Exposure
ID
GRAVI.2025-01-09T06:12:47.248_1
Header ID
GRAVI.2025-01-09T06:12:47.248
Date updated
2025-01-09 06:25:45 UTC+0000
Release date
2025-01-09 06:12:47 UTC+0000
UTC Start
2025-01-09 06:12:47.248
UTC End
2025-01-09 06:15:59.248
MJD Start
60684.25888019
MJD End
60684.26110241222
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0061355
Ambient temperature (°C)
14.41
Seeing (arcsec)
0.63
Observation
ID
63142
Category
calibrator
Program ID
114.274C.001
Program Title
A NON-INTERACTING BLACK HOLE HIDING AROUND ONE OF THE BRIGHTEST STARS IN THE SKY?
Program Type
Normal
PI / COI
THOMPSON / KRAUS / ROWAN
Target
ID
47044
Name
HD83465
RA
144.189868
DEC
-52.94312
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 42.5250 42.6720 141.4000 142.0000
A0-J2 127.6870 127.8800 82.4000 83.2000
A0-J6 157.2650 157.0210 21.9730 22.5230
B5-J2 111.9280 111.8900 63.4000 64.1000
B5-J6 181.9920 181.8320 10.2360 10.7310
J2-J6 145.6350 146.0230 332.2920 332.7670
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.274C.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60684.25888019
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 83465
HIERARCH ESO INS SOBJ NAME HD83465
RA 144.189868
DEC -52.94312
HIERARCH ESO INS SPEC RES MEDIUM
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 231.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 192
HIERARCH ESO ISS PBL12 START 42.525
HIERARCH ESO ISS PBL12 END 42.672
HIERARCH ESO ISS PBLA12 START 141.4
HIERARCH ESO ISS PBLA12 END 142.0
HIERARCH ESO ISS PBL13 START 127.687
HIERARCH ESO ISS PBL13 END 127.88
HIERARCH ESO ISS PBLA13 START 82.4
HIERARCH ESO ISS PBLA13 END 83.2
HIERARCH ESO ISS PBL14 START 157.265
HIERARCH ESO ISS PBL14 END 157.021
HIERARCH ESO ISS PBLA14 START 21.973
HIERARCH ESO ISS PBLA14 END 22.523
HIERARCH ESO ISS PBL23 START 111.928
HIERARCH ESO ISS PBL23 END 111.89
HIERARCH ESO ISS PBLA23 START 63.4
HIERARCH ESO ISS PBLA23 END 64.1
HIERARCH ESO ISS PBL24 START 181.992
HIERARCH ESO ISS PBL24 END 181.832
HIERARCH ESO ISS PBLA24 START 10.236
HIERARCH ESO ISS PBLA24 END 10.731
HIERARCH ESO ISS PBL34 START 145.635
HIERARCH ESO ISS PBL34 END 146.023
HIERARCH ESO ISS PBLA34 START 332.292
HIERARCH ESO ISS PBLA34 END 332.767
HIERARCH ESO ISS AMBI TAU0 START 0.005523
HIERARCH ESO ISS AMBI TAU0 END 0.006748
HIERARCH ESO ISS AMBI TEMP 14.41
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.58