Exposure
ID
GRAVI.2023-09-08T06:55:02.236_1
Header ID
GRAVI.2023-09-08T06:55:02.236
Date updated
2023-09-08 07:05:31 UTC+0000
Release date
2024-09-08 07:05:31 UTC+0000
UTC Start
2023-09-08 06:55:02.236
UTC End
2023-09-08 06:59:02.236
MJD Start
60195.28822032
MJD End
60195.29099809778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.00244
Ambient temperature (°C)
11.62
Seeing (arcsec)
0.665
Observation
ID
56915
Category
science
Program ID
112.25QQ.001
Program Title
A HIGH MULTIPLICITY STUDY OF NEARBY M>2.2 MSUN STARS: ARE THEY THE PROGENITORS OF EVERY EXPLODING WD?
Program Type
Normal
PI / COI
WAISBERG/ KATZ/ KLEIN
Target
ID
42186
Name
HIP12394
RA
39.892586
DEC
-68.26695
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 82.2330 82.4920 91.8000 92.8000
A0-J2 127.6000 127.7340 73.8000 74.8000
A0-K0 127.2160 127.1310 58.3150 59.2850
G1-J2 55.5960 55.5070 46.5000 47.4000
G1-K0 74.2010 74.0730 20.5700 21.3050
J2-K0 34.3300 34.4280 335.4300 336.0620
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 112.25QQ.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60195.28822032
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME eps Hyi
HIERARCH ESO INS SOBJ NAME HIP12394
RA 39.892586
DEC -68.26695
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 82.233
HIERARCH ESO ISS PBL12 END 82.492
HIERARCH ESO ISS PBLA12 START 91.8
HIERARCH ESO ISS PBLA12 END 92.8
HIERARCH ESO ISS PBL13 START 127.6
HIERARCH ESO ISS PBL13 END 127.734
HIERARCH ESO ISS PBLA13 START 73.8
HIERARCH ESO ISS PBLA13 END 74.8
HIERARCH ESO ISS PBL14 START 127.216
HIERARCH ESO ISS PBL14 END 127.131
HIERARCH ESO ISS PBLA14 START 58.315
HIERARCH ESO ISS PBLA14 END 59.285
HIERARCH ESO ISS PBL23 START 55.596
HIERARCH ESO ISS PBL23 END 55.507
HIERARCH ESO ISS PBLA23 START 46.5
HIERARCH ESO ISS PBLA23 END 47.4
HIERARCH ESO ISS PBL24 START 74.201
HIERARCH ESO ISS PBL24 END 74.073
HIERARCH ESO ISS PBLA24 START 20.57
HIERARCH ESO ISS PBLA24 END 21.305
HIERARCH ESO ISS PBL34 START 34.33
HIERARCH ESO ISS PBL34 END 34.428
HIERARCH ESO ISS PBLA34 START 335.43
HIERARCH ESO ISS PBLA34 END 336.062
HIERARCH ESO ISS AMBI TAU0 START 0.002384
HIERARCH ESO ISS AMBI TAU0 END 0.002496
HIERARCH ESO ISS AMBI TEMP 11.62
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.68