Exposure
ID
GRAVI.2025-04-26T05:07:16.524_1
Header ID
GRAVI.2025-04-26T05:07:16.524
Date updated
2025-04-26 05:20:47 UTC+0000
Release date
2026-04-26 05:20:46 UTC+0000
UTC Start
2025-04-26 05:07:16.524
UTC End
2025-04-26 05:13:56.524
MJD Start
60791.21338569
MJD End
60791.21801531963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.006716
Ambient temperature (°C)
14.5
Seeing (arcsec)
0.395
Observation
ID
66997
Category
science
Program ID
115.28G0.003
Program Title
VLTI SURVEY ON GAIA BINARIES: STELLAR EVOLUTION AND BINARY FORMATION AT LOW/HIGH METALLICITY
Program Type
Normal
PI / COI
LU / KRAUS / GARDNER
Target
ID
49811
Name
TYC_6768-1364-1
RA
234.368087
DEC
-25.50166
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 88.5610 89.0080 110.5000 111.2000
A0-J2 126.1500 126.8680 86.8000 87.6000
A0-K0 125.5150 126.0950 64.5570 65.4300
G1-J2 57.4660 57.6470 48.5000 49.4000
G1-K0 90.2620 90.3180 19.6880 20.5340
J2-K0 48.5520 48.5730 344.9460 345.6060
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28G0.003
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60791.21338569
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME TYC 6768-1364-1
HIERARCH ESO INS SOBJ NAME TYC_6768-1364-1
RA 234.368087
DEC -25.50166
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 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 88.561
HIERARCH ESO ISS PBL12 END 89.008
HIERARCH ESO ISS PBLA12 START 110.5
HIERARCH ESO ISS PBLA12 END 111.2
HIERARCH ESO ISS PBL13 START 126.15
HIERARCH ESO ISS PBL13 END 126.868
HIERARCH ESO ISS PBLA13 START 86.8
HIERARCH ESO ISS PBLA13 END 87.6
HIERARCH ESO ISS PBL14 START 125.515
HIERARCH ESO ISS PBL14 END 126.095
HIERARCH ESO ISS PBLA14 START 64.557
HIERARCH ESO ISS PBLA14 END 65.43
HIERARCH ESO ISS PBL23 START 57.466
HIERARCH ESO ISS PBL23 END 57.647
HIERARCH ESO ISS PBLA23 START 48.5
HIERARCH ESO ISS PBLA23 END 49.4
HIERARCH ESO ISS PBL24 START 90.262
HIERARCH ESO ISS PBL24 END 90.318
HIERARCH ESO ISS PBLA24 START 19.688
HIERARCH ESO ISS PBLA24 END 20.534
HIERARCH ESO ISS PBL34 START 48.552
HIERARCH ESO ISS PBL34 END 48.573
HIERARCH ESO ISS PBLA34 START 344.946
HIERARCH ESO ISS PBLA34 END 345.606
HIERARCH ESO ISS AMBI TAU0 START 0.00781
HIERARCH ESO ISS AMBI TAU0 END 0.005622
HIERARCH ESO ISS AMBI TEMP 14.5
HIERARCH ESO ISS AMBI FWHM START 0.36
HIERARCH ESO ISS AMBI FWHM END 0.43