Exposure
ID
GRAVI.2025-01-09T05:56:35.207_1
Header ID
GRAVI.2025-01-09T05:56:35.207
Date updated
2025-01-09 06:10:53 UTC+0000
Release date
2026-01-09 06:10:53 UTC+0000
UTC Start
2025-01-09 05:56:35.207
UTC End
2025-01-09 05:59:47.207
MJD Start
60684.24762971
MJD End
60684.249851932225
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.003153
Ambient temperature (°C)
14.93
Seeing (arcsec)
1.245
Observation
ID
63138
Category
science
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
47040
Name
Kap_Vel
RA
140.526356
DEC
-55.0106
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 41.7880 41.9380 140.5000 141.0000
A0-J2 127.7110 127.8930 81.8000 82.6000
A0-J6 155.1500 154.8980 22.0860 22.6470
B5-J2 111.8710 111.8230 63.1000 63.9000
B5-J6 178.8480 178.6840 10.2270 10.7320
J2-J6 142.7470 143.1470 331.5270 332.0160
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.274C.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60684.24762971
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME kap Vel
HIERARCH ESO INS SOBJ NAME Kap_Vel
RA 140.526356
DEC -55.0106
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 41.788
HIERARCH ESO ISS PBL12 END 41.938
HIERARCH ESO ISS PBLA12 START 140.5
HIERARCH ESO ISS PBLA12 END 141.0
HIERARCH ESO ISS PBL13 START 127.711
HIERARCH ESO ISS PBL13 END 127.893
HIERARCH ESO ISS PBLA13 START 81.8
HIERARCH ESO ISS PBLA13 END 82.6
HIERARCH ESO ISS PBL14 START 155.15
HIERARCH ESO ISS PBL14 END 154.898
HIERARCH ESO ISS PBLA14 START 22.086
HIERARCH ESO ISS PBLA14 END 22.647
HIERARCH ESO ISS PBL23 START 111.871
HIERARCH ESO ISS PBL23 END 111.823
HIERARCH ESO ISS PBLA23 START 63.1
HIERARCH ESO ISS PBLA23 END 63.9
HIERARCH ESO ISS PBL24 START 178.848
HIERARCH ESO ISS PBL24 END 178.684
HIERARCH ESO ISS PBLA24 START 10.227
HIERARCH ESO ISS PBLA24 END 10.732
HIERARCH ESO ISS PBL34 START 142.747
HIERARCH ESO ISS PBL34 END 143.147
HIERARCH ESO ISS PBLA34 START 331.527
HIERARCH ESO ISS PBLA34 END 332.016
HIERARCH ESO ISS AMBI TAU0 START 0.00314
HIERARCH ESO ISS AMBI TAU0 END 0.003166
HIERARCH ESO ISS AMBI TEMP 14.93
HIERARCH ESO ISS AMBI FWHM START 1.16
HIERARCH ESO ISS AMBI FWHM END 1.33