Exposure
- ID
- GRAVI.2025-07-08T03:31:53.539_1
- Header ID
- GRAVI.2025-07-08T03:31:53.539
- Date updated
- 2025-07-08 03:50:44 UTC+0000
- Release date
- 2026-07-08 03:50:44 UTC+0000
- UTC Start
- 2025-07-08 03:31:53.539
- UTC End
- 2025-07-08 03:37:53.539
- MJD Start
- 60864.14714744
- MJD End
- 60864.15131410667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.014225000000000002
- Ambient temperature (°C)
- 15.72
- Seeing (arcsec)
- 0.42000000000000004
Observation
- ID
- 68380
- 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
- 50815
- Name
- SGRA
- RA
- 266.416348
- DEC
- -29.00729
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.3640 | 56.3070 | 27.0000 | 27.6000 |
| U1-U3 | 102.0890 | 101.9640 | 33.3000 | 34.0000 |
| U1-U4 | 129.9280 | 129.7110 | 61.4370 | 62.1750 |
| U2-U3 | 46.4940 | 46.4270 | 41.1000 | 41.8000 |
| U2-U4 | 89.3460 | 89.2240 | 82.3530 | 83.1320 |
| U3-U4 | 62.4710 | 62.4510 | 111.7720 | 112.5680 |
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 | 60864.14714744 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416348 |
| DEC | -29.00729 |
| 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 | 56.364 |
| HIERARCH ESO ISS PBL12 END | 56.307 |
| HIERARCH ESO ISS PBLA12 START | 27.0 |
| HIERARCH ESO ISS PBLA12 END | 27.6 |
| HIERARCH ESO ISS PBL13 START | 102.089 |
| HIERARCH ESO ISS PBL13 END | 101.964 |
| HIERARCH ESO ISS PBLA13 START | 33.3 |
| HIERARCH ESO ISS PBLA13 END | 34.0 |
| HIERARCH ESO ISS PBL14 START | 129.928 |
| HIERARCH ESO ISS PBL14 END | 129.711 |
| HIERARCH ESO ISS PBLA14 START | 61.437 |
| HIERARCH ESO ISS PBLA14 END | 62.175 |
| HIERARCH ESO ISS PBL23 START | 46.494 |
| HIERARCH ESO ISS PBL23 END | 46.427 |
| HIERARCH ESO ISS PBLA23 START | 41.1 |
| HIERARCH ESO ISS PBLA23 END | 41.8 |
| HIERARCH ESO ISS PBL24 START | 89.346 |
| HIERARCH ESO ISS PBL24 END | 89.224 |
| HIERARCH ESO ISS PBLA24 START | 82.353 |
| HIERARCH ESO ISS PBLA24 END | 83.132 |
| HIERARCH ESO ISS PBL34 START | 62.471 |
| HIERARCH ESO ISS PBL34 END | 62.451 |
| HIERARCH ESO ISS PBLA34 START | 111.772 |
| HIERARCH ESO ISS PBLA34 END | 112.568 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.014429 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.014021 |
| HIERARCH ESO ISS AMBI TEMP | 15.72 |
| HIERARCH ESO ISS AMBI FWHM START | 0.5 |
| HIERARCH ESO ISS AMBI FWHM END | 0.34 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6520 |