Exposure
ID
GRAVI.2024-07-25T03:48:40.053_1
Header ID
GRAVI.2024-07-25T03:48:40.053
Date updated
2024-07-25 04:05:31 UTC+0000
Release date
2025-07-25 04:05:31 UTC+0000
UTC Start
2024-07-25 03:48:40.053
UTC End
2024-07-25 03:55:20.053
MJD Start
60516.15879691
MJD End
60516.1634265396
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.002535
Ambient temperature (°C)
13.58
Seeing (arcsec)
0.86
Observation
ID
60182
Category
science
Program ID
113.268P.004
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
44684
Name
IRS16SW
RA
266.417055
DEC
-29.00743
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
DUAL
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 54.8040 54.5860 34.7000 35.2000
U1-U3 98.4870 97.9820 41.0000 41.5000
U1-U4 121.8130 120.6300 70.1680 70.8090
U2-U3 44.4340 44.1420 48.8000 49.4000
U2-U4 83.5010 82.6270 92.5710 93.4420
U3-U4 59.8700 59.4650 123.4330 124.5350
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.268P.004
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60516.15879691
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME IRS16C
HIERARCH ESO INS SOBJ NAME IRS16SW
RA 266.417055
DEC -29.00743
HIERARCH ESO INS SPEC RES HIGH
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 418.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 54.804
HIERARCH ESO ISS PBL12 END 54.586
HIERARCH ESO ISS PBLA12 START 34.7
HIERARCH ESO ISS PBLA12 END 35.2
HIERARCH ESO ISS PBL13 START 98.487
HIERARCH ESO ISS PBL13 END 97.982
HIERARCH ESO ISS PBLA13 START 41.0
HIERARCH ESO ISS PBLA13 END 41.5
HIERARCH ESO ISS PBL14 START 121.813
HIERARCH ESO ISS PBL14 END 120.63
HIERARCH ESO ISS PBLA14 START 70.168
HIERARCH ESO ISS PBLA14 END 70.809
HIERARCH ESO ISS PBL23 START 44.434
HIERARCH ESO ISS PBL23 END 44.142
HIERARCH ESO ISS PBLA23 START 48.8
HIERARCH ESO ISS PBLA23 END 49.4
HIERARCH ESO ISS PBL24 START 83.501
HIERARCH ESO ISS PBL24 END 82.627
HIERARCH ESO ISS PBLA24 START 92.571
HIERARCH ESO ISS PBLA24 END 93.442
HIERARCH ESO ISS PBL34 START 59.87
HIERARCH ESO ISS PBL34 END 59.465
HIERARCH ESO ISS PBLA34 START 123.433
HIERARCH ESO ISS PBLA34 END 124.535
HIERARCH ESO ISS AMBI TAU0 START 0.002535
HIERARCH ESO ISS AMBI TAU0 END 0.002535
HIERARCH ESO ISS AMBI TEMP 13.58
HIERARCH ESO ISS AMBI FWHM START 0.86
HIERARCH ESO ISS AMBI FWHM END 0.86
HIERARCH ESO FT ROBJ NAME IRS16C
HIERARCH ESO FT ROBJ ALPHA 174540.100
HIERARCH ESO FT ROBJ DELTA -290027.654