Exposure
ID
GRAVI.2025-02-25T01:31:56.665_1
Header ID
GRAVI.2025-02-25T01:31:56.665
Date updated
2025-02-25 01:40:41 UTC+0000
Release date
2025-02-25 01:31:56 UTC+0000
UTC Start
2025-02-25 01:31:56.665
UTC End
2025-02-25 01:34:36.665
MJD Start
60731.06385029
MJD End
60731.06570214185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0057835000000000004
Ambient temperature (°C)
15.62
Seeing (arcsec)
0.715
Observation
ID
64836
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
48281
Name
HD83465
RA
144.188018
DEC
-52.94312
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 75.4230 75.8070 85.1000 85.7000
A0-J2 119.3230 119.6600 61.8000 62.5000
A0-K0 126.1560 126.2700 43.4470 44.0950
G1-J2 58.2280 58.2260 31.0000 31.6000
G1-K0 85.8800 85.8500 7.7770 8.2240
J2-K0 39.7130 39.8130 332.4090 332.7240
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 60731.06385029
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 83465
HIERARCH ESO INS SOBJ NAME HD83465
RA 144.188018
DEC -52.94312
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 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 75.423
HIERARCH ESO ISS PBL12 END 75.807
HIERARCH ESO ISS PBLA12 START 85.1
HIERARCH ESO ISS PBLA12 END 85.7
HIERARCH ESO ISS PBL13 START 119.323
HIERARCH ESO ISS PBL13 END 119.66
HIERARCH ESO ISS PBLA13 START 61.8
HIERARCH ESO ISS PBLA13 END 62.5
HIERARCH ESO ISS PBL14 START 126.156
HIERARCH ESO ISS PBL14 END 126.27
HIERARCH ESO ISS PBLA14 START 43.447
HIERARCH ESO ISS PBLA14 END 44.095
HIERARCH ESO ISS PBL23 START 58.228
HIERARCH ESO ISS PBL23 END 58.226
HIERARCH ESO ISS PBLA23 START 31.0
HIERARCH ESO ISS PBLA23 END 31.6
HIERARCH ESO ISS PBL24 START 85.88
HIERARCH ESO ISS PBL24 END 85.85
HIERARCH ESO ISS PBLA24 START 7.777
HIERARCH ESO ISS PBLA24 END 8.224
HIERARCH ESO ISS PBL34 START 39.713
HIERARCH ESO ISS PBL34 END 39.813
HIERARCH ESO ISS PBLA34 START 332.409
HIERARCH ESO ISS PBLA34 END 332.724
HIERARCH ESO ISS AMBI TAU0 START 0.005783
HIERARCH ESO ISS AMBI TAU0 END 0.005784
HIERARCH ESO ISS AMBI TEMP 15.62
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 0.71