Exposure
ID
GRAVI.2021-10-05T00:14:56.327_1
Header ID
GRAVI.2021-10-05T00:14:56.327
Date updated
2021-10-05 00:26:46 UTC+0000
Release date
2022-10-05 00:26:46 UTC+0000
UTC Start
2021-10-05 00:14:56.327
UTC End
2021-10-05 00:18:56.327
MJD Start
59492.01037415
MJD End
59492.0131519278
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0056035
Ambient temperature (°C)
13.39
Seeing (arcsec)
0.62
Observation
ID
48430
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
36311
Name
HIP87761
RA
268.904096
DEC
2.07494
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 63.5710 62.5520 122.1000 122.7000
A0-J2 100.0420 98.5050 91.6000 91.6000
A0-K0 113.2820 112.2310 69.3290 69.0880
G1-J2 55.5690 55.2950 56.2000 55.9000
G1-K0 90.3480 90.3960 35.2470 35.2510
J2-K0 43.2550 43.3130 7.9480 8.4500
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 59492.01037415
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD163346
HIERARCH ESO INS SOBJ NAME HIP87761
RA 268.904096
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 K0
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 63.571
HIERARCH ESO ISS PBL12 END 62.552
HIERARCH ESO ISS PBLA12 START 122.1
HIERARCH ESO ISS PBLA12 END 122.7
HIERARCH ESO ISS PBL13 START 100.042
HIERARCH ESO ISS PBL13 END 98.505
HIERARCH ESO ISS PBLA13 START 91.6
HIERARCH ESO ISS PBLA13 END 91.6
HIERARCH ESO ISS PBL14 START 113.282
HIERARCH ESO ISS PBL14 END 112.231
HIERARCH ESO ISS PBLA14 START 69.329
HIERARCH ESO ISS PBLA14 END 69.088
HIERARCH ESO ISS PBL23 START 55.569
HIERARCH ESO ISS PBL23 END 55.295
HIERARCH ESO ISS PBLA23 START 56.2
HIERARCH ESO ISS PBLA23 END 55.9
HIERARCH ESO ISS PBL24 START 90.348
HIERARCH ESO ISS PBL24 END 90.396
HIERARCH ESO ISS PBLA24 START 35.247
HIERARCH ESO ISS PBLA24 END 35.251
HIERARCH ESO ISS PBL34 START 43.255
HIERARCH ESO ISS PBL34 END 43.313
HIERARCH ESO ISS PBLA34 START 7.948
HIERARCH ESO ISS PBLA34 END 8.45
HIERARCH ESO ISS AMBI TAU0 START 0.005661
HIERARCH ESO ISS AMBI TAU0 END 0.005546
HIERARCH ESO ISS AMBI TEMP 13.39
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.6