Exposure
ID
GRAVI.2021-02-18T02:31:32.488_1
Header ID
GRAVI.2021-02-18T02:31:32.488
Date updated
2021-02-18 02:41:16 UTC+0000
Release date
2022-02-18 02:41:16 UTC+0000
UTC Start
2021-02-18 02:31:32.488
UTC End
2021-02-18 02:35:32.488
MJD Start
59263.10523713
MJD End
59263.1080149078
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0042585
Ambient temperature (°C)
8.8
Seeing (arcsec)
0.83
Observation
ID
46803
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
35145
Name
HIP27410
RA
87.059982
DEC
1.60963
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 72.4380 71.5400 118.5000 118.9000
A0-J2 112.3230 111.1120 92.0000 92.0000
A0-J3 132.0940 131.9460 50.5720 50.4890
G1-J2 57.4230 57.2630 57.8000 57.7000
G1-J3 124.5390 124.7970 17.9450 18.2790
J2-J3 88.4860 88.3740 353.3610 353.9890
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 59263.10523713
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD38769
HIERARCH ESO INS SOBJ NAME HIP27410
RA 87.059982
DEC 1.60963
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 72.438
HIERARCH ESO ISS PBL12 END 71.54
HIERARCH ESO ISS PBLA12 START 118.5
HIERARCH ESO ISS PBLA12 END 118.9
HIERARCH ESO ISS PBL13 START 112.323
HIERARCH ESO ISS PBL13 END 111.112
HIERARCH ESO ISS PBLA13 START 92.0
HIERARCH ESO ISS PBLA13 END 92.0
HIERARCH ESO ISS PBL14 START 132.094
HIERARCH ESO ISS PBL14 END 131.946
HIERARCH ESO ISS PBLA14 START 50.572
HIERARCH ESO ISS PBLA14 END 50.489
HIERARCH ESO ISS PBL23 START 57.423
HIERARCH ESO ISS PBL23 END 57.263
HIERARCH ESO ISS PBLA23 START 57.8
HIERARCH ESO ISS PBLA23 END 57.7
HIERARCH ESO ISS PBL24 START 124.539
HIERARCH ESO ISS PBL24 END 124.797
HIERARCH ESO ISS PBLA24 START 17.945
HIERARCH ESO ISS PBLA24 END 18.279
HIERARCH ESO ISS PBL34 START 88.486
HIERARCH ESO ISS PBL34 END 88.374
HIERARCH ESO ISS PBLA34 START 353.361
HIERARCH ESO ISS PBLA34 END 353.989
HIERARCH ESO ISS AMBI TAU0 START 0.004227
HIERARCH ESO ISS AMBI TAU0 END 0.00429
HIERARCH ESO ISS AMBI TEMP 8.8
HIERARCH ESO ISS AMBI FWHM START 0.84
HIERARCH ESO ISS AMBI FWHM END 0.82