Exposure
ID
MATIS.2021-11-24T01:55:08.054_1
Header ID
MATIS.2021-11-24T01:55:08.054
Date updated
2021-11-24 02:06:35 UTC+0000
Release date
2022-11-24 02:06:35 UTC+0000
UTC Start
2021-11-24 01:55:08.054
UTC End
2021-11-24 01:56:10.454
MJD Start
59542.07995433
MJD End
59542.0806765522
Exposure time (s)
62.4
Validation level
1
Tau 0: Coherence time (s)
0.0046125
Ambient temperature (°C)
14.6
Seeing (arcsec)
0.955
Observation
ID
48987
Category
science
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
36661
Name
BD+20_307
RA
28.709969
DEC
21.30613
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 68.0060 68.0350 273.8000 273.7000
K0-D0 90.0450 90.1860 258.8000 258.7000
K0-J3 45.9410 45.8520 322.0700 322.1140
G2-D0 30.0360 30.1140 223.0000 223.1000
G2-J3 50.7500 50.8850 51.3210 51.3450
D0-J3 80.5870 80.8010 48.2270 48.2650
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 108.229P.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 59542.07995433
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME BD+20_307
RA 28.709969
DEC 21.30613
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 2.08
HIERARCH ESO DET NDIT 30
HIERARCH ESO ISS PBL12 START 68.006
HIERARCH ESO ISS PBL12 END 68.035
HIERARCH ESO ISS PBLA12 START 273.8
HIERARCH ESO ISS PBLA12 END 273.7
HIERARCH ESO ISS PBL13 START 90.045
HIERARCH ESO ISS PBL13 END 90.186
HIERARCH ESO ISS PBLA13 START 258.8
HIERARCH ESO ISS PBLA13 END 258.7
HIERARCH ESO ISS PBL14 START 45.941
HIERARCH ESO ISS PBL14 END 45.852
HIERARCH ESO ISS PBLA14 START 322.07
HIERARCH ESO ISS PBLA14 END 322.114
HIERARCH ESO ISS PBL23 START 30.036
HIERARCH ESO ISS PBL23 END 30.114
HIERARCH ESO ISS PBLA23 START 223.0
HIERARCH ESO ISS PBLA23 END 223.1
HIERARCH ESO ISS PBL24 START 50.75
HIERARCH ESO ISS PBL24 END 50.885
HIERARCH ESO ISS PBLA24 START 51.321
HIERARCH ESO ISS PBLA24 END 51.345
HIERARCH ESO ISS PBL34 START 80.587
HIERARCH ESO ISS PBL34 END 80.801
HIERARCH ESO ISS PBLA34 START 48.227
HIERARCH ESO ISS PBLA34 END 48.265
HIERARCH ESO ISS AMBI TAU0 START 0.004605
HIERARCH ESO ISS AMBI TAU0 END 0.00462
HIERARCH ESO ISS AMBI TEMP 14.6
HIERARCH ESO ISS AMBI FWHM START 0.97
HIERARCH ESO ISS AMBI FWHM END 0.94