Exposure
ID
GRAVI.2023-05-23T07:56:24.441_2
Header ID
GRAVI.2023-05-23T07:56:24.441
Date updated
2023-05-23 08:12:04 UTC+0000
Release date
2024-05-23 08:12:04 UTC+0000
UTC Start
2023-05-23 07:56:24.441
UTC End
2023-05-23 08:03:04.441
MJD Start
60087.33083844
MJD End
60087.3354680696
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0078175
Ambient temperature (°C)
13.61
Seeing (arcsec)
0.5
Observation
ID
55545
Category
science
Program ID
108.220D.008
Program Title
TOWARDS DETECTION OF SINGLE BLACK HOLES BY MICROLENSING AND INTERFEROMETRY
Program Type
Monitoring
PI / COI
MéRAND/ DONG/ GOULD/ WOILLEZ/ UDALSKI/ MROZ
Target
ID
41141
Name
S8DR150888
RA
268.161645833333
DEC
-30.1071927777778
Instrument
Interferometer
VLTI
Instrument
GRAVITY_FT
Instrument mode
LOW
Instrument sub-mode
DUAL
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 88.2040 87.7640 127.3000 128.4000
A0-J2 123.2240 122.1920 103.7000 104.7000
A0-K0 120.8250 119.6870 80.8240 81.6140
G1-J2 55.1530 54.6950 64.0000 64.6000
G1-K0 87.7880 87.4530 34.0390 34.5930
J2-K0 48.5410 48.5410 359.5060 0.2800
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 108.220D.008
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60087.33083844
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME OGLE-2023-BLG-0004
HIERARCH ESO INS SOBJ NAME OGLE-2023-BLG-0004
RA 268.16015
DEC -30.10633
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 88.204
HIERARCH ESO ISS PBL12 END 87.764
HIERARCH ESO ISS PBLA12 START 127.3
HIERARCH ESO ISS PBLA12 END 128.4
HIERARCH ESO ISS PBL13 START 123.224
HIERARCH ESO ISS PBL13 END 122.192
HIERARCH ESO ISS PBLA13 START 103.7
HIERARCH ESO ISS PBLA13 END 104.7
HIERARCH ESO ISS PBL14 START 120.825
HIERARCH ESO ISS PBL14 END 119.687
HIERARCH ESO ISS PBLA14 START 80.824
HIERARCH ESO ISS PBLA14 END 81.614
HIERARCH ESO ISS PBL23 START 55.153
HIERARCH ESO ISS PBL23 END 54.695
HIERARCH ESO ISS PBLA23 START 64.0
HIERARCH ESO ISS PBLA23 END 64.6
HIERARCH ESO ISS PBL24 START 87.788
HIERARCH ESO ISS PBL24 END 87.453
HIERARCH ESO ISS PBLA24 START 34.039
HIERARCH ESO ISS PBLA24 END 34.593
HIERARCH ESO ISS PBL34 START 48.541
HIERARCH ESO ISS PBL34 END 48.541
HIERARCH ESO ISS PBLA34 START 359.506
HIERARCH ESO ISS PBLA34 END 0.28
HIERARCH ESO ISS AMBI TAU0 START 0.008463
HIERARCH ESO ISS AMBI TAU0 END 0.007172
HIERARCH ESO ISS AMBI TEMP 13.61
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.48
HIERARCH ESO FT ROBJ NAME S8DR150888
HIERARCH ESO FT ROBJ ALPHA 175238.795
HIERARCH ESO FT ROBJ DELTA -300625.894