Exposure
ID
GRAVI.2025-10-02T07:33:15.175_1
Header ID
GRAVI.2025-10-02T07:33:15.175
Date updated
2025-10-02 07:45:53 UTC+0000
Release date
2025-10-02 07:33:15 UTC+0000
UTC Start
2025-10-02 07:33:15.175
UTC End
2025-10-02 07:38:35.175
MJD Start
60950.31475897
MJD End
60950.318462673706
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.0051754999999999995
Ambient temperature (°C)
13.14
Seeing (arcsec)
0.645
Observation
ID
70554
Category
calibrator
Program ID
116.28ZV.004
Program Title
VLTI SURVEY ON GAIA BINARIES: STELLAR EVOLUTION AND BINARY FORMATION AT LOW/HIGH METALLICITY
Program Type
Normal
PI / COI
LU / KRAUS
Target
ID
52319
Name
HD_10826
RA
26.423024
DEC
-22.17208
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 83.5410 82.9150 129.4000 130.3000
A0-J2 116.8700 115.6180 104.1000 104.8000
A0-K0 117.0980 115.9010 80.2140 80.6460
G1-J2 54.5600 54.1320 63.4000 63.7000
G1-K0 88.9060 88.6770 34.8800 35.2010
J2-K0 48.5220 48.5260 2.4440 3.0690
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28ZV.004
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60950.31475897
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 10826
HIERARCH ESO INS SOBJ NAME HD_10826
RA 26.423024
DEC -22.17208
HIERARCH ESO INS SPEC RES MEDIUM
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 339.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 83.541
HIERARCH ESO ISS PBL12 END 82.915
HIERARCH ESO ISS PBLA12 START 129.4
HIERARCH ESO ISS PBLA12 END 130.3
HIERARCH ESO ISS PBL13 START 116.87
HIERARCH ESO ISS PBL13 END 115.618
HIERARCH ESO ISS PBLA13 START 104.1
HIERARCH ESO ISS PBLA13 END 104.8
HIERARCH ESO ISS PBL14 START 117.098
HIERARCH ESO ISS PBL14 END 115.901
HIERARCH ESO ISS PBLA14 START 80.214
HIERARCH ESO ISS PBLA14 END 80.646
HIERARCH ESO ISS PBL23 START 54.56
HIERARCH ESO ISS PBL23 END 54.132
HIERARCH ESO ISS PBLA23 START 63.4
HIERARCH ESO ISS PBLA23 END 63.7
HIERARCH ESO ISS PBL24 START 88.906
HIERARCH ESO ISS PBL24 END 88.677
HIERARCH ESO ISS PBLA24 START 34.88
HIERARCH ESO ISS PBLA24 END 35.201
HIERARCH ESO ISS PBL34 START 48.522
HIERARCH ESO ISS PBL34 END 48.526
HIERARCH ESO ISS PBLA34 START 2.444
HIERARCH ESO ISS PBLA34 END 3.069
HIERARCH ESO ISS AMBI TAU0 START 0.005186
HIERARCH ESO ISS AMBI TAU0 END 0.005165
HIERARCH ESO ISS AMBI TEMP 13.14
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.59