Exposure
- ID
- GRAVI.2025-06-10T03:41:29.233_1
- Header ID
- GRAVI.2025-06-10T03:41:29.233
- Date updated
- 2025-06-10 03:55:41 UTC+0000
- Release date
- 2026-06-10 03:55:41 UTC+0000
- UTC Start
- 2025-06-10 03:41:29.233
- UTC End
- 2025-06-10 03:47:29.233
- MJD Start
- 60836.15381057
- MJD End
- 60836.15797723667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005127
- Ambient temperature (°C)
- 13.94
- Seeing (arcsec)
- 0.79
Observation
- ID
- 67880
- Category
- science
- Program ID
- 115.27WT.002
- 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 / MANG / DRESCHER / RIBEIRO / SADUN BORDONI / STRAUBMEIER / GARCIA / PAUMARD / BOURDAROT / STURM / LUTZ / LE BOUQUIN / CAO / KREIDBERG / HOENIG / FOSCHI / PERRIN / CARDOSO / AIMAR / URSO / ABD EL DAYEM / ROUSSELET-PER
Target
- ID
- 50478
- Name
- SGRA
- RA
- 266.416531
- DEC
- -29.00739
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.4720 | 56.4920 | 14.9000 | 15.8000 |
| U1-U3 | 101.9770 | 102.0600 | 20.9000 | 21.8000 |
| U1-U4 | 126.2070 | 126.7780 | 47.8960 | 48.9120 |
| U2-U3 | 46.1830 | 46.2570 | 28.1000 | 29.1000 |
| U2-U4 | 84.6320 | 85.2790 | 69.2060 | 70.1540 |
| U3-U4 | 58.3270 | 58.8540 | 100.5540 | 101.2410 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.27WT.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60836.15381057 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416531 |
| DEC | -29.00739 |
| 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 | 56.472 |
| HIERARCH ESO ISS PBL12 END | 56.492 |
| HIERARCH ESO ISS PBLA12 START | 14.9 |
| HIERARCH ESO ISS PBLA12 END | 15.8 |
| HIERARCH ESO ISS PBL13 START | 101.977 |
| HIERARCH ESO ISS PBL13 END | 102.06 |
| HIERARCH ESO ISS PBLA13 START | 20.9 |
| HIERARCH ESO ISS PBLA13 END | 21.8 |
| HIERARCH ESO ISS PBL14 START | 126.207 |
| HIERARCH ESO ISS PBL14 END | 126.778 |
| HIERARCH ESO ISS PBLA14 START | 47.896 |
| HIERARCH ESO ISS PBLA14 END | 48.912 |
| HIERARCH ESO ISS PBL23 START | 46.183 |
| HIERARCH ESO ISS PBL23 END | 46.257 |
| HIERARCH ESO ISS PBLA23 START | 28.1 |
| HIERARCH ESO ISS PBLA23 END | 29.1 |
| HIERARCH ESO ISS PBL24 START | 84.632 |
| HIERARCH ESO ISS PBL24 END | 85.279 |
| HIERARCH ESO ISS PBLA24 START | 69.206 |
| HIERARCH ESO ISS PBLA24 END | 70.154 |
| HIERARCH ESO ISS PBL34 START | 58.327 |
| HIERARCH ESO ISS PBL34 END | 58.854 |
| HIERARCH ESO ISS PBLA34 START | 100.554 |
| HIERARCH ESO ISS PBLA34 END | 101.241 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005432 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004822 |
| HIERARCH ESO ISS AMBI TEMP | 13.94 |
| HIERARCH ESO ISS AMBI FWHM START | 0.79 |
| HIERARCH ESO ISS AMBI FWHM END | 0.79 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |