Exposure
- ID
- GRAVI.2025-07-07T05:55:07.374_1
- Header ID
- GRAVI.2025-07-07T05:55:07.374
- Date updated
- 2025-07-07 06:10:41 UTC+0000
- Release date
- 2026-07-07 06:10:40 UTC+0000
- UTC Start
- 2025-07-07 05:55:07.374
- UTC End
- 2025-07-07 06:01:07.374
- MJD Start
- 60863.24661313
- MJD End
- 60863.25077979667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0056065
- Ambient temperature (°C)
- 13.75
- Seeing (arcsec)
- 0.625
Observation
- ID
- 68273
- 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
- 50741
- Name
- SGRA
- RA
- 266.416466
- DEC
- -29.00752
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 52.6410 | 52.3190 | 38.2000 | 38.6000 |
| U1-U3 | 93.4980 | 92.7610 | 44.5000 | 44.8000 |
| U1-U4 | 110.2660 | 108.5860 | 75.0590 | 75.6110 |
| U2-U3 | 41.5660 | 41.1450 | 52.4000 | 52.7000 |
| U2-U4 | 75.0920 | 73.8940 | 99.9110 | 100.8620 |
| U3-U4 | 56.1370 | 55.6410 | 133.0110 | 134.2790 |
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 | 60863.24661313 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416466 |
| DEC | -29.00752 |
| 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 | 52.641 |
| HIERARCH ESO ISS PBL12 END | 52.319 |
| HIERARCH ESO ISS PBLA12 START | 38.2 |
| HIERARCH ESO ISS PBLA12 END | 38.6 |
| HIERARCH ESO ISS PBL13 START | 93.498 |
| HIERARCH ESO ISS PBL13 END | 92.761 |
| HIERARCH ESO ISS PBLA13 START | 44.5 |
| HIERARCH ESO ISS PBLA13 END | 44.8 |
| HIERARCH ESO ISS PBL14 START | 110.266 |
| HIERARCH ESO ISS PBL14 END | 108.586 |
| HIERARCH ESO ISS PBLA14 START | 75.059 |
| HIERARCH ESO ISS PBLA14 END | 75.611 |
| HIERARCH ESO ISS PBL23 START | 41.566 |
| HIERARCH ESO ISS PBL23 END | 41.145 |
| HIERARCH ESO ISS PBLA23 START | 52.4 |
| HIERARCH ESO ISS PBLA23 END | 52.7 |
| HIERARCH ESO ISS PBL24 START | 75.092 |
| HIERARCH ESO ISS PBL24 END | 73.894 |
| HIERARCH ESO ISS PBLA24 START | 99.911 |
| HIERARCH ESO ISS PBLA24 END | 100.862 |
| HIERARCH ESO ISS PBL34 START | 56.137 |
| HIERARCH ESO ISS PBL34 END | 55.641 |
| HIERARCH ESO ISS PBLA34 START | 133.011 |
| HIERARCH ESO ISS PBLA34 END | 134.279 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005834 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005379 |
| HIERARCH ESO ISS AMBI TEMP | 13.75 |
| HIERARCH ESO ISS AMBI FWHM START | 0.5 |
| HIERARCH ESO ISS AMBI FWHM END | 0.75 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6520 |