Exposure
ID
GRAVI.2021-10-31T03:45:28.120_1
Header ID
GRAVI.2021-10-31T03:45:28.120
Date updated
2021-10-31 03:56:33 UTC+0000
Release date
2021-10-31 03:56:33 UTC+0000
UTC Start
2021-10-31 03:45:28.120
UTC End
2021-10-31 03:46:16.120
MJD Start
59518.15657546
MJD End
59518.1571310156
Exposure time (s)
48.0
Validation level
1
Tau 0: Coherence time (s)
0.004798
Ambient temperature (°C)
14.95
Seeing (arcsec)
0.685
Observation
ID
48697
Category
science
Program ID
60.A-9801(U)
Program Title
TECHNICAL TIME
Program Type
Normal
PI / COI
OBSERVATORY, P
Target
ID
36471
Name
Alpha_Psc_B
RA
30.509527
DEC
2.76364
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
DUAL
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.0460 24.0230 138.1000 138.1000
A0-D0 31.1140 31.1450 73.0000 73.0000
A0-C1 22.4570 22.4460 113.3490 113.3490
B2-D0 30.2580 30.2890 26.9000 27.0000
B2-C1 10.0790 10.0890 26.8480 26.9490
D0-C1 20.1790 20.2000 206.9180 207.0190
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 59518.15657546
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME WDS_J02020+0246A
HIERARCH ESO INS SOBJ NAME Alpha_Psc_B
RA 30.509527
DEC 2.76364
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 64.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 24.046
HIERARCH ESO ISS PBL12 END 24.023
HIERARCH ESO ISS PBLA12 START 138.1
HIERARCH ESO ISS PBLA12 END 138.1
HIERARCH ESO ISS PBL13 START 31.114
HIERARCH ESO ISS PBL13 END 31.145
HIERARCH ESO ISS PBLA13 START 73.0
HIERARCH ESO ISS PBLA13 END 73.0
HIERARCH ESO ISS PBL14 START 22.457
HIERARCH ESO ISS PBL14 END 22.446
HIERARCH ESO ISS PBLA14 START 113.349
HIERARCH ESO ISS PBLA14 END 113.349
HIERARCH ESO ISS PBL23 START 30.258
HIERARCH ESO ISS PBL23 END 30.289
HIERARCH ESO ISS PBLA23 START 26.9
HIERARCH ESO ISS PBLA23 END 27.0
HIERARCH ESO ISS PBL24 START 10.079
HIERARCH ESO ISS PBL24 END 10.089
HIERARCH ESO ISS PBLA24 START 26.848
HIERARCH ESO ISS PBLA24 END 26.949
HIERARCH ESO ISS PBL34 START 20.179
HIERARCH ESO ISS PBL34 END 20.2
HIERARCH ESO ISS PBLA34 START 206.918
HIERARCH ESO ISS PBLA34 END 207.019
HIERARCH ESO ISS AMBI TAU0 START 0.004555
HIERARCH ESO ISS AMBI TAU0 END 0.005041
HIERARCH ESO ISS AMBI TEMP 14.95
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.64
HIERARCH ESO FT ROBJ NAME Alpha_Psc_A
HIERARCH ESO FT ROBJ ALPHA 020202.824
HIERARCH ESO FT ROBJ DELTA 024549.430