Exposure
ID
GRAVI.2021-10-05T00:33:44.374_1
Header ID
GRAVI.2021-10-05T00:33:44.374
Date updated
2021-10-05 00:46:14 UTC+0000
Release date
2022-10-05 00:46:13 UTC+0000
UTC Start
2021-10-05 00:33:44.374
UTC End
2021-10-05 00:37:44.374
MJD Start
59492.02343025
MJD End
59492.0262080278
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.00539
Ambient temperature (°C)
13.41
Seeing (arcsec)
0.565
Observation
ID
48430
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
36311
Name
HIP87761
RA
268.904096
DEC
2.07494
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 59.0050 57.9510 124.7000 125.4000
A0-J2 92.9920 91.3030 91.6000 91.6000
A0-K0 108.3930 107.2010 68.1770 67.8830
G1-J2 54.2630 53.9350 55.1000 54.8000
G1-K0 90.4780 90.4790 35.1940 35.1570
J2-K0 43.5390 43.6120 10.1350 10.6180
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 59492.02343025
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD163346
HIERARCH ESO INS SOBJ NAME HIP87761
RA 268.904096
DEC 2.07494
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 K0
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 59.005
HIERARCH ESO ISS PBL12 END 57.951
HIERARCH ESO ISS PBLA12 START 124.7
HIERARCH ESO ISS PBLA12 END 125.4
HIERARCH ESO ISS PBL13 START 92.992
HIERARCH ESO ISS PBL13 END 91.303
HIERARCH ESO ISS PBLA13 START 91.6
HIERARCH ESO ISS PBLA13 END 91.6
HIERARCH ESO ISS PBL14 START 108.393
HIERARCH ESO ISS PBL14 END 107.201
HIERARCH ESO ISS PBLA14 START 68.177
HIERARCH ESO ISS PBLA14 END 67.883
HIERARCH ESO ISS PBL23 START 54.263
HIERARCH ESO ISS PBL23 END 53.935
HIERARCH ESO ISS PBLA23 START 55.1
HIERARCH ESO ISS PBLA23 END 54.8
HIERARCH ESO ISS PBL24 START 90.478
HIERARCH ESO ISS PBL24 END 90.479
HIERARCH ESO ISS PBLA24 START 35.194
HIERARCH ESO ISS PBLA24 END 35.157
HIERARCH ESO ISS PBL34 START 43.539
HIERARCH ESO ISS PBL34 END 43.612
HIERARCH ESO ISS PBLA34 START 10.135
HIERARCH ESO ISS PBLA34 END 10.618
HIERARCH ESO ISS AMBI TAU0 START 0.005014
HIERARCH ESO ISS AMBI TAU0 END 0.005766
HIERARCH ESO ISS AMBI TEMP 13.41
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.55