Exposure
- ID
- GRAVI.2025-03-18T08:55:47.059_1
- Header ID
- GRAVI.2025-03-18T08:55:47.059
- Date updated
- 2025-03-18 09:11:11 UTC+0000
- Release date
- 2026-03-18 09:11:11 UTC+0000
- UTC Start
- 2025-03-18 08:55:47.059
- UTC End
- 2025-03-18 09:01:47.059
- MJD Start
- 60752.37207244
- MJD End
- 60752.37623910666
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0089365
- Ambient temperature (°C)
- 15.79
- Seeing (arcsec)
- 0.39
Observation
- ID
- 65492
- Category
- science
- Program ID
- 114.270V.001
- Program Title
- THE GALACTIC CENTER WITH GRAVITY(+) - PROBING EVENT HORIZON SCALE PHYSICS WITH STARS AND FLARES
- Program Type
- GTO
- PI / COI
- EISENHAUER / GILLESSEN / GENZEL / OTT / WIDMANN / MANG / DRESCHER / RIBEIRO / SADUN BORDONI / STRAUBMEIER / GARCIA / PAUMARD / BOURDAROT / STURM / LUTZ / LE BOUQUIN / CAO / KREIDBERG / HOENIG / FOSCHI / PERRIN / CARDOSO / AIMAR / URSO / ABD EL DAYEM / ROU
Target
- ID
- 48756
- Name
- SGRA
- RA
- 266.417175
- DEC
- -29.00782
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.4210 | 56.4420 | 12.7000 | 13.6000 |
| U1-U3 | 101.7570 | 101.8490 | 18.6000 | 19.5000 |
| U1-U4 | 124.6650 | 125.3120 | 45.2910 | 46.3650 |
| U2-U3 | 45.9850 | 46.0670 | 25.7000 | 26.7000 |
| U2-U4 | 82.8640 | 83.6100 | 66.7790 | 67.7800 |
| U3-U4 | 56.8790 | 57.4920 | 98.8620 | 99.5480 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.270V.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60752.37207244 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.417175 |
| DEC | -29.00782 |
| 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 | 56.421 |
| HIERARCH ESO ISS PBL12 END | 56.442 |
| HIERARCH ESO ISS PBLA12 START | 12.7 |
| HIERARCH ESO ISS PBLA12 END | 13.6 |
| HIERARCH ESO ISS PBL13 START | 101.757 |
| HIERARCH ESO ISS PBL13 END | 101.849 |
| HIERARCH ESO ISS PBLA13 START | 18.6 |
| HIERARCH ESO ISS PBLA13 END | 19.5 |
| HIERARCH ESO ISS PBL14 START | 124.665 |
| HIERARCH ESO ISS PBL14 END | 125.312 |
| HIERARCH ESO ISS PBLA14 START | 45.291 |
| HIERARCH ESO ISS PBLA14 END | 46.365 |
| HIERARCH ESO ISS PBL23 START | 45.985 |
| HIERARCH ESO ISS PBL23 END | 46.067 |
| HIERARCH ESO ISS PBLA23 START | 25.7 |
| HIERARCH ESO ISS PBLA23 END | 26.7 |
| HIERARCH ESO ISS PBL24 START | 82.864 |
| HIERARCH ESO ISS PBL24 END | 83.61 |
| HIERARCH ESO ISS PBLA24 START | 66.779 |
| HIERARCH ESO ISS PBLA24 END | 67.78 |
| HIERARCH ESO ISS PBL34 START | 56.879 |
| HIERARCH ESO ISS PBL34 END | 57.492 |
| HIERARCH ESO ISS PBLA34 START | 98.862 |
| HIERARCH ESO ISS PBLA34 END | 99.548 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.010231 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007642 |
| HIERARCH ESO ISS AMBI TEMP | 15.79 |
| HIERARCH ESO ISS AMBI FWHM START | 0.37 |
| HIERARCH ESO ISS AMBI FWHM END | 0.41 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |