Exposure
ID
GRAVI.2021-03-24T07:33:28.621_1
Header ID
GRAVI.2021-03-24T07:33:28.621
Date updated
2021-03-24 07:46:08 UTC+0000
Release date
2022-03-24 07:46:08 UTC+0000
UTC Start
2021-03-24 07:33:28.621
UTC End
2021-03-24 07:37:28.621
MJD Start
59297.3149146
MJD End
59297.3176923778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0052075
Ambient temperature (°C)
13.07
Seeing (arcsec)
0.765
Observation
ID
47265
Category
science
Program ID
1103.C-0477(D)
Program Title
ARMADA: ARANGEMENT FOR MICRO-ARCSECOND DIFFERENTIAL ASTROMETRY TO DETECT GIANT PLANETS AROUND HOT STARS
Program Type
DDT
PI / COI
GARDNER/ MONNIER/ LE BOUQUIN/ KRAUS/ IRELAND/ WOILLEZ/ BERGER/ LAGRANGE/ SEGRANSAN/ KRATTER/ SAHLMANN/ ZHOU/ QUELOZ/ PHUHL/ MOUILLET/ LACOUR/ KERVELLA
Target
ID
35449
Name
HIP83845
RA
257.023292
DEC
-41.61493
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 62.3390 62.6990 248.7000 249.6000
K0-D0 92.4660 92.7330 228.9000 229.7000
K0-J3 49.4280 49.6810 318.1240 318.5060
G2-D0 39.9210 39.9110 196.8000 197.5000
G2-J3 64.5050 64.5070 22.8920 23.6060
D0-J3 104.2870 104.2770 20.5660 21.2620
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 1103.C-0477(D)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59297.3149146
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD154569
HIERARCH ESO INS SOBJ NAME HIP83845
RA 257.023292
DEC -41.61493
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
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 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 62.339
HIERARCH ESO ISS PBL12 END 62.699
HIERARCH ESO ISS PBLA12 START 248.7
HIERARCH ESO ISS PBLA12 END 249.6
HIERARCH ESO ISS PBL13 START 92.466
HIERARCH ESO ISS PBL13 END 92.733
HIERARCH ESO ISS PBLA13 START 228.9
HIERARCH ESO ISS PBLA13 END 229.7
HIERARCH ESO ISS PBL14 START 49.428
HIERARCH ESO ISS PBL14 END 49.681
HIERARCH ESO ISS PBLA14 START 318.124
HIERARCH ESO ISS PBLA14 END 318.506
HIERARCH ESO ISS PBL23 START 39.921
HIERARCH ESO ISS PBL23 END 39.911
HIERARCH ESO ISS PBLA23 START 196.8
HIERARCH ESO ISS PBLA23 END 197.5
HIERARCH ESO ISS PBL24 START 64.505
HIERARCH ESO ISS PBL24 END 64.507
HIERARCH ESO ISS PBLA24 START 22.892
HIERARCH ESO ISS PBLA24 END 23.606
HIERARCH ESO ISS PBL34 START 104.287
HIERARCH ESO ISS PBL34 END 104.277
HIERARCH ESO ISS PBLA34 START 20.566
HIERARCH ESO ISS PBLA34 END 21.262
HIERARCH ESO ISS AMBI TAU0 START 0.006162
HIERARCH ESO ISS AMBI TAU0 END 0.004253
HIERARCH ESO ISS AMBI TEMP 13.07
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.86