Exposure
ID
GRAVI.2023-07-29T23:26:21.496_1
Header ID
GRAVI.2023-07-29T23:26:21.496
Date updated
2023-07-29 23:30:35 UTC+0000
Release date
2023-07-29 23:30:35 UTC+0000
UTC Start
2023-07-29 23:26:21.496
UTC End
2023-07-29 23:26:55.096
MJD Start
60154.97663769
MJD End
60154.9770265789
Exposure time (s)
33.6
Validation level
1
Tau 0: Coherence time (s)
0.004786
Ambient temperature (°C)
17.31
Seeing (arcsec)
0.81
Observation
ID
56452
Category
science
Program ID
60.A-9801(U)
Program Title
TECHNICAL TIME
Program Type
Normal
PI / COI
OBSERVATORY, P
Target
ID
41836
Name
P0446_B
RA
212.743242
DEC
-2.67503
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
LOW-COMBINED
Instrument sub-mode
DUAL
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 55.3740 55.4000 32.3000 32.3000
U1-U3 101.1370 101.1790 38.2000 38.2000
U1-U4 130.0080 129.9790 63.4240 63.4300
U2-U3 46.4000 46.4140 45.2000 45.2000
U2-U4 87.4360 87.3570 82.5430 82.5480
U3-U4 57.8800 57.7880 111.6630 111.7110
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9801(U)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60154.97663769
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME P0446_B
HIERARCH ESO INS SOBJ NAME P0446_B
RA 212.743242
DEC -2.67503
HIERARCH ESO INS SPEC RES LOW
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 62.0
HIERARCH ESO DET2 SEQ1 DIT 0.3
HIERARCH ESO DET2 NDIT 112
HIERARCH ESO ISS PBL12 START 55.374
HIERARCH ESO ISS PBL12 END 55.4
HIERARCH ESO ISS PBLA12 START 32.3
HIERARCH ESO ISS PBLA12 END 32.3
HIERARCH ESO ISS PBL13 START 101.137
HIERARCH ESO ISS PBL13 END 101.179
HIERARCH ESO ISS PBLA13 START 38.2
HIERARCH ESO ISS PBLA13 END 38.2
HIERARCH ESO ISS PBL14 START 130.008
HIERARCH ESO ISS PBL14 END 129.979
HIERARCH ESO ISS PBLA14 START 63.424
HIERARCH ESO ISS PBLA14 END 63.43
HIERARCH ESO ISS PBL23 START 46.4
HIERARCH ESO ISS PBL23 END 46.414
HIERARCH ESO ISS PBLA23 START 45.2
HIERARCH ESO ISS PBLA23 END 45.2
HIERARCH ESO ISS PBL24 START 87.436
HIERARCH ESO ISS PBL24 END 87.357
HIERARCH ESO ISS PBLA24 START 82.543
HIERARCH ESO ISS PBLA24 END 82.548
HIERARCH ESO ISS PBL34 START 57.88
HIERARCH ESO ISS PBL34 END 57.788
HIERARCH ESO ISS PBLA34 START 111.663
HIERARCH ESO ISS PBLA34 END 111.711
HIERARCH ESO ISS AMBI TAU0 START 0.004786
HIERARCH ESO ISS AMBI TAU0 END 0.004786
HIERARCH ESO ISS AMBI TEMP 17.31
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.81
HIERARCH ESO FT ROBJ NAME P0446_A
HIERARCH ESO FT ROBJ ALPHA 141058.487
HIERARCH ESO FT ROBJ DELTA -024028.022