Exposure
ID
GRAVI.2025-10-06T07:08:11.044_1
Header ID
GRAVI.2025-10-06T07:08:11.044
Date updated
2025-10-06 07:26:00 UTC+0000
Release date
2026-10-06 07:25:59 UTC+0000
UTC Start
2025-10-06 07:08:11.044
UTC End
2025-10-06 07:14:51.044
MJD Start
60954.29735005
MJD End
60954.30197967963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.004437
Ambient temperature (°C)
12.27
Seeing (arcsec)
0.435
Observation
ID
70780
Category
science
Program ID
116.28X8.001
Program Title
PRECISION BLACK HOLE MASSES AT COSMIC NOON WITH GRAVITY+
Program Type
Normal
PI / COI
SHIMIZU / EISENHAUER / GENZEL / SHANGGUAN / DAVIES / STURM / LUTZ / SANTOS / CAO / TACCONI / FORSTER SCHREIBER / HOENIG / MILLOUR / LEFTLEY / PAUMARD / PETROV / CLÉNET / LOPEZ / PERRIN / BRANDNER / GARCIA / STRAUBMEIER / LE BOUQUIN / KREIDBERG / WOLF / SY
Target
ID
52514
Name
J0312-1343
RA
48.158075
DEC
-13.71899
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 55.9550 56.0630 27.7000 28.3000
U1-U3 101.5660 101.7710 34.0000 34.6000
U1-U4 130.0840 130.1880 61.7630 62.1940
U2-U3 46.3650 46.4550 41.7000 42.2000
U2-U4 89.3930 89.2830 82.2810 82.6780
U3-U4 62.0090 61.7810 111.3850 111.8750
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28X8.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60954.29735005
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME J0312-1343
HIERARCH ESO INS SOBJ NAME J0312-1343
RA 48.158075
DEC -13.71899
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 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 55.955
HIERARCH ESO ISS PBL12 END 56.063
HIERARCH ESO ISS PBLA12 START 27.7
HIERARCH ESO ISS PBLA12 END 28.3
HIERARCH ESO ISS PBL13 START 101.566
HIERARCH ESO ISS PBL13 END 101.771
HIERARCH ESO ISS PBLA13 START 34.0
HIERARCH ESO ISS PBLA13 END 34.6
HIERARCH ESO ISS PBL14 START 130.084
HIERARCH ESO ISS PBL14 END 130.188
HIERARCH ESO ISS PBLA14 START 61.763
HIERARCH ESO ISS PBLA14 END 62.194
HIERARCH ESO ISS PBL23 START 46.365
HIERARCH ESO ISS PBL23 END 46.455
HIERARCH ESO ISS PBLA23 START 41.7
HIERARCH ESO ISS PBLA23 END 42.2
HIERARCH ESO ISS PBL24 START 89.393
HIERARCH ESO ISS PBL24 END 89.283
HIERARCH ESO ISS PBLA24 START 82.281
HIERARCH ESO ISS PBLA24 END 82.678
HIERARCH ESO ISS PBL34 START 62.009
HIERARCH ESO ISS PBL34 END 61.781
HIERARCH ESO ISS PBLA34 START 111.385
HIERARCH ESO ISS PBLA34 END 111.875
HIERARCH ESO ISS AMBI TAU0 START 0.004472
HIERARCH ESO ISS AMBI TAU0 END 0.004402
HIERARCH ESO ISS AMBI TEMP 12.27
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.4
HIERARCH ESO FT ROBJ NAME J0312-1343
HIERARCH ESO FT ROBJ ALPHA 031238.567
HIERARCH ESO FT ROBJ DELTA -134307.436