Exposure
ID
GRAVI.2021-10-05T00:24:35.351_1
Header ID
GRAVI.2021-10-05T00:24:35.351
Date updated
2021-10-05 00:36:22 UTC+0000
Release date
2022-10-05 00:36:22 UTC+0000
UTC Start
2021-10-05 00:24:35.351
UTC End
2021-10-05 00:28:35.351
MJD Start
59492.01707582
MJD End
59492.0198535978
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.004537
Ambient temperature (°C)
13.46
Seeing (arcsec)
0.57
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 61.2500 60.2090 123.4000 124.0000
A0-J2 96.5110 94.8920 91.6000 91.6000
A0-K0 110.8530 109.7260 68.7670 68.4990
G1-J2 54.9300 54.6260 55.6000 55.4000
G1-K0 90.4400 90.4640 35.2430 35.2260
J2-K0 43.3930 43.4590 9.0800 9.5740
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 59492.01707582
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 61.25
HIERARCH ESO ISS PBL12 END 60.209
HIERARCH ESO ISS PBLA12 START 123.4
HIERARCH ESO ISS PBLA12 END 124.0
HIERARCH ESO ISS PBL13 START 96.511
HIERARCH ESO ISS PBL13 END 94.892
HIERARCH ESO ISS PBLA13 START 91.6
HIERARCH ESO ISS PBLA13 END 91.6
HIERARCH ESO ISS PBL14 START 110.853
HIERARCH ESO ISS PBL14 END 109.726
HIERARCH ESO ISS PBLA14 START 68.767
HIERARCH ESO ISS PBLA14 END 68.499
HIERARCH ESO ISS PBL23 START 54.93
HIERARCH ESO ISS PBL23 END 54.626
HIERARCH ESO ISS PBLA23 START 55.6
HIERARCH ESO ISS PBLA23 END 55.4
HIERARCH ESO ISS PBL24 START 90.44
HIERARCH ESO ISS PBL24 END 90.464
HIERARCH ESO ISS PBLA24 START 35.243
HIERARCH ESO ISS PBLA24 END 35.226
HIERARCH ESO ISS PBL34 START 43.393
HIERARCH ESO ISS PBL34 END 43.459
HIERARCH ESO ISS PBLA34 START 9.08
HIERARCH ESO ISS PBLA34 END 9.574
HIERARCH ESO ISS AMBI TAU0 START 0.004685
HIERARCH ESO ISS AMBI TAU0 END 0.004389
HIERARCH ESO ISS AMBI TEMP 13.46
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.59