Exposure
ID
GRAVI.2021-09-04T07:00:28.750_1
Header ID
GRAVI.2021-09-04T07:00:28.750
Date updated
2021-09-04 07:10:50 UTC+0000
Release date
2022-09-04 07:10:50 UTC+0000
UTC Start
2021-09-04 07:00:28.750
UTC End
2021-09-04 07:04:28.750
MJD Start
59461.29199942
MJD End
59461.2947771978
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0052515
Ambient temperature (°C)
11.79
Seeing (arcsec)
0.705
Observation
ID
48113
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
36101
Name
HIP4176
RA
13.329874
DEC
4.08607
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 86.7620 86.3090 113.3000 113.3000
A0-J2 128.5120 128.2350 92.1000 92.1000
A0-J3 127.3230 127.8320 50.3990 50.5090
G1-J2 56.9570 57.1420 58.8000 58.8000
G1-J3 116.9120 117.0980 9.0540 9.5330
J2-J3 91.1490 90.8410 340.5680 341.0460
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 59461.29199942
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD5143
HIERARCH ESO INS SOBJ NAME HIP4176
RA 13.329874
DEC 4.08607
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 86.762
HIERARCH ESO ISS PBL12 END 86.309
HIERARCH ESO ISS PBLA12 START 113.3
HIERARCH ESO ISS PBLA12 END 113.3
HIERARCH ESO ISS PBL13 START 128.512
HIERARCH ESO ISS PBL13 END 128.235
HIERARCH ESO ISS PBLA13 START 92.1
HIERARCH ESO ISS PBLA13 END 92.1
HIERARCH ESO ISS PBL14 START 127.323
HIERARCH ESO ISS PBL14 END 127.832
HIERARCH ESO ISS PBLA14 START 50.399
HIERARCH ESO ISS PBLA14 END 50.509
HIERARCH ESO ISS PBL23 START 56.957
HIERARCH ESO ISS PBL23 END 57.142
HIERARCH ESO ISS PBLA23 START 58.8
HIERARCH ESO ISS PBLA23 END 58.8
HIERARCH ESO ISS PBL24 START 116.912
HIERARCH ESO ISS PBL24 END 117.098
HIERARCH ESO ISS PBLA24 START 9.054
HIERARCH ESO ISS PBLA24 END 9.533
HIERARCH ESO ISS PBL34 START 91.149
HIERARCH ESO ISS PBL34 END 90.841
HIERARCH ESO ISS PBLA34 START 340.568
HIERARCH ESO ISS PBLA34 END 341.046
HIERARCH ESO ISS AMBI TAU0 START 0.005179
HIERARCH ESO ISS AMBI TAU0 END 0.005324
HIERARCH ESO ISS AMBI TEMP 11.79
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.71