Exposure
ID
GRAVI.2021-10-05T00:10:23.316_1
Header ID
GRAVI.2021-10-05T00:10:23.316
Date updated
2021-10-05 00:21:55 UTC+0000
Release date
2022-10-05 00:21:55 UTC+0000
UTC Start
2021-10-05 00:10:23.316
UTC End
2021-10-05 00:14:23.316
MJD Start
59492.0072143
MJD End
59492.0099920778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0048605
Ambient temperature (°C)
13.44
Seeing (arcsec)
0.725
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 64.6580 63.6500 121.5000 122.1000
A0-J2 101.6600 100.1610 91.6000 91.6000
A0-K0 114.3790 113.3630 69.5770 69.3470
G1-J2 55.8510 55.5900 56.4000 56.2000
G1-K0 90.2860 90.3440 35.2330 35.2470
J2-K0 43.1950 43.2500 7.4020 7.9080
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 59492.0072143
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 64.658
HIERARCH ESO ISS PBL12 END 63.65
HIERARCH ESO ISS PBLA12 START 121.5
HIERARCH ESO ISS PBLA12 END 122.1
HIERARCH ESO ISS PBL13 START 101.66
HIERARCH ESO ISS PBL13 END 100.161
HIERARCH ESO ISS PBLA13 START 91.6
HIERARCH ESO ISS PBLA13 END 91.6
HIERARCH ESO ISS PBL14 START 114.379
HIERARCH ESO ISS PBL14 END 113.363
HIERARCH ESO ISS PBLA14 START 69.577
HIERARCH ESO ISS PBLA14 END 69.347
HIERARCH ESO ISS PBL23 START 55.851
HIERARCH ESO ISS PBL23 END 55.59
HIERARCH ESO ISS PBLA23 START 56.4
HIERARCH ESO ISS PBLA23 END 56.2
HIERARCH ESO ISS PBL24 START 90.286
HIERARCH ESO ISS PBL24 END 90.344
HIERARCH ESO ISS PBLA24 START 35.233
HIERARCH ESO ISS PBLA24 END 35.247
HIERARCH ESO ISS PBL34 START 43.195
HIERARCH ESO ISS PBL34 END 43.25
HIERARCH ESO ISS PBLA34 START 7.402
HIERARCH ESO ISS PBLA34 END 7.908
HIERARCH ESO ISS AMBI TAU0 START 0.003972
HIERARCH ESO ISS AMBI TAU0 END 0.005749
HIERARCH ESO ISS AMBI TEMP 13.44
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.64