Exposure
ID
GRAVI.2022-09-29T00:54:32.815_1
Header ID
GRAVI.2022-09-29T00:54:32.815
Date updated
2022-09-29 01:08:16 UTC+0000
Release date
2023-09-29 01:08:16 UTC+0000
UTC Start
2022-09-29 00:54:32.815
UTC End
2022-09-29 00:58:32.815
MJD Start
59851.0378798
MJD End
59851.0406575778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.003576
Ambient temperature (°C)
7.28
Seeing (arcsec)
0.73
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 59.9420 58.8970 124.2000 124.8000
A0-J2 94.4810 92.8270 91.6000 91.6000
A0-J3 128.5190 128.0620 48.7120 48.4930
G1-J2 54.5520 54.2350 55.3000 55.0000
G1-J3 127.4450 127.6890 21.6230 21.8590
J2-J3 87.4450 87.4760 1.3840 2.0290
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 59851.0378798
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 59.942
HIERARCH ESO ISS PBL12 END 58.897
HIERARCH ESO ISS PBLA12 START 124.2
HIERARCH ESO ISS PBLA12 END 124.8
HIERARCH ESO ISS PBL13 START 94.481
HIERARCH ESO ISS PBL13 END 92.827
HIERARCH ESO ISS PBLA13 START 91.6
HIERARCH ESO ISS PBLA13 END 91.6
HIERARCH ESO ISS PBL14 START 128.519
HIERARCH ESO ISS PBL14 END 128.062
HIERARCH ESO ISS PBLA14 START 48.712
HIERARCH ESO ISS PBLA14 END 48.493
HIERARCH ESO ISS PBL23 START 54.552
HIERARCH ESO ISS PBL23 END 54.235
HIERARCH ESO ISS PBLA23 START 55.3
HIERARCH ESO ISS PBLA23 END 55.0
HIERARCH ESO ISS PBL24 START 127.445
HIERARCH ESO ISS PBL24 END 127.689
HIERARCH ESO ISS PBLA24 START 21.623
HIERARCH ESO ISS PBLA24 END 21.859
HIERARCH ESO ISS PBL34 START 87.445
HIERARCH ESO ISS PBL34 END 87.476
HIERARCH ESO ISS PBLA34 START 1.384
HIERARCH ESO ISS PBLA34 END 2.029
HIERARCH ESO ISS AMBI TAU0 START 0.003842
HIERARCH ESO ISS AMBI TAU0 END 0.00331
HIERARCH ESO ISS AMBI TEMP 7.28
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 0.74