Exposure
- ID
- GRAVI.2025-07-07T06:02:31.393_1
- Header ID
- GRAVI.2025-07-07T06:02:31.393
- Date updated
- 2025-07-07 06:20:40 UTC+0000
- Release date
- 2026-07-07 06:20:39 UTC+0000
- UTC Start
- 2025-07-07 06:02:31.393
- UTC End
- 2025-07-07 06:08:31.393
- MJD Start
- 60863.25175223
- MJD End
- 60863.25591889666
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0052485
- Ambient temperature (°C)
- 13.79
- Seeing (arcsec)
- 0.6799999999999999
Observation
- ID
- 68274
- 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
- 50015
- Name
- SGRA
- RA
- 266.416459
- DEC
- -29.00752
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 52.2690 | 51.9300 | 38.6000 | 38.9000 |
| U1-U3 | 92.6470 | 91.8730 | 44.8000 | 45.1000 |
| U1-U4 | 108.3280 | 106.5730 | 75.6940 | 76.2420 |
| U2-U3 | 41.0800 | 40.6380 | 52.8000 | 53.1000 |
| U2-U4 | 73.7110 | 72.4690 | 101.0070 | 101.9870 |
| U3-U4 | 55.5650 | 55.0610 | 134.4720 | 135.7780 |
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 | 60863.25175223 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416459 |
| 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 | 52.269 |
| HIERARCH ESO ISS PBL12 END | 51.93 |
| HIERARCH ESO ISS PBLA12 START | 38.6 |
| HIERARCH ESO ISS PBLA12 END | 38.9 |
| HIERARCH ESO ISS PBL13 START | 92.647 |
| HIERARCH ESO ISS PBL13 END | 91.873 |
| HIERARCH ESO ISS PBLA13 START | 44.8 |
| HIERARCH ESO ISS PBLA13 END | 45.1 |
| HIERARCH ESO ISS PBL14 START | 108.328 |
| HIERARCH ESO ISS PBL14 END | 106.573 |
| HIERARCH ESO ISS PBLA14 START | 75.694 |
| HIERARCH ESO ISS PBLA14 END | 76.242 |
| HIERARCH ESO ISS PBL23 START | 41.08 |
| HIERARCH ESO ISS PBL23 END | 40.638 |
| HIERARCH ESO ISS PBLA23 START | 52.8 |
| HIERARCH ESO ISS PBLA23 END | 53.1 |
| HIERARCH ESO ISS PBL24 START | 73.711 |
| HIERARCH ESO ISS PBL24 END | 72.469 |
| HIERARCH ESO ISS PBLA24 START | 101.007 |
| HIERARCH ESO ISS PBLA24 END | 101.987 |
| HIERARCH ESO ISS PBL34 START | 55.565 |
| HIERARCH ESO ISS PBL34 END | 55.061 |
| HIERARCH ESO ISS PBLA34 START | 134.472 |
| HIERARCH ESO ISS PBLA34 END | 135.778 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005379 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005118 |
| HIERARCH ESO ISS AMBI TEMP | 13.79 |
| HIERARCH ESO ISS AMBI FWHM START | 0.79 |
| HIERARCH ESO ISS AMBI FWHM END | 0.57 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6520 |