Exposure
ID
GRAVI.2021-10-01T04:46:39.824_1
Header ID
GRAVI.2021-10-01T04:46:39.824
Date updated
2021-10-01 04:56:28 UTC+0000
Release date
2022-10-01 04:56:27 UTC+0000
UTC Start
2021-10-01 04:46:39.824
UTC End
2021-10-01 04:50:39.824
MJD Start
59488.19907204
MJD End
59488.2018498178
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0016105
Ambient temperature (°C)
11.96
Seeing (arcsec)
1.84
Observation
ID
48381
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
36279
Name
HIP4176
RA
13.32876
DEC
4.08607
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 89.0820 88.7950 113.1000 113.1000
A0-J2 129.2210 129.2340 92.6000 92.6000
A0-K0 125.5760 125.9960 73.2870 73.2660
G1-J2 55.4100 55.6870 58.4000 58.5000
G1-K0 80.8120 81.1710 28.3330 28.7220
J2-K0 42.9720 42.8870 348.1570 348.6360
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 59488.19907204
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD5143
HIERARCH ESO INS SOBJ NAME HIP4176
RA 13.32876
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 K0
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 89.082
HIERARCH ESO ISS PBL12 END 88.795
HIERARCH ESO ISS PBLA12 START 113.1
HIERARCH ESO ISS PBLA12 END 113.1
HIERARCH ESO ISS PBL13 START 129.221
HIERARCH ESO ISS PBL13 END 129.234
HIERARCH ESO ISS PBLA13 START 92.6
HIERARCH ESO ISS PBLA13 END 92.6
HIERARCH ESO ISS PBL14 START 125.576
HIERARCH ESO ISS PBL14 END 125.996
HIERARCH ESO ISS PBLA14 START 73.287
HIERARCH ESO ISS PBLA14 END 73.266
HIERARCH ESO ISS PBL23 START 55.41
HIERARCH ESO ISS PBL23 END 55.687
HIERARCH ESO ISS PBLA23 START 58.4
HIERARCH ESO ISS PBLA23 END 58.5
HIERARCH ESO ISS PBL24 START 80.812
HIERARCH ESO ISS PBL24 END 81.171
HIERARCH ESO ISS PBLA24 START 28.333
HIERARCH ESO ISS PBLA24 END 28.722
HIERARCH ESO ISS PBL34 START 42.972
HIERARCH ESO ISS PBL34 END 42.887
HIERARCH ESO ISS PBLA34 START 348.157
HIERARCH ESO ISS PBLA34 END 348.636
HIERARCH ESO ISS AMBI TAU0 START 0.001438
HIERARCH ESO ISS AMBI TAU0 END 0.001783
HIERARCH ESO ISS AMBI TEMP 11.96
HIERARCH ESO ISS AMBI FWHM START 2.23
HIERARCH ESO ISS AMBI FWHM END 1.45