Exposure
- ID
- GRAVI.2025-07-07T04:29:01.155_1
- Header ID
- GRAVI.2025-07-07T04:29:01.155
- Date updated
- 2025-07-07 04:45:33 UTC+0000
- Release date
- 2026-07-07 04:45:33 UTC+0000
- UTC Start
- 2025-07-07 04:29:01.155
- UTC End
- 2025-07-07 04:35:01.155
- MJD Start
- 60863.18681892
- MJD End
- 60863.19098558667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0085245
- Ambient temperature (°C)
- 14.1
- Seeing (arcsec)
- 0.4
Observation
- ID
- 68263
- 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
- 50731
- Name
- SGRA
- RA
- 266.416507
- DEC
- -29.00749
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 55.6080 | 55.4670 | 32.1000 | 32.7000 |
| U1-U3 | 100.3590 | 100.0310 | 38.5000 | 39.0000 |
| U1-U4 | 126.1880 | 125.4250 | 67.1350 | 67.7730 |
| U2-U3 | 45.5150 | 45.3260 | 46.3000 | 46.8000 |
| U2-U4 | 86.7350 | 86.1730 | 88.7240 | 89.5000 |
| U3-U4 | 61.3860 | 61.1220 | 118.7480 | 119.6670 |
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 | 60863.18681892 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416507 |
| 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 | 55.608 |
| HIERARCH ESO ISS PBL12 END | 55.467 |
| HIERARCH ESO ISS PBLA12 START | 32.1 |
| HIERARCH ESO ISS PBLA12 END | 32.7 |
| HIERARCH ESO ISS PBL13 START | 100.359 |
| HIERARCH ESO ISS PBL13 END | 100.031 |
| HIERARCH ESO ISS PBLA13 START | 38.5 |
| HIERARCH ESO ISS PBLA13 END | 39.0 |
| HIERARCH ESO ISS PBL14 START | 126.188 |
| HIERARCH ESO ISS PBL14 END | 125.425 |
| HIERARCH ESO ISS PBLA14 START | 67.135 |
| HIERARCH ESO ISS PBLA14 END | 67.773 |
| HIERARCH ESO ISS PBL23 START | 45.515 |
| HIERARCH ESO ISS PBL23 END | 45.326 |
| HIERARCH ESO ISS PBLA23 START | 46.3 |
| HIERARCH ESO ISS PBLA23 END | 46.8 |
| HIERARCH ESO ISS PBL24 START | 86.735 |
| HIERARCH ESO ISS PBL24 END | 86.173 |
| HIERARCH ESO ISS PBLA24 START | 88.724 |
| HIERARCH ESO ISS PBLA24 END | 89.5 |
| HIERARCH ESO ISS PBL34 START | 61.386 |
| HIERARCH ESO ISS PBL34 END | 61.122 |
| HIERARCH ESO ISS PBLA34 START | 118.748 |
| HIERARCH ESO ISS PBLA34 END | 119.667 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008507 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008542 |
| HIERARCH ESO ISS AMBI TEMP | 14.1 |
| HIERARCH ESO ISS AMBI FWHM START | 0.39 |
| HIERARCH ESO ISS AMBI FWHM END | 0.41 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6520 |