Exposure
ID
GRAVI.2023-01-14T04:08:12.238_1
Header ID
GRAVI.2023-01-14T04:08:12.238
Date updated
2023-01-14 04:16:23 UTC+0000
Release date
2023-01-14 04:16:23 UTC+0000
UTC Start
2023-01-14 04:08:12.238
UTC End
2023-01-14 04:08:21.838
MJD Start
59958.17236387
MJD End
59958.1724749811
Exposure time (s)
9.6
Validation level
1
Tau 0: Coherence time (s)
0.0041875
Ambient temperature (°C)
11.58
Seeing (arcsec)
0.86
Observation
ID
53853
Category
science
Program ID
60.A-9801(U)
Program Title
TECHNICAL TIME
Program Type
Normal
PI / COI
OBSERVATORY, P
Target
ID
40037
Name
Nothing
RA
161.261044
DEC
-59.68444
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-SPLIT
Instrument sub-mode
DUAL
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 15.6230 15.6430 97.8000 97.9000
A0-D0 31.4890 31.4910 24.6000 24.7000
A0-C1 16.7850 16.7980 61.0410 61.1680
B2-D0 30.8290 30.8300 355.6000 355.7000
B2-C1 10.2670 10.2670 355.5760 355.6500
D0-C1 20.5620 20.5630 175.6230 175.6970
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 59958.17236387
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME eta Car
HIERARCH ESO INS SOBJ NAME Nothing
RA 161.261044
DEC -59.68444
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE SPLIT
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 32.0
HIERARCH ESO DET2 SEQ1 DIT 0.3
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 15.623
HIERARCH ESO ISS PBL12 END 15.643
HIERARCH ESO ISS PBLA12 START 97.8
HIERARCH ESO ISS PBLA12 END 97.9
HIERARCH ESO ISS PBL13 START 31.489
HIERARCH ESO ISS PBL13 END 31.491
HIERARCH ESO ISS PBLA13 START 24.6
HIERARCH ESO ISS PBLA13 END 24.7
HIERARCH ESO ISS PBL14 START 16.785
HIERARCH ESO ISS PBL14 END 16.798
HIERARCH ESO ISS PBLA14 START 61.041
HIERARCH ESO ISS PBLA14 END 61.168
HIERARCH ESO ISS PBL23 START 30.829
HIERARCH ESO ISS PBL23 END 30.83
HIERARCH ESO ISS PBLA23 START 355.6
HIERARCH ESO ISS PBLA23 END 355.7
HIERARCH ESO ISS PBL24 START 10.267
HIERARCH ESO ISS PBL24 END 10.267
HIERARCH ESO ISS PBLA24 START 355.576
HIERARCH ESO ISS PBLA24 END 355.65
HIERARCH ESO ISS PBL34 START 20.562
HIERARCH ESO ISS PBL34 END 20.563
HIERARCH ESO ISS PBLA34 START 175.623
HIERARCH ESO ISS PBLA34 END 175.697
HIERARCH ESO ISS AMBI TAU0 START 0.004127
HIERARCH ESO ISS AMBI TAU0 END 0.004248
HIERARCH ESO ISS AMBI TEMP 11.58
HIERARCH ESO ISS AMBI FWHM START 0.85
HIERARCH ESO ISS AMBI FWHM END 0.87
HIERARCH ESO FT ROBJ NAME Eta_car
HIERARCH ESO FT ROBJ ALPHA 104503.537
HIERARCH ESO FT ROBJ DELTA -594104.051