Exposure
ID
GRAVI.2018-04-18T09:04:55.883_1
Header ID
GRAVI.2018-04-18T09:04:55.883
Date updated
2018-04-18 09:16:50 UTC+0000
Release date
2019-04-18 09:16:50 UTC+0000
UTC Start
2018-04-18 09:04:55.883
UTC End
2018-04-18 09:09:55.883
MJD Start
58226.37842457
MJD End
58226.3818967922
Exposure time (s)
300.0
Validation level
1
Tau 0: Coherence time (s)
0.013066
Ambient temperature (°C)
12.59
Seeing (arcsec)
0.47
Observation
ID
41674
Category
science
Program ID
0101.D-0807(C)
Program Title
EXPLORING THE ORIGIN OF THE UNUSUALLY EXTENDED DISK HOLE AROUND A POST-AGB BINARY
Program Type
Normal
PI / COI
KLUSKA/ VAN WINCKEL/ MIN
Target
ID
31428
Name
AC_Her
RA
277.567649
DEC
21.86683
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 68.1850 68.1890 273.1000 273.1000
K0-D0 90.9530 90.9750 258.4000 258.4000
K0-J3 45.0960 45.0800 322.1850 322.1940
G2-D0 30.4310 30.4450 223.7000 223.7000
G2-J3 51.4950 51.5180 51.7430 51.7460
D0-J3 81.7370 81.7730 48.7490 48.7540
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 0101.D-0807(C)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 58226.37842457
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME AC_Her
HIERARCH ESO INS SOBJ NAME AC_Her
RA 277.567649
DEC 21.86683
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 316.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 10
HIERARCH ESO ISS PBL12 START 68.185
HIERARCH ESO ISS PBL12 END 68.189
HIERARCH ESO ISS PBLA12 START 273.1
HIERARCH ESO ISS PBLA12 END 273.1
HIERARCH ESO ISS PBL13 START 90.953
HIERARCH ESO ISS PBL13 END 90.975
HIERARCH ESO ISS PBLA13 START 258.4
HIERARCH ESO ISS PBLA13 END 258.4
HIERARCH ESO ISS PBL14 START 45.096
HIERARCH ESO ISS PBL14 END 45.08
HIERARCH ESO ISS PBLA14 START 322.185
HIERARCH ESO ISS PBLA14 END 322.194
HIERARCH ESO ISS PBL23 START 30.431
HIERARCH ESO ISS PBL23 END 30.445
HIERARCH ESO ISS PBLA23 START 223.7
HIERARCH ESO ISS PBLA23 END 223.7
HIERARCH ESO ISS PBL24 START 51.495
HIERARCH ESO ISS PBL24 END 51.518
HIERARCH ESO ISS PBLA24 START 51.743
HIERARCH ESO ISS PBLA24 END 51.746
HIERARCH ESO ISS PBL34 START 81.737
HIERARCH ESO ISS PBL34 END 81.773
HIERARCH ESO ISS PBLA34 START 48.749
HIERARCH ESO ISS PBLA34 END 48.754
HIERARCH ESO ISS AMBI TAU0 START 0.013066
HIERARCH ESO ISS AMBI TAU0 END 0.013066
HIERARCH ESO ISS AMBI TEMP 12.59
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.47