Exposure
- ID
- GRAVI.2024-07-17T04:11:21.225_2
- Header ID
- GRAVI.2024-07-17T04:11:21.225
- Date updated
- 2024-07-17 04:25:30 UTC+0000
- Release date
- 2025-07-17 04:25:30 UTC+0000
- UTC Start
- 2024-07-17 04:11:21.225
- UTC End
- 2024-07-17 04:17:21.225
- MJD Start
- 60508.17455122
- MJD End
- 60508.1787178867
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0065825
- Ambient temperature (°C)
- 17.16
- Seeing (arcsec)
- 0.725
Observation
- ID
- 60139
- 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
- 43560
- Name
- IRS16C
- RA
- 266.417083333333
- DEC
- -29.0076816944444
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
U1-U2 | 55.0580 | 54.8740 | 34.0000 | 34.5000 |
U1-U3 | 99.0790 | 98.6490 | 40.3000 | 40.8000 |
U1-U4 | 123.1990 | 122.1930 | 69.3410 | 69.9500 |
U2-U3 | 44.7760 | 44.5280 | 48.2000 | 48.7000 |
U2-U4 | 84.5260 | 83.7820 | 91.4810 | 92.2800 |
U3-U4 | 60.3490 | 60.0010 | 122.0740 | 123.0690 |
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 | 60508.17455122 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | SGRA |
RA | 266.416869 |
DEC | -29.00738 |
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 | 55.058 |
HIERARCH ESO ISS PBL12 END | 54.874 |
HIERARCH ESO ISS PBLA12 START | 34.0 |
HIERARCH ESO ISS PBLA12 END | 34.5 |
HIERARCH ESO ISS PBL13 START | 99.079 |
HIERARCH ESO ISS PBL13 END | 98.649 |
HIERARCH ESO ISS PBLA13 START | 40.3 |
HIERARCH ESO ISS PBLA13 END | 40.8 |
HIERARCH ESO ISS PBL14 START | 123.199 |
HIERARCH ESO ISS PBL14 END | 122.193 |
HIERARCH ESO ISS PBLA14 START | 69.341 |
HIERARCH ESO ISS PBLA14 END | 69.95 |
HIERARCH ESO ISS PBL23 START | 44.776 |
HIERARCH ESO ISS PBL23 END | 44.528 |
HIERARCH ESO ISS PBLA23 START | 48.2 |
HIERARCH ESO ISS PBLA23 END | 48.7 |
HIERARCH ESO ISS PBL24 START | 84.526 |
HIERARCH ESO ISS PBL24 END | 83.782 |
HIERARCH ESO ISS PBLA24 START | 91.481 |
HIERARCH ESO ISS PBLA24 END | 92.28 |
HIERARCH ESO ISS PBL34 START | 60.349 |
HIERARCH ESO ISS PBL34 END | 60.001 |
HIERARCH ESO ISS PBLA34 START | 122.074 |
HIERARCH ESO ISS PBLA34 END | 123.069 |
HIERARCH ESO ISS AMBI TAU0 START | 0.006647 |
HIERARCH ESO ISS AMBI TAU0 END | 0.006518 |
HIERARCH ESO ISS AMBI TEMP | 17.16 |
HIERARCH ESO ISS AMBI FWHM START | 0.74 |
HIERARCH ESO ISS AMBI FWHM END | 0.71 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
HIERARCH ESO FT ROBJ DELTA | -290027.6541 |