Exposure
ID
GRAVI.2025-11-12T02:53:43.777_1
Header ID
GRAVI.2025-11-12T02:53:43.777
Date updated
2025-11-12 03:11:06 UTC+0000
Release date
2026-11-12 03:11:06 UTC+0000
UTC Start
2025-11-12 02:53:43.777
UTC End
2025-11-12 02:59:03.777
MJD Start
60991.12064557
MJD End
60991.124349273705
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.0020315000000000003
Ambient temperature (°C)
15.25
Seeing (arcsec)
0.755
Observation
ID
71539
Category
science
Program ID
116.293L.002
Program Title
THE VLTI/GRAVITY+ AND MATISSE EXOPLANET EXTRAVAGANZA
Program Type
GTO
PI / COI
KREIDBERG / BRANDNER / LE BOUQUIN / TREVASCUS / SAUTER / LACOUR / MOLLIERE / SAMLAND / HOULLÉ / MILLOUR / BAILER-JONES / ROUSSELET-PERRAUT / PERRIN / EISENHAUER / PAUMARD / STRAUBMEIER / GARCIA / HOENIG / LUTZ / SPEZZANO / BERIO / SCIGLIUTO / LOPEZ / DEFR
Target
ID
53124
Name
HD___984
RA
3.545319
DEC
-7.19947
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-SPLIT
Instrument sub-mode
DUAL
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 56.3100 56.3760 33.0000 33.3000
U1-U3 102.3300 102.3890 38.7000 39.0000
U1-U4 128.3510 127.8350 64.0420 64.1040
U2-U3 46.6360 46.6170 45.6000 45.8000
U2-U4 85.1820 84.4910 83.9540 84.0800
U3-U4 56.5480 55.9420 114.7080 115.1700
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.293L.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60991.12064557
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 984
HIERARCH ESO INS SOBJ NAME HD___984
RA 3.545319
DEC -7.19947
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE SPLIT
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 342.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 56.31
HIERARCH ESO ISS PBL12 END 56.376
HIERARCH ESO ISS PBLA12 START 33.0
HIERARCH ESO ISS PBLA12 END 33.3
HIERARCH ESO ISS PBL13 START 102.33
HIERARCH ESO ISS PBL13 END 102.389
HIERARCH ESO ISS PBLA13 START 38.7
HIERARCH ESO ISS PBLA13 END 39.0
HIERARCH ESO ISS PBL14 START 128.351
HIERARCH ESO ISS PBL14 END 127.835
HIERARCH ESO ISS PBLA14 START 64.042
HIERARCH ESO ISS PBLA14 END 64.104
HIERARCH ESO ISS PBL23 START 46.636
HIERARCH ESO ISS PBL23 END 46.617
HIERARCH ESO ISS PBLA23 START 45.6
HIERARCH ESO ISS PBLA23 END 45.8
HIERARCH ESO ISS PBL24 START 85.182
HIERARCH ESO ISS PBL24 END 84.491
HIERARCH ESO ISS PBLA24 START 83.954
HIERARCH ESO ISS PBLA24 END 84.08
HIERARCH ESO ISS PBL34 START 56.548
HIERARCH ESO ISS PBL34 END 55.942
HIERARCH ESO ISS PBLA34 START 114.708
HIERARCH ESO ISS PBLA34 END 115.17
HIERARCH ESO ISS AMBI TAU0 START 0.002174
HIERARCH ESO ISS AMBI TAU0 END 0.001889
HIERARCH ESO ISS AMBI TEMP 15.25
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 0.79
HIERARCH ESO FT ROBJ NAME HD___984
HIERARCH ESO FT ROBJ ALPHA 001410.252
HIERARCH ESO FT ROBJ DELTA -071156.812