Exposure
ID
GRAVI.2021-01-18T07:44:38.446_1
Header ID
GRAVI.2021-01-18T07:44:38.446
Date updated
2021-01-18 07:58:20 UTC+0000
Release date
2022-01-18 07:58:19 UTC+0000
UTC Start
2021-01-18 07:44:38.446
UTC End
2021-01-18 07:48:38.446
MJD Start
59232.3226672
MJD End
59232.3254449778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.00228
Ambient temperature (°C)
10.13
Seeing (arcsec)
1.34
Observation
ID
46405
Category
science
Program ID
1103.C-0477(E)
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
34888
Name
HIP71577
RA
219.571771
DEC
-49.90118
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 62.7980 63.5280 70.0000 71.0000
A0-J2 107.0190 107.6210 43.7000 44.9000
A0-J3 132.4190 132.4200 9.1830 10.0010
G1-J2 57.7730 57.7960 15.1000 16.0000
G1-J3 115.5800 115.8290 340.8840 341.3390
J2-J3 75.1520 75.7520 315.3010 315.6540
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 1103.C-0477(E)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59232.3226672
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD128415
HIERARCH ESO INS SOBJ NAME HIP71577
RA 219.571771
DEC -49.90118
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
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 62.798
HIERARCH ESO ISS PBL12 END 63.528
HIERARCH ESO ISS PBLA12 START 70.0
HIERARCH ESO ISS PBLA12 END 71.0
HIERARCH ESO ISS PBL13 START 107.019
HIERARCH ESO ISS PBL13 END 107.621
HIERARCH ESO ISS PBLA13 START 43.7
HIERARCH ESO ISS PBLA13 END 44.9
HIERARCH ESO ISS PBL14 START 132.419
HIERARCH ESO ISS PBL14 END 132.42
HIERARCH ESO ISS PBLA14 START 9.183
HIERARCH ESO ISS PBLA14 END 10.001
HIERARCH ESO ISS PBL23 START 57.773
HIERARCH ESO ISS PBL23 END 57.796
HIERARCH ESO ISS PBLA23 START 15.1
HIERARCH ESO ISS PBLA23 END 16.0
HIERARCH ESO ISS PBL24 START 115.58
HIERARCH ESO ISS PBL24 END 115.829
HIERARCH ESO ISS PBLA24 START 340.884
HIERARCH ESO ISS PBLA24 END 341.339
HIERARCH ESO ISS PBL34 START 75.152
HIERARCH ESO ISS PBL34 END 75.752
HIERARCH ESO ISS PBLA34 START 315.301
HIERARCH ESO ISS PBLA34 END 315.654
HIERARCH ESO ISS AMBI TAU0 START 0.002314
HIERARCH ESO ISS AMBI TAU0 END 0.002246
HIERARCH ESO ISS AMBI TEMP 10.13
HIERARCH ESO ISS AMBI FWHM START 1.29
HIERARCH ESO ISS AMBI FWHM END 1.39