Exposure
- ID
- GRAVI.2025-07-10T05:15:16.546_1
- Header ID
- GRAVI.2025-07-10T05:15:16.546
- Date updated
- 2025-07-10 05:30:47 UTC+0000
- Release date
- 2026-07-10 05:30:47 UTC+0000
- UTC Start
- 2025-07-10 05:15:16.546
- UTC End
- 2025-07-10 05:21:16.546
- MJD Start
- 60866.2189415
- MJD End
- 60866.22310816667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0067565
- Ambient temperature (°C)
- 13.65
- Seeing (arcsec)
- 0.37
Observation
- ID
- 68537
- Category
- science
- Program ID
- 115.27WT.003
- 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
- 50972
- Name
- SGRA
- RA
- 266.417607
- DEC
- -29.00788
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 53.8790 | 53.6190 | 36.5000 | 37.0000 |
| U1-U3 | 96.3440 | 95.7460 | 42.8000 | 43.2000 |
| U1-U4 | 116.8140 | 115.4290 | 72.5970 | 73.1690 |
| U2-U3 | 43.1980 | 42.8540 | 50.7000 | 51.1000 |
| U2-U4 | 79.8260 | 78.8160 | 96.0020 | 96.8660 |
| U3-U4 | 58.1900 | 57.7410 | 127.8390 | 128.9730 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.27WT.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60866.2189415 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.417607 |
| DEC | -29.00788 |
| 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 | 53.879 |
| HIERARCH ESO ISS PBL12 END | 53.619 |
| HIERARCH ESO ISS PBLA12 START | 36.5 |
| HIERARCH ESO ISS PBLA12 END | 37.0 |
| HIERARCH ESO ISS PBL13 START | 96.344 |
| HIERARCH ESO ISS PBL13 END | 95.746 |
| HIERARCH ESO ISS PBLA13 START | 42.8 |
| HIERARCH ESO ISS PBLA13 END | 43.2 |
| HIERARCH ESO ISS PBL14 START | 116.814 |
| HIERARCH ESO ISS PBL14 END | 115.429 |
| HIERARCH ESO ISS PBLA14 START | 72.597 |
| HIERARCH ESO ISS PBLA14 END | 73.169 |
| HIERARCH ESO ISS PBL23 START | 43.198 |
| HIERARCH ESO ISS PBL23 END | 42.854 |
| HIERARCH ESO ISS PBLA23 START | 50.7 |
| HIERARCH ESO ISS PBLA23 END | 51.1 |
| HIERARCH ESO ISS PBL24 START | 79.826 |
| HIERARCH ESO ISS PBL24 END | 78.816 |
| HIERARCH ESO ISS PBLA24 START | 96.002 |
| HIERARCH ESO ISS PBLA24 END | 96.866 |
| HIERARCH ESO ISS PBL34 START | 58.19 |
| HIERARCH ESO ISS PBL34 END | 57.741 |
| HIERARCH ESO ISS PBLA34 START | 127.839 |
| HIERARCH ESO ISS PBLA34 END | 128.973 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006908 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006605 |
| HIERARCH ESO ISS AMBI TEMP | 13.65 |
| HIERARCH ESO ISS AMBI FWHM START | 0.37 |
| HIERARCH ESO ISS AMBI FWHM END | 0.37 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6520 |