Exposure
ID
GRAVI.2022-09-29T00:49:59.803_1
Header ID
GRAVI.2022-09-29T00:49:59.803
Date updated
2022-09-29 01:00:55 UTC+0000
Release date
2023-09-29 01:00:54 UTC+0000
UTC Start
2022-09-29 00:49:59.803
UTC End
2022-09-29 00:53:59.803
MJD Start
59851.03471994
MJD End
59851.0374977178
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0037645
Ambient temperature (°C)
7.25
Seeing (arcsec)
0.735
Observation
ID
51793
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
38566
Name
HIP87761
RA
268.905212
DEC
2.07494
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 61.0500 60.0070 123.5000 124.1000
A0-J2 96.2080 94.5830 91.6000 91.6000
A0-J3 128.9810 128.5470 48.9320 48.7250
G1-J2 54.8770 54.5710 55.6000 55.3000
G1-J3 127.1810 127.4300 21.3630 21.6080
J2-J3 87.4240 87.4430 0.6940 1.3430
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 59851.03471994
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD163346
HIERARCH ESO INS SOBJ NAME HIP87761
RA 268.905212
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 J3
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 61.05
HIERARCH ESO ISS PBL12 END 60.007
HIERARCH ESO ISS PBLA12 START 123.5
HIERARCH ESO ISS PBLA12 END 124.1
HIERARCH ESO ISS PBL13 START 96.208
HIERARCH ESO ISS PBL13 END 94.583
HIERARCH ESO ISS PBLA13 START 91.6
HIERARCH ESO ISS PBLA13 END 91.6
HIERARCH ESO ISS PBL14 START 128.981
HIERARCH ESO ISS PBL14 END 128.547
HIERARCH ESO ISS PBLA14 START 48.932
HIERARCH ESO ISS PBLA14 END 48.725
HIERARCH ESO ISS PBL23 START 54.877
HIERARCH ESO ISS PBL23 END 54.571
HIERARCH ESO ISS PBLA23 START 55.6
HIERARCH ESO ISS PBLA23 END 55.3
HIERARCH ESO ISS PBL24 START 127.181
HIERARCH ESO ISS PBL24 END 127.43
HIERARCH ESO ISS PBLA24 START 21.363
HIERARCH ESO ISS PBLA24 END 21.608
HIERARCH ESO ISS PBL34 START 87.424
HIERARCH ESO ISS PBL34 END 87.443
HIERARCH ESO ISS PBLA34 START 0.694
HIERARCH ESO ISS PBLA34 END 1.343
HIERARCH ESO ISS AMBI TAU0 START 0.003687
HIERARCH ESO ISS AMBI TAU0 END 0.003842
HIERARCH ESO ISS AMBI TEMP 7.25
HIERARCH ESO ISS AMBI FWHM START 0.75
HIERARCH ESO ISS AMBI FWHM END 0.72