Exposure
ID
MATIS.2021-10-12T06:20:56.410_1
Header ID
MATIS.2021-10-12T06:20:56.410
Date updated
2021-10-12 06:26:20 UTC+0000
Release date
2021-10-12 06:20:56 UTC+0000
UTC Start
2021-10-12 06:20:56.410
UTC End
2021-10-12 06:21:58.962
MJD Start
59499.26454178
MJD End
59499.2652657615
Exposure time (s)
62.6
Validation level
1
Tau 0: Coherence time (s)
0.005749
Ambient temperature (°C)
12.86
Seeing (arcsec)
0.46
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 68.2090 68.2270 272.9000 272.8000
K0-D0 91.2480 91.3740 258.0000 257.9000
K0-J3 45.4660 45.3770 322.7420 322.7940
G2-D0 30.8840 30.9600 223.1000 223.2000
G2-J3 52.1220 52.2510 51.1560 51.1750
D0-J3 82.8170 83.0220 48.1780 48.2110
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 59499.26454178
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 1.117
HIERARCH ESO DET NDIT 56
HIERARCH ESO ISS PBL12 START 68.209
HIERARCH ESO ISS PBL12 END 68.227
HIERARCH ESO ISS PBLA12 START 272.9
HIERARCH ESO ISS PBLA12 END 272.8
HIERARCH ESO ISS PBL13 START 91.248
HIERARCH ESO ISS PBL13 END 91.374
HIERARCH ESO ISS PBLA13 START 258.0
HIERARCH ESO ISS PBLA13 END 257.9
HIERARCH ESO ISS PBL14 START 45.466
HIERARCH ESO ISS PBL14 END 45.377
HIERARCH ESO ISS PBLA14 START 322.742
HIERARCH ESO ISS PBLA14 END 322.794
HIERARCH ESO ISS PBL23 START 30.884
HIERARCH ESO ISS PBL23 END 30.96
HIERARCH ESO ISS PBLA23 START 223.1
HIERARCH ESO ISS PBLA23 END 223.2
HIERARCH ESO ISS PBL24 START 52.122
HIERARCH ESO ISS PBL24 END 52.251
HIERARCH ESO ISS PBLA24 START 51.156
HIERARCH ESO ISS PBLA24 END 51.175
HIERARCH ESO ISS PBL34 START 82.817
HIERARCH ESO ISS PBL34 END 83.022
HIERARCH ESO ISS PBLA34 START 48.178
HIERARCH ESO ISS PBLA34 END 48.211
HIERARCH ESO ISS AMBI TAU0 START 0.005749
HIERARCH ESO ISS AMBI TAU0 END 0.005749
HIERARCH ESO ISS AMBI TEMP 12.86
HIERARCH ESO ISS AMBI FWHM START 0.46
HIERARCH ESO ISS AMBI FWHM END 0.46