Exposure
ID
GRAVI.2021-01-18T04:18:25.927_1
Header ID
GRAVI.2021-01-18T04:18:25.927
Date updated
2021-01-18 04:30:56 UTC+0000
Release date
2022-01-18 04:30:56 UTC+0000
UTC Start
2021-01-18 04:18:25.927
UTC End
2021-01-18 04:22:25.927
MJD Start
59232.17946675
MJD End
59232.1822445278
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.003158
Ambient temperature (°C)
11.66
Seeing (arcsec)
1.13
Observation
ID
46403
Category
science
Program ID
1103.C-0477(B)
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
34886
Name
HIP27316
RA
86.803677
DEC
14.48811
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 70.5430 69.5620 108.7000 108.7000
A0-J2 116.2900 115.2550 85.8000 85.5000
A0-J3 131.4810 131.6900 51.2620 51.0680
G1-J2 58.2280 58.2260 57.6000 57.3000
G1-J3 110.8260 111.2510 18.8090 19.1780
J2-J3 74.9070 74.6810 349.6760 350.3930
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 1103.C-0477(B)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59232.17946675
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME 131_Tau
HIERARCH ESO INS SOBJ NAME HIP27316
RA 86.803677
DEC 14.48811
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 70.543
HIERARCH ESO ISS PBL12 END 69.562
HIERARCH ESO ISS PBLA12 START 108.7
HIERARCH ESO ISS PBLA12 END 108.7
HIERARCH ESO ISS PBL13 START 116.29
HIERARCH ESO ISS PBL13 END 115.255
HIERARCH ESO ISS PBLA13 START 85.8
HIERARCH ESO ISS PBLA13 END 85.5
HIERARCH ESO ISS PBL14 START 131.481
HIERARCH ESO ISS PBL14 END 131.69
HIERARCH ESO ISS PBLA14 START 51.262
HIERARCH ESO ISS PBLA14 END 51.068
HIERARCH ESO ISS PBL23 START 58.228
HIERARCH ESO ISS PBL23 END 58.226
HIERARCH ESO ISS PBLA23 START 57.6
HIERARCH ESO ISS PBLA23 END 57.3
HIERARCH ESO ISS PBL24 START 110.826
HIERARCH ESO ISS PBL24 END 111.251
HIERARCH ESO ISS PBLA24 START 18.809
HIERARCH ESO ISS PBLA24 END 19.178
HIERARCH ESO ISS PBL34 START 74.907
HIERARCH ESO ISS PBL34 END 74.681
HIERARCH ESO ISS PBLA34 START 349.676
HIERARCH ESO ISS PBLA34 END 350.393
HIERARCH ESO ISS AMBI TAU0 START 0.002961
HIERARCH ESO ISS AMBI TAU0 END 0.003355
HIERARCH ESO ISS AMBI TEMP 11.66
HIERARCH ESO ISS AMBI FWHM START 1.19
HIERARCH ESO ISS AMBI FWHM END 1.07