Exposure
ID
GRAVI.2025-01-09T05:48:05.186_1
Header ID
GRAVI.2025-01-09T05:48:05.186
Date updated
2025-01-09 06:00:37 UTC+0000
Release date
2026-01-09 06:00:36 UTC+0000
UTC Start
2025-01-09 05:48:05.186
UTC End
2025-01-09 05:51:17.186
MJD Start
60684.24172669
MJD End
60684.243948912226
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0035875
Ambient temperature (°C)
14.81
Seeing (arcsec)
1.045
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 41.4420 41.6000 139.3000 139.8000
A0-J2 127.2660 127.4740 80.0000 80.8000
A0-J6 155.6810 155.4460 20.8370 21.4000
B5-J2 111.9480 111.9180 61.4000 62.2000
B5-J6 179.1810 179.0350 9.1080 9.6120
J2-J6 141.8250 142.2480 330.4490 330.9330
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 60684.24172669
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 41.442
HIERARCH ESO ISS PBL12 END 41.6
HIERARCH ESO ISS PBLA12 START 139.3
HIERARCH ESO ISS PBLA12 END 139.8
HIERARCH ESO ISS PBL13 START 127.266
HIERARCH ESO ISS PBL13 END 127.474
HIERARCH ESO ISS PBLA13 START 80.0
HIERARCH ESO ISS PBLA13 END 80.8
HIERARCH ESO ISS PBL14 START 155.681
HIERARCH ESO ISS PBL14 END 155.446
HIERARCH ESO ISS PBLA14 START 20.837
HIERARCH ESO ISS PBLA14 END 21.4
HIERARCH ESO ISS PBL23 START 111.948
HIERARCH ESO ISS PBL23 END 111.918
HIERARCH ESO ISS PBLA23 START 61.4
HIERARCH ESO ISS PBLA23 END 62.2
HIERARCH ESO ISS PBL24 START 179.181
HIERARCH ESO ISS PBL24 END 179.035
HIERARCH ESO ISS PBLA24 START 9.108
HIERARCH ESO ISS PBLA24 END 9.612
HIERARCH ESO ISS PBL34 START 141.825
HIERARCH ESO ISS PBL34 END 142.248
HIERARCH ESO ISS PBLA34 START 330.449
HIERARCH ESO ISS PBLA34 END 330.933
HIERARCH ESO ISS AMBI TAU0 START 0.003522
HIERARCH ESO ISS AMBI TAU0 END 0.003653
HIERARCH ESO ISS AMBI TEMP 14.81
HIERARCH ESO ISS AMBI FWHM START 1.19
HIERARCH ESO ISS AMBI FWHM END 0.9