Exposure
ID
GRAVI.2021-09-04T23:46:25.763_1
Header ID
GRAVI.2021-09-04T23:46:25.763
Date updated
2021-09-05 00:01:09 UTC+0000
Release date
2022-09-05 00:01:09 UTC+0000
UTC Start
2021-09-04 23:46:25.763
UTC End
2021-09-04 23:50:25.763
MJD Start
59461.99057596
MJD End
59461.9933537378
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0081575
Ambient temperature (°C)
15.52
Seeing (arcsec)
0.85
Observation
ID
48121
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
36107
Name
HIP79337
RA
242.872985
DEC
9.71194
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 69.9710 68.9850 112.6000 112.7000
A0-J2 113.4980 112.3410 87.7000 87.5000
A0-J3 132.3480 132.3970 50.5710 50.4100
G1-J2 58.0630 57.9880 57.2000 56.9000
G1-J3 117.1050 117.4720 18.7280 19.0730
J2-J3 80.2000 80.0370 351.9830 352.6700
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 59461.99057596
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD145589
HIERARCH ESO INS SOBJ NAME HIP79337
RA 242.872985
DEC 9.71194
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 69.971
HIERARCH ESO ISS PBL12 END 68.985
HIERARCH ESO ISS PBLA12 START 112.6
HIERARCH ESO ISS PBLA12 END 112.7
HIERARCH ESO ISS PBL13 START 113.498
HIERARCH ESO ISS PBL13 END 112.341
HIERARCH ESO ISS PBLA13 START 87.7
HIERARCH ESO ISS PBLA13 END 87.5
HIERARCH ESO ISS PBL14 START 132.348
HIERARCH ESO ISS PBL14 END 132.397
HIERARCH ESO ISS PBLA14 START 50.571
HIERARCH ESO ISS PBLA14 END 50.41
HIERARCH ESO ISS PBL23 START 58.063
HIERARCH ESO ISS PBL23 END 57.988
HIERARCH ESO ISS PBLA23 START 57.2
HIERARCH ESO ISS PBLA23 END 56.9
HIERARCH ESO ISS PBL24 START 117.105
HIERARCH ESO ISS PBL24 END 117.472
HIERARCH ESO ISS PBLA24 START 18.728
HIERARCH ESO ISS PBLA24 END 19.073
HIERARCH ESO ISS PBL34 START 80.2
HIERARCH ESO ISS PBL34 END 80.037
HIERARCH ESO ISS PBLA34 START 351.983
HIERARCH ESO ISS PBLA34 END 352.67
HIERARCH ESO ISS AMBI TAU0 START 0.008107
HIERARCH ESO ISS AMBI TAU0 END 0.008208
HIERARCH ESO ISS AMBI TEMP 15.52
HIERARCH ESO ISS AMBI FWHM START 0.9
HIERARCH ESO ISS AMBI FWHM END 0.8