Exposure
- ID
- GRAVI.2024-07-17T02:50:57.021_2
- Header ID
- GRAVI.2024-07-17T02:50:57.021
- Date updated
- 2024-07-17 03:05:30 UTC+0000
- Release date
- 2025-07-17 03:05:30 UTC+0000
- UTC Start
- 2024-07-17 02:50:57.021
- UTC End
- 2024-07-17 02:56:57.021
- MJD Start
- 60508.11871552
- MJD End
- 60508.1228821867
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0043955
- Ambient temperature (°C)
- 17.43
- Seeing (arcsec)
- 0.915
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 | 56.4000 | 56.3490 | 26.5000 | 27.2000 |
U1-U3 | 102.1650 | 102.0550 | 32.9000 | 33.6000 |
U1-U4 | 130.0440 | 129.8710 | 60.9320 | 61.6730 |
U2-U3 | 46.5330 | 46.4760 | 40.6000 | 41.3000 |
U2-U4 | 89.3990 | 89.3150 | 81.8250 | 82.6010 |
U3-U4 | 62.4660 | 62.4690 | 111.2410 | 112.0230 |
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 | 60508.11871552 |
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 | 56.4 |
HIERARCH ESO ISS PBL12 END | 56.349 |
HIERARCH ESO ISS PBLA12 START | 26.5 |
HIERARCH ESO ISS PBLA12 END | 27.2 |
HIERARCH ESO ISS PBL13 START | 102.165 |
HIERARCH ESO ISS PBL13 END | 102.055 |
HIERARCH ESO ISS PBLA13 START | 32.9 |
HIERARCH ESO ISS PBLA13 END | 33.6 |
HIERARCH ESO ISS PBL14 START | 130.044 |
HIERARCH ESO ISS PBL14 END | 129.871 |
HIERARCH ESO ISS PBLA14 START | 60.932 |
HIERARCH ESO ISS PBLA14 END | 61.673 |
HIERARCH ESO ISS PBL23 START | 46.533 |
HIERARCH ESO ISS PBL23 END | 46.476 |
HIERARCH ESO ISS PBLA23 START | 40.6 |
HIERARCH ESO ISS PBLA23 END | 41.3 |
HIERARCH ESO ISS PBL24 START | 89.399 |
HIERARCH ESO ISS PBL24 END | 89.315 |
HIERARCH ESO ISS PBLA24 START | 81.825 |
HIERARCH ESO ISS PBLA24 END | 82.601 |
HIERARCH ESO ISS PBL34 START | 62.466 |
HIERARCH ESO ISS PBL34 END | 62.469 |
HIERARCH ESO ISS PBLA34 START | 111.241 |
HIERARCH ESO ISS PBLA34 END | 112.023 |
HIERARCH ESO ISS AMBI TAU0 START | 0.004466 |
HIERARCH ESO ISS AMBI TAU0 END | 0.004325 |
HIERARCH ESO ISS AMBI TEMP | 17.43 |
HIERARCH ESO ISS AMBI FWHM START | 0.86 |
HIERARCH ESO ISS AMBI FWHM END | 0.97 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
HIERARCH ESO FT ROBJ DELTA | -290027.6541 |