Exposure
ID
MATIS.2021-11-24T01:59:22.923_1
Header ID
MATIS.2021-11-24T01:59:22.923
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 01:59:22.923
UTC End
2021-11-24 02:00:25.323
MJD Start
59542.0829042
MJD End
59542.0836264222
Exposure time (s)
62.4
Validation level
1
Tau 0: Coherence time (s)
0.0041395
Ambient temperature (°C)
14.27
Seeing (arcsec)
1.045
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 68.1140 68.1380 273.4000 273.3000
K0-D0 90.5960 90.7300 258.5000 258.4000
K0-J3 45.5880 45.4980 322.2480 322.2950
G2-D0 30.3460 30.4230 223.2000 223.3000
G2-J3 51.2840 51.4170 51.4090 51.4290
D0-J3 81.4360 81.6470 48.3710 48.4050
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 59542.0829042
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 68.114
HIERARCH ESO ISS PBL12 END 68.138
HIERARCH ESO ISS PBLA12 START 273.4
HIERARCH ESO ISS PBLA12 END 273.3
HIERARCH ESO ISS PBL13 START 90.596
HIERARCH ESO ISS PBL13 END 90.73
HIERARCH ESO ISS PBLA13 START 258.5
HIERARCH ESO ISS PBLA13 END 258.4
HIERARCH ESO ISS PBL14 START 45.588
HIERARCH ESO ISS PBL14 END 45.498
HIERARCH ESO ISS PBLA14 START 322.248
HIERARCH ESO ISS PBLA14 END 322.295
HIERARCH ESO ISS PBL23 START 30.346
HIERARCH ESO ISS PBL23 END 30.423
HIERARCH ESO ISS PBLA23 START 223.2
HIERARCH ESO ISS PBLA23 END 223.3
HIERARCH ESO ISS PBL24 START 51.284
HIERARCH ESO ISS PBL24 END 51.417
HIERARCH ESO ISS PBLA24 START 51.409
HIERARCH ESO ISS PBLA24 END 51.429
HIERARCH ESO ISS PBL34 START 81.436
HIERARCH ESO ISS PBL34 END 81.647
HIERARCH ESO ISS PBLA34 START 48.371
HIERARCH ESO ISS PBLA34 END 48.405
HIERARCH ESO ISS AMBI TAU0 START 0.004017
HIERARCH ESO ISS AMBI TAU0 END 0.004262
HIERARCH ESO ISS AMBI TEMP 14.27
HIERARCH ESO ISS AMBI FWHM START 0.96
HIERARCH ESO ISS AMBI FWHM END 1.13