Exposure
ID
GRAVI.2024-06-24T02:56:29.763_1
Header ID
GRAVI.2024-06-24T02:56:29.763
Date updated
2024-06-24 03:10:36 UTC+0000
Release date
2025-06-24 03:10:35 UTC+0000
UTC Start
2024-06-24 02:56:29.763
UTC End
2024-06-24 03:02:29.763
MJD Start
60485.1225667
MJD End
60485.1267333667
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.002264
Ambient temperature (°C)
10.34
Seeing (arcsec)
0.65
Observation
ID
59758
Category
science
Program ID
113.268P.003
Program Title
THE GALACTIC CENTER WITH GRAVITY - MEASURING THE SPIN OF SGR A* BY MEANS OF DEEP GRAVITY INTERFEROMETRY
Program Type
GTO
PI / COI
EISENHAUER / GILLESSEN / GENZEL / OTT / WIDMANN / DRESCHER / RIBEIRO / SADUN BORDONI / STRAUBMEIER / BRANDNER / PERRIN / ROUSSELET-PERRAUT / GARCIA / MANG / PAUMARD / ECKART / VINCENT / BOURDAROT / LUTZ / STURM / CAO / HORROBIN / LE BOUQUIN / KREIDBERG /
Target
ID
44321
Name
SGRA
RA
266.416828
DEC
-29.00731
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
LOW-SPLIT
Instrument sub-mode
DUAL
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 56.5040 56.5210 16.4000 17.2000
U1-U3 102.1160 102.1880 22.4000 23.3000
U1-U4 127.1610 127.6690 49.6170 50.5950
U2-U3 46.3060 46.3720 29.8000 30.7000
U2-U4 85.7120 86.2860 70.8140 71.7300
U3-U4 59.2040 59.6690 101.7280 102.4190
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.268P.003
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60485.1225667
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME IRS16C
HIERARCH ESO INS SOBJ NAME SGRA
RA 266.416828
DEC -29.00731
HIERARCH ESO INS SPEC RES LOW
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 389.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 56.504
HIERARCH ESO ISS PBL12 END 56.521
HIERARCH ESO ISS PBLA12 START 16.4
HIERARCH ESO ISS PBLA12 END 17.2
HIERARCH ESO ISS PBL13 START 102.116
HIERARCH ESO ISS PBL13 END 102.188
HIERARCH ESO ISS PBLA13 START 22.4
HIERARCH ESO ISS PBLA13 END 23.3
HIERARCH ESO ISS PBL14 START 127.161
HIERARCH ESO ISS PBL14 END 127.669
HIERARCH ESO ISS PBLA14 START 49.617
HIERARCH ESO ISS PBLA14 END 50.595
HIERARCH ESO ISS PBL23 START 46.306
HIERARCH ESO ISS PBL23 END 46.372
HIERARCH ESO ISS PBLA23 START 29.8
HIERARCH ESO ISS PBLA23 END 30.7
HIERARCH ESO ISS PBL24 START 85.712
HIERARCH ESO ISS PBL24 END 86.286
HIERARCH ESO ISS PBLA24 START 70.814
HIERARCH ESO ISS PBLA24 END 71.73
HIERARCH ESO ISS PBL34 START 59.204
HIERARCH ESO ISS PBL34 END 59.669
HIERARCH ESO ISS PBLA34 START 101.728
HIERARCH ESO ISS PBLA34 END 102.419
HIERARCH ESO ISS AMBI TAU0 START 0.002264
HIERARCH ESO ISS AMBI TAU0 END 0.002264
HIERARCH ESO ISS AMBI TEMP 10.34
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.68
HIERARCH ESO FT ROBJ NAME IRS16C
HIERARCH ESO FT ROBJ ALPHA 174540.1000
HIERARCH ESO FT ROBJ DELTA -290027.6541