Exposure
ID
GRAVI.2022-12-15T03:52:26.338_1
Header ID
GRAVI.2022-12-15T03:52:26.338
Date updated
2022-12-15 04:05:55 UTC+0000
Release date
2023-12-15 04:05:55 UTC+0000
UTC Start
2022-12-15 03:52:26.338
UTC End
2022-12-15 03:59:06.338
MJD Start
59928.16141595
MJD End
59928.1660455796
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0038375
Ambient temperature (°C)
14.55
Seeing (arcsec)
1.035
Observation
ID
53489
Category
science
Program ID
110.23Z7.001
Program Title
SUBDWARF COMPANIONS AND ORIGIN OF BE STARS: TOWARDS THE FIRST STATISTICALLY SIGNIFICANT SET OF FUNDAMENTAL PARAMETERS
Program Type
Normal
PI / COI
KLEMENT/ RIVINIUS/ BAADE/ MÉRAND
Target
ID
39777
Name
228_Eri
RA
67.276577
DEC
-13.04837
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 89.5070 89.1230 116.6000 117.2000
A0-J2 128.8530 128.5050 93.7000 94.1000
A0-K0 127.9820 127.9370 72.3240 72.7080
G1-J2 58.1250 58.1930 56.7000 57.2000
G1-K0 89.4490 89.6310 27.9600 28.5670
J2-K0 47.5760 47.5360 351.9630 352.7150
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 110.23Z7.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59928.16141595
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME 228 Eri
HIERARCH ESO INS SOBJ NAME 228_Eri
RA 67.276577
DEC -13.04837
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 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 89.507
HIERARCH ESO ISS PBL12 END 89.123
HIERARCH ESO ISS PBLA12 START 116.6
HIERARCH ESO ISS PBLA12 END 117.2
HIERARCH ESO ISS PBL13 START 128.853
HIERARCH ESO ISS PBL13 END 128.505
HIERARCH ESO ISS PBLA13 START 93.7
HIERARCH ESO ISS PBLA13 END 94.1
HIERARCH ESO ISS PBL14 START 127.982
HIERARCH ESO ISS PBL14 END 127.937
HIERARCH ESO ISS PBLA14 START 72.324
HIERARCH ESO ISS PBLA14 END 72.708
HIERARCH ESO ISS PBL23 START 58.125
HIERARCH ESO ISS PBL23 END 58.193
HIERARCH ESO ISS PBLA23 START 56.7
HIERARCH ESO ISS PBLA23 END 57.2
HIERARCH ESO ISS PBL24 START 89.449
HIERARCH ESO ISS PBL24 END 89.631
HIERARCH ESO ISS PBLA24 START 27.96
HIERARCH ESO ISS PBLA24 END 28.567
HIERARCH ESO ISS PBL34 START 47.576
HIERARCH ESO ISS PBL34 END 47.536
HIERARCH ESO ISS PBLA34 START 351.963
HIERARCH ESO ISS PBLA34 END 352.715
HIERARCH ESO ISS AMBI TAU0 START 0.003728
HIERARCH ESO ISS AMBI TAU0 END 0.003947
HIERARCH ESO ISS AMBI TEMP 14.55
HIERARCH ESO ISS AMBI FWHM START 1.08
HIERARCH ESO ISS AMBI FWHM END 0.99