Exposure
ID
GRAVI.2021-03-02T08:20:33.062_1
Header ID
GRAVI.2021-03-02T08:20:33.062
Date updated
2021-03-02 08:32:10 UTC+0000
Release date
2022-03-02 08:32:09 UTC+0000
UTC Start
2021-03-02 08:20:33.062
UTC End
2021-03-02 08:26:33.062
MJD Start
59275.34760489
MJD End
59275.3517715567
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0049085
Ambient temperature (°C)
13.45
Seeing (arcsec)
0.905
Observation
ID
46988
Category
science
Program ID
1103.B-0626(D)
Program Title
THE CORE OF THE MATTER: SPATIALLY RESOLVING THE AGN BROAD EMISSION LINE REGION WITH GRAVITY
Program Type
DDT
PI / COI
STURM/ CLENET/ DAVIES/ DEXTER/ ECKART/ EISENHAUER/ GENZEL/ GRATADOUR/ HONIG/ KISHIMOTO/ LACOUR/ LUTZ/ MILLOUR/ NETZER/ PERRIN/ PETERSON/ PETRUCCI/ PFUHL/ PRIETO/ ROUAN/ STOCK/ WAISBERG/ WOILLEZ
Target
ID
35264
Name
PDS_456
RA
262.084767
DEC
-14.26524
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 52.8320 52.8490 1.4000 2.4000
U1-U3 92.8140 92.9590 6.6000 7.7000
U1-U4 99.6510 100.9510 34.9620 36.3890
U2-U3 40.4920 40.6430 13.5000 14.7000
U2-U4 62.8520 64.3580 62.6790 63.7570
U3-U4 47.5900 48.6330 102.7930 102.9020
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 1103.B-0626(D)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59275.34760489
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME PDS 456
HIERARCH ESO INS SOBJ NAME PDS_456
RA 262.084767
DEC -14.26524
HIERARCH ESO INS SPEC RES MEDIUM
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 376.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 52.832
HIERARCH ESO ISS PBL12 END 52.849
HIERARCH ESO ISS PBLA12 START 1.4
HIERARCH ESO ISS PBLA12 END 2.4
HIERARCH ESO ISS PBL13 START 92.814
HIERARCH ESO ISS PBL13 END 92.959
HIERARCH ESO ISS PBLA13 START 6.6
HIERARCH ESO ISS PBLA13 END 7.7
HIERARCH ESO ISS PBL14 START 99.651
HIERARCH ESO ISS PBL14 END 100.951
HIERARCH ESO ISS PBLA14 START 34.962
HIERARCH ESO ISS PBLA14 END 36.389
HIERARCH ESO ISS PBL23 START 40.492
HIERARCH ESO ISS PBL23 END 40.643
HIERARCH ESO ISS PBLA23 START 13.5
HIERARCH ESO ISS PBLA23 END 14.7
HIERARCH ESO ISS PBL24 START 62.852
HIERARCH ESO ISS PBL24 END 64.358
HIERARCH ESO ISS PBLA24 START 62.679
HIERARCH ESO ISS PBLA24 END 63.757
HIERARCH ESO ISS PBL34 START 47.59
HIERARCH ESO ISS PBL34 END 48.633
HIERARCH ESO ISS PBLA34 START 102.793
HIERARCH ESO ISS PBLA34 END 102.902
HIERARCH ESO ISS AMBI TAU0 START 0.004221
HIERARCH ESO ISS AMBI TAU0 END 0.005596
HIERARCH ESO ISS AMBI TEMP 13.45
HIERARCH ESO ISS AMBI FWHM START 0.86
HIERARCH ESO ISS AMBI FWHM END 0.95