Exposure
- ID
- GRAVI.2025-05-13T05:16:49.546_1
- Header ID
- GRAVI.2025-05-13T05:16:49.546
- Date updated
- 2025-05-13 06:56:31 UTC+0000
- Release date
- 2026-05-13 06:56:30 UTC+0000
- UTC Start
- 2025-05-13 05:16:49.546
- UTC End
- 2025-05-13 05:22:49.546
- MJD Start
- 60808.22001789
- MJD End
- 60808.22418455667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0049145
- Ambient temperature (°C)
- 16.93
- Seeing (arcsec)
- 0.685
Observation
- ID
- 67318
- Category
- science
- Program ID
- 115.27WT.001
- 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
- 50059
- Name
- SGRA
- RA
- 266.416236
- DEC
- -29.00744
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.4240 | 56.4460 | 12.9000 | 13.8000 |
| U1-U3 | 101.7740 | 101.8650 | 18.7000 | 19.7000 |
| U1-U4 | 124.7830 | 125.4250 | 45.4840 | 46.5540 |
| U2-U3 | 46.0000 | 46.0820 | 25.9000 | 26.9000 |
| U2-U4 | 83.0010 | 83.7400 | 66.9590 | 67.9560 |
| U3-U4 | 56.9920 | 57.5990 | 98.9840 | 99.6700 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.27WT.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60808.22001789 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416236 |
| DEC | -29.00744 |
| 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 | 56.424 |
| HIERARCH ESO ISS PBL12 END | 56.446 |
| HIERARCH ESO ISS PBLA12 START | 12.9 |
| HIERARCH ESO ISS PBLA12 END | 13.8 |
| HIERARCH ESO ISS PBL13 START | 101.774 |
| HIERARCH ESO ISS PBL13 END | 101.865 |
| HIERARCH ESO ISS PBLA13 START | 18.7 |
| HIERARCH ESO ISS PBLA13 END | 19.7 |
| HIERARCH ESO ISS PBL14 START | 124.783 |
| HIERARCH ESO ISS PBL14 END | 125.425 |
| HIERARCH ESO ISS PBLA14 START | 45.484 |
| HIERARCH ESO ISS PBLA14 END | 46.554 |
| HIERARCH ESO ISS PBL23 START | 46.0 |
| HIERARCH ESO ISS PBL23 END | 46.082 |
| HIERARCH ESO ISS PBLA23 START | 25.9 |
| HIERARCH ESO ISS PBLA23 END | 26.9 |
| HIERARCH ESO ISS PBL24 START | 83.001 |
| HIERARCH ESO ISS PBL24 END | 83.74 |
| HIERARCH ESO ISS PBLA24 START | 66.959 |
| HIERARCH ESO ISS PBLA24 END | 67.956 |
| HIERARCH ESO ISS PBL34 START | 56.992 |
| HIERARCH ESO ISS PBL34 END | 57.599 |
| HIERARCH ESO ISS PBLA34 START | 98.984 |
| HIERARCH ESO ISS PBLA34 END | 99.67 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004114 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005715 |
| HIERARCH ESO ISS AMBI TEMP | 16.93 |
| HIERARCH ESO ISS AMBI FWHM START | 0.79 |
| HIERARCH ESO ISS AMBI FWHM END | 0.58 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |