Exposure
ID
GRAVI.2025-02-19T04:12:39.520_1
Header ID
GRAVI.2025-02-19T04:12:39.520
Date updated
2025-02-19 04:26:00 UTC+0000
Release date
2026-02-19 04:26:00 UTC+0000
UTC Start
2025-02-19 04:12:39.520
UTC End
2025-02-19 04:15:19.520
MJD Start
60725.17545741
MJD End
60725.17730926185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0058165000000000005
Ambient temperature (°C)
13.05
Seeing (arcsec)
0.635
Observation
ID
64761
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
48224
Name
Kap_Vel
RA
140.526354
DEC
-55.0106
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 43.7100 43.7910 148.7000 149.1000
A0-J2 129.2280 129.2350 93.6000 94.2000
A0-J6 150.4900 150.1930 30.3290 30.7470
B5-J2 110.1940 110.0490 74.6000 75.2000
B5-J6 175.4990 175.2720 17.6720 18.0450
J2-J6 147.7930 148.0010 338.9980 339.3880
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 60725.17545741
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME kap Vel
HIERARCH ESO INS SOBJ NAME Kap_Vel
RA 140.526354
DEC -55.0106
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 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 43.71
HIERARCH ESO ISS PBL12 END 43.791
HIERARCH ESO ISS PBLA12 START 148.7
HIERARCH ESO ISS PBLA12 END 149.1
HIERARCH ESO ISS PBL13 START 129.228
HIERARCH ESO ISS PBL13 END 129.235
HIERARCH ESO ISS PBLA13 START 93.6
HIERARCH ESO ISS PBLA13 END 94.2
HIERARCH ESO ISS PBL14 START 150.49
HIERARCH ESO ISS PBL14 END 150.193
HIERARCH ESO ISS PBLA14 START 30.329
HIERARCH ESO ISS PBLA14 END 30.747
HIERARCH ESO ISS PBL23 START 110.194
HIERARCH ESO ISS PBL23 END 110.049
HIERARCH ESO ISS PBLA23 START 74.6
HIERARCH ESO ISS PBLA23 END 75.2
HIERARCH ESO ISS PBL24 START 175.499
HIERARCH ESO ISS PBL24 END 175.272
HIERARCH ESO ISS PBLA24 START 17.672
HIERARCH ESO ISS PBLA24 END 18.045
HIERARCH ESO ISS PBL34 START 147.793
HIERARCH ESO ISS PBL34 END 148.001
HIERARCH ESO ISS PBLA34 START 338.998
HIERARCH ESO ISS PBLA34 END 339.388
HIERARCH ESO ISS AMBI TAU0 START 0.005609
HIERARCH ESO ISS AMBI TAU0 END 0.006024
HIERARCH ESO ISS AMBI TEMP 13.05
HIERARCH ESO ISS AMBI FWHM START 0.71
HIERARCH ESO ISS AMBI FWHM END 0.56