Exposure
ID
MATIS.2021-10-12T06:23:56.397_1
Header ID
MATIS.2021-10-12T06:23:56.397
Date updated
2021-10-12 06:31:17 UTC+0000
Release date
2021-10-12 06:23:56 UTC+0000
UTC Start
2021-10-12 06:23:56.397
UTC End
2021-10-12 06:24:58.949
MJD Start
59499.26662496
MJD End
59499.2673489415
Exposure time (s)
62.6
Validation level
1
Tau 0: Coherence time (s)
0.005749
Ambient temperature (°C)
12.98
Seeing (arcsec)
0.54
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 68.2570 68.2720 272.7000 272.6000
K0-D0 91.5980 91.7200 257.7000 257.7000
K0-J3 45.2150 45.1260 322.8920 322.9470
G2-D0 31.0960 31.1710 223.3000 223.4000
G2-J3 52.4830 52.6100 51.2080 51.2240
D0-J3 83.3930 83.5970 48.2670 48.2960
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 59499.26662496
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 68.257
HIERARCH ESO ISS PBL12 END 68.272
HIERARCH ESO ISS PBLA12 START 272.7
HIERARCH ESO ISS PBLA12 END 272.6
HIERARCH ESO ISS PBL13 START 91.598
HIERARCH ESO ISS PBL13 END 91.72
HIERARCH ESO ISS PBLA13 START 257.7
HIERARCH ESO ISS PBLA13 END 257.7
HIERARCH ESO ISS PBL14 START 45.215
HIERARCH ESO ISS PBL14 END 45.126
HIERARCH ESO ISS PBLA14 START 322.892
HIERARCH ESO ISS PBLA14 END 322.947
HIERARCH ESO ISS PBL23 START 31.096
HIERARCH ESO ISS PBL23 END 31.171
HIERARCH ESO ISS PBLA23 START 223.3
HIERARCH ESO ISS PBLA23 END 223.4
HIERARCH ESO ISS PBL24 START 52.483
HIERARCH ESO ISS PBL24 END 52.61
HIERARCH ESO ISS PBLA24 START 51.208
HIERARCH ESO ISS PBLA24 END 51.224
HIERARCH ESO ISS PBL34 START 83.393
HIERARCH ESO ISS PBL34 END 83.597
HIERARCH ESO ISS PBLA34 START 48.267
HIERARCH ESO ISS PBLA34 END 48.296
HIERARCH ESO ISS AMBI TAU0 START 0.005749
HIERARCH ESO ISS AMBI TAU0 END 0.005749
HIERARCH ESO ISS AMBI TEMP 12.98
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.54