8
HIERARCH ESO ISS PBLA12 END 271.7
HIERARCH ESO ISS PBL13 START 92.609
HIERARCH ESO ISS PBL13 END 92.717
HIERARCH ESO ISS PBLA13 START 257.0
HIERARCH ESO ISS PBLA13 END 257.0
HIERARCH ESO ISS PBL14 START 44.419
HIERARCH ESO ISS PBL14 END 44.327
HIERARCH ESO ISS PBLA14 START 323.412
HIERARCH ESO ISS PBLA14 END 323.476
HIERARCH ESO ISS PBL23 START 31.75
HIERARCH ESO ISS PBL23 END 31.825
HIERARCH ESO ISS PBLA23 START 223.7
HIERARCH ESO ISS PBLA23 END 223.8
HIERARCH ESO ISS PBL24 START 53.583
HIERARCH ESO ISS PBL24 END 53.707
HIERARCH ESO ISS PBLA24 START 51.325
HIERARCH ESO ISS PBLA24 END 51.335
HIERARCH ESO ISS PBL34 START 85.158
HIERARCH ESO ISS PBL34 END 85.357
HIERARCH ESO ISS PBLA34 START 48.497
HIERARCH ESO ISS PBLA34 END 48.519
HIERARCH ESO ISS AMBI TAU0 START 0.004655
HIERARCH ESO ISS AMBI TAU0 END 0.004358
HIERARCH ESO ISS AMBI TEMP 13.46
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.51