Exposure
- ID
- GRAVI.2025-07-07T05:30:55.313_1
- Header ID
- GRAVI.2025-07-07T05:30:55.313
- Date updated
- 2025-07-07 05:45:46 UTC+0000
- Release date
- 2026-07-07 05:45:45 UTC+0000
- UTC Start
- 2025-07-07 05:30:55.313
- UTC End
- 2025-07-07 05:36:55.313
- MJD Start
- 60863.22980686
- MJD End
- 60863.233973526665
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0074129999999999995
- Ambient temperature (°C)
- 13.85
- Seeing (arcsec)
- 0.45
Observation
- ID
- 68270
- 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
- 50738
- Name
- SGRA
- RA
- 266.416474
- DEC
- -29.00749
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 53.7240 | 53.4570 | 36.8000 | 37.2000 |
| U1-U3 | 95.9880 | 95.3710 | 43.1000 | 43.5000 |
| U1-U4 | 115.9900 | 114.5640 | 72.9420 | 73.5110 |
| U2-U3 | 42.9930 | 42.6390 | 51.0000 | 51.4000 |
| U2-U4 | 79.2240 | 78.1880 | 96.5200 | 97.3940 |
| U3-U4 | 57.9220 | 57.4640 | 128.5180 | 129.6690 |
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 | 60863.22980686 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416474 |
| DEC | -29.00749 |
| 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 | 53.724 |
| HIERARCH ESO ISS PBL12 END | 53.457 |
| HIERARCH ESO ISS PBLA12 START | 36.8 |
| HIERARCH ESO ISS PBLA12 END | 37.2 |
| HIERARCH ESO ISS PBL13 START | 95.988 |
| HIERARCH ESO ISS PBL13 END | 95.371 |
| HIERARCH ESO ISS PBLA13 START | 43.1 |
| HIERARCH ESO ISS PBLA13 END | 43.5 |
| HIERARCH ESO ISS PBL14 START | 115.99 |
| HIERARCH ESO ISS PBL14 END | 114.564 |
| HIERARCH ESO ISS PBLA14 START | 72.942 |
| HIERARCH ESO ISS PBLA14 END | 73.511 |
| HIERARCH ESO ISS PBL23 START | 42.993 |
| HIERARCH ESO ISS PBL23 END | 42.639 |
| HIERARCH ESO ISS PBLA23 START | 51.0 |
| HIERARCH ESO ISS PBLA23 END | 51.4 |
| HIERARCH ESO ISS PBL24 START | 79.224 |
| HIERARCH ESO ISS PBL24 END | 78.188 |
| HIERARCH ESO ISS PBLA24 START | 96.52 |
| HIERARCH ESO ISS PBLA24 END | 97.394 |
| HIERARCH ESO ISS PBL34 START | 57.922 |
| HIERARCH ESO ISS PBL34 END | 57.464 |
| HIERARCH ESO ISS PBLA34 START | 128.518 |
| HIERARCH ESO ISS PBLA34 END | 129.669 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007565 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007261 |
| HIERARCH ESO ISS AMBI TEMP | 13.85 |
| HIERARCH ESO ISS AMBI FWHM START | 0.44 |
| HIERARCH ESO ISS AMBI FWHM END | 0.46 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6520 |