Exposure
ID
GRAVI.2024-01-06T07:23:47.757_1
Header ID
GRAVI.2024-01-06T07:23:47.757
Date updated
2024-01-06 07:36:11 UTC+0000
Release date
2025-01-06 07:36:11 UTC+0000
UTC Start
2024-01-06 07:23:47.757
UTC End
2024-01-06 07:27:47.757
MJD Start
60315.30819163
MJD End
60315.3109694078
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0070825
Ambient temperature (°C)
15.38
Seeing (arcsec)
0.625
Observation
ID
58117
Category
science
Program ID
112.25KN.001
Program Title
DYNAMICAL MASSES OF CLASSICAL BE STARS AND THEIR SUBDWARF COMPANIONS
Program Type
Normal
PI / COI
KLEMENT/ RIVINIUS/ BAADE/ MÉRAND
Target
ID
43035
Name
HD_88661
RA
152.941364
DEC
-58.06051
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 41.5960 41.7440 142.6000 143.3000
A0-J2 128.6710 128.7830 86.2000 87.1000
A0-J6 149.8750 149.5260 26.0780 26.7180
B5-J2 111.2120 111.0870 68.1000 68.9000
B5-J6 172.5390 172.2910 13.6280 14.2040
J2-J6 140.7590 141.1530 333.6380 334.2200
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 112.25KN.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60315.30819163
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 88661
HIERARCH ESO INS SOBJ NAME HD_88661
RA 152.941364
DEC -58.06051
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 41.596
HIERARCH ESO ISS PBL12 END 41.744
HIERARCH ESO ISS PBLA12 START 142.6
HIERARCH ESO ISS PBLA12 END 143.3
HIERARCH ESO ISS PBL13 START 128.671
HIERARCH ESO ISS PBL13 END 128.783
HIERARCH ESO ISS PBLA13 START 86.2
HIERARCH ESO ISS PBLA13 END 87.1
HIERARCH ESO ISS PBL14 START 149.875
HIERARCH ESO ISS PBL14 END 149.526
HIERARCH ESO ISS PBLA14 START 26.078
HIERARCH ESO ISS PBLA14 END 26.718
HIERARCH ESO ISS PBL23 START 111.212
HIERARCH ESO ISS PBL23 END 111.087
HIERARCH ESO ISS PBLA23 START 68.1
HIERARCH ESO ISS PBLA23 END 68.9
HIERARCH ESO ISS PBL24 START 172.539
HIERARCH ESO ISS PBL24 END 172.291
HIERARCH ESO ISS PBLA24 START 13.628
HIERARCH ESO ISS PBLA24 END 14.204
HIERARCH ESO ISS PBL34 START 140.759
HIERARCH ESO ISS PBL34 END 141.153
HIERARCH ESO ISS PBLA34 START 333.638
HIERARCH ESO ISS PBLA34 END 334.22
HIERARCH ESO ISS AMBI TAU0 START 0.006759
HIERARCH ESO ISS AMBI TAU0 END 0.007406
HIERARCH ESO ISS AMBI TEMP 15.38
HIERARCH ESO ISS AMBI FWHM START 0.66
HIERARCH ESO ISS AMBI FWHM END 0.59