Exposure
ID
GRAVI.2025-01-04T05:35:46.547_1
Header ID
GRAVI.2025-01-04T05:35:46.547
Date updated
2025-01-04 05:45:49 UTC+0000
Release date
2026-01-04 05:45:49 UTC+0000
UTC Start
2025-01-04 05:35:46.547
UTC End
2025-01-04 05:39:46.547
MJD Start
60679.23317763
MJD End
60679.23595540778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0029094999999999998
Ambient temperature (°C)
11.03
Seeing (arcsec)
1.55
Observation
ID
63099
Category
science
Program ID
114.27DS.001
Program Title
COMPLETING THE VLTI/GRAVITY MULTIPLICITY SURVEY OF NEARBY A-TYPE STARS WITH HIGH GAIA-HIPPARCOS ACCELERATIONS
Program Type
Normal
PI / COI
WAISBERG / KLEIN / KATZ
Target
ID
47009
Name
HIP46744
RA
142.911359
DEC
-10.55208
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 48.6420 48.6520 144.0000 144.2000
A0-J2 117.6450 118.6020 88.0000 88.2000
A0-J6 157.8560 158.1460 14.5720 15.1690
B5-J2 99.0450 99.8900 63.9000 64.4000
B5-J6 192.4380 192.5080 3.3090 3.8410
J2-J6 167.7410 167.6610 332.3490 332.6020
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27DS.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60679.23317763
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 82428
HIERARCH ESO INS SOBJ NAME HIP46744
RA 142.911359
DEC -10.55208
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 48.642
HIERARCH ESO ISS PBL12 END 48.652
HIERARCH ESO ISS PBLA12 START 144.0
HIERARCH ESO ISS PBLA12 END 144.2
HIERARCH ESO ISS PBL13 START 117.645
HIERARCH ESO ISS PBL13 END 118.602
HIERARCH ESO ISS PBLA13 START 88.0
HIERARCH ESO ISS PBLA13 END 88.2
HIERARCH ESO ISS PBL14 START 157.856
HIERARCH ESO ISS PBL14 END 158.146
HIERARCH ESO ISS PBLA14 START 14.572
HIERARCH ESO ISS PBLA14 END 15.169
HIERARCH ESO ISS PBL23 START 99.045
HIERARCH ESO ISS PBL23 END 99.89
HIERARCH ESO ISS PBLA23 START 63.9
HIERARCH ESO ISS PBLA23 END 64.4
HIERARCH ESO ISS PBL24 START 192.438
HIERARCH ESO ISS PBL24 END 192.508
HIERARCH ESO ISS PBLA24 START 3.309
HIERARCH ESO ISS PBLA24 END 3.841
HIERARCH ESO ISS PBL34 START 167.741
HIERARCH ESO ISS PBL34 END 167.661
HIERARCH ESO ISS PBLA34 START 332.349
HIERARCH ESO ISS PBLA34 END 332.602
HIERARCH ESO ISS AMBI TAU0 START 0.002666
HIERARCH ESO ISS AMBI TAU0 END 0.003153
HIERARCH ESO ISS AMBI TEMP 11.03
HIERARCH ESO ISS AMBI FWHM START 1.61
HIERARCH ESO ISS AMBI FWHM END 1.49