Exposure
ID
MATIS.2021-11-24T02:00:46.912_1
Header ID
MATIS.2021-11-24T02:00:46.912
Date updated
2021-11-24 02:11:03 UTC+0000
Release date
2022-11-24 02:11:03 UTC+0000
UTC Start
2021-11-24 02:00:46.912
UTC End
2021-11-24 02:01:48.922
MJD Start
59542.0838763
MJD End
59542.0845940083
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.004514
Ambient temperature (°C)
14.45
Seeing (arcsec)
0.715
Observation
ID
48988
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
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 68.1450 68.1670 273.3000 273.2000
K0-D0 90.7720 90.9000 258.4000 258.3000
K0-J3 45.4710 45.3840 322.3100 322.3570
G2-D0 30.4470 30.5220 223.3000 223.4000
G2-J3 51.4580 51.5860 51.4350 51.4540
D0-J3 81.7130 81.9170 48.4160 48.4480
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 59542.0838763
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME BD+20_307
RA 28.709969
DEC 21.30613
HIERARCH ESO DET NAME MATISSE-N
HIERARCH ESO INS DIN NAME LOW
HIERARCH ESO INS DIN 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 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2385
HIERARCH ESO ISS PBL12 START 68.145
HIERARCH ESO ISS PBL12 END 68.167
HIERARCH ESO ISS PBLA12 START 273.3
HIERARCH ESO ISS PBLA12 END 273.2
HIERARCH ESO ISS PBL13 START 90.772
HIERARCH ESO ISS PBL13 END 90.9
HIERARCH ESO ISS PBLA13 START 258.4
HIERARCH ESO ISS PBLA13 END 258.3
HIERARCH ESO ISS PBL14 START 45.471
HIERARCH ESO ISS PBL14 END 45.384
HIERARCH ESO ISS PBLA14 START 322.31
HIERARCH ESO ISS PBLA14 END 322.357
HIERARCH ESO ISS PBL23 START 30.447
HIERARCH ESO ISS PBL23 END 30.522
HIERARCH ESO ISS PBLA23 START 223.3
HIERARCH ESO ISS PBLA23 END 223.4
HIERARCH ESO ISS PBL24 START 51.458
HIERARCH ESO ISS PBL24 END 51.586
HIERARCH ESO ISS PBLA24 START 51.435
HIERARCH ESO ISS PBLA24 END 51.454
HIERARCH ESO ISS PBL34 START 81.713
HIERARCH ESO ISS PBL34 END 81.917
HIERARCH ESO ISS PBLA34 START 48.416
HIERARCH ESO ISS PBLA34 END 48.448
HIERARCH ESO ISS AMBI TAU0 START 0.004514
HIERARCH ESO ISS AMBI TAU0 END 0.004514
HIERARCH ESO ISS AMBI TEMP 14.45
HIERARCH ESO ISS AMBI FWHM START 0.78
HIERARCH ESO ISS AMBI FWHM END 0.65