Exposure
ID
GRAVI.2021-01-18T03:43:31.839_1
Header ID
GRAVI.2021-01-18T03:43:31.839
Date updated
2021-01-18 03:56:13 UTC+0000
Release date
2022-01-18 03:56:12 UTC+0000
UTC Start
2021-01-18 03:43:31.839
UTC End
2021-01-18 03:47:31.839
MJD Start
59232.15522962
MJD End
59232.1580073978
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.003061
Ambient temperature (°C)
12.02
Seeing (arcsec)
1.07
Observation
ID
46403
Category
science
Program ID
1103.C-0477(B)
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
34886
Name
HIP27316
RA
86.803677
DEC
14.48811
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 77.7640 76.9650 109.0000 108.9000
A0-J2 123.3190 122.6030 88.1000 87.9000
A0-J3 128.7620 129.1900 52.5150 52.3950
G1-J2 57.7240 57.8360 59.5000 59.3000
G1-J3 107.5580 107.9320 15.4410 15.8830
J2-J3 77.2860 76.9500 344.1670 344.7990
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 1103.C-0477(B)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59232.15522962
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME 131_Tau
HIERARCH ESO INS SOBJ NAME HIP27316
RA 86.803677
DEC 14.48811
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 77.764
HIERARCH ESO ISS PBL12 END 76.965
HIERARCH ESO ISS PBLA12 START 109.0
HIERARCH ESO ISS PBLA12 END 108.9
HIERARCH ESO ISS PBL13 START 123.319
HIERARCH ESO ISS PBL13 END 122.603
HIERARCH ESO ISS PBLA13 START 88.1
HIERARCH ESO ISS PBLA13 END 87.9
HIERARCH ESO ISS PBL14 START 128.762
HIERARCH ESO ISS PBL14 END 129.19
HIERARCH ESO ISS PBLA14 START 52.515
HIERARCH ESO ISS PBLA14 END 52.395
HIERARCH ESO ISS PBL23 START 57.724
HIERARCH ESO ISS PBL23 END 57.836
HIERARCH ESO ISS PBLA23 START 59.5
HIERARCH ESO ISS PBLA23 END 59.3
HIERARCH ESO ISS PBL24 START 107.558
HIERARCH ESO ISS PBL24 END 107.932
HIERARCH ESO ISS PBLA24 START 15.441
HIERARCH ESO ISS PBLA24 END 15.883
HIERARCH ESO ISS PBL34 START 77.286
HIERARCH ESO ISS PBL34 END 76.95
HIERARCH ESO ISS PBLA34 START 344.167
HIERARCH ESO ISS PBLA34 END 344.799
HIERARCH ESO ISS AMBI TAU0 START 0.00304
HIERARCH ESO ISS AMBI TAU0 END 0.003082
HIERARCH ESO ISS AMBI TEMP 12.02
HIERARCH ESO ISS AMBI FWHM START 1.0
HIERARCH ESO ISS AMBI FWHM END 1.14