Exposure
ID
GRAVI.2025-03-17T00:47:03.601_1
Header ID
GRAVI.2025-03-17T00:47:03.601
Date updated
2025-03-17 00:55:48 UTC+0000
Release date
2026-03-17 00:55:48 UTC+0000
UTC Start
2025-03-17 00:47:03.601
UTC End
2025-03-17 00:47:51.601
MJD Start
60751.03268057
MJD End
60751.03323612556
Exposure time (s)
48.0
Validation level
1
Tau 0: Coherence time (s)
0.006306
Ambient temperature (°C)
12.84
Seeing (arcsec)
0.55
Observation
ID
65151
Category
science
Program ID
114.273P.001
Program Title
PEERING INTO THE AB PIC SYSTEM TO UNVEIL THE PLANETARY CANDIDATE AB PIC C
Program Type
Normal
PI / COI
CHAUVIN / KIEFER / PALMA BIFANI / POURRÉ / LAGRANGE / LACOUR / NOWAK / BONNEFOY / PETRUS / ROJO / DELORME / LANGLOIS / CHARNAY / CHOMEZ
Target
ID
48522
Name
AB_Pic
RA
94.808412
DEC
-58.05407
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
DUAL
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 45.5430 45.4910 42.6000 42.7000
U1-U3 83.3710 83.2650 50.3000 50.5000
U1-U4 116.4960 116.3620 81.5110 81.7140
U2-U3 38.7370 38.6860 59.5000 59.7000
U2-U4 85.9710 85.9150 100.9530 101.1730
U3-U4 62.4570 62.4590 125.2040 125.4150
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.273P.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60751.03268057
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME AB Pic
HIERARCH ESO INS SOBJ NAME AB_Pic
RA 94.808412
DEC -58.05407
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
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 64.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 45.543
HIERARCH ESO ISS PBL12 END 45.491
HIERARCH ESO ISS PBLA12 START 42.6
HIERARCH ESO ISS PBLA12 END 42.7
HIERARCH ESO ISS PBL13 START 83.371
HIERARCH ESO ISS PBL13 END 83.265
HIERARCH ESO ISS PBLA13 START 50.3
HIERARCH ESO ISS PBLA13 END 50.5
HIERARCH ESO ISS PBL14 START 116.496
HIERARCH ESO ISS PBL14 END 116.362
HIERARCH ESO ISS PBLA14 START 81.511
HIERARCH ESO ISS PBLA14 END 81.714
HIERARCH ESO ISS PBL23 START 38.737
HIERARCH ESO ISS PBL23 END 38.686
HIERARCH ESO ISS PBLA23 START 59.5
HIERARCH ESO ISS PBLA23 END 59.7
HIERARCH ESO ISS PBL24 START 85.971
HIERARCH ESO ISS PBL24 END 85.915
HIERARCH ESO ISS PBLA24 START 100.953
HIERARCH ESO ISS PBLA24 END 101.173
HIERARCH ESO ISS PBL34 START 62.457
HIERARCH ESO ISS PBL34 END 62.459
HIERARCH ESO ISS PBLA34 START 125.204
HIERARCH ESO ISS PBLA34 END 125.415
HIERARCH ESO ISS AMBI TAU0 START 0.006306
HIERARCH ESO ISS AMBI TAU0 END 0.006306
HIERARCH ESO ISS AMBI TEMP 12.84
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.56
HIERARCH ESO FT ROBJ NAME AB_Pic
HIERARCH ESO FT ROBJ ALPHA 061912.913
HIERARCH ESO FT ROBJ DELTA -580315.527