Exposure
- ID
- GRAVI.2025-07-10T06:07:49.680_1
- Header ID
- GRAVI.2025-07-10T06:07:49.680
- Date updated
- 2025-07-10 06:25:46 UTC+0000
- Release date
- 2026-07-10 06:25:46 UTC+0000
- UTC Start
- 2025-07-10 06:07:49.680
- UTC End
- 2025-07-10 06:13:49.680
- MJD Start
- 60866.25543611
- MJD End
- 60866.25960277666
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0056925
- Ambient temperature (°C)
- 14.04
- Seeing (arcsec)
- 0.44
Observation
- ID
- 68544
- 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
- 50979
- Name
- SGRA
- RA
- 266.417601
- DEC
- -29.00792
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 51.3370 | 50.9570 | 39.4000 | 39.7000 |
| U1-U3 | 90.5240 | 89.6610 | 45.6000 | 45.8000 |
| U1-U4 | 103.5290 | 101.5930 | 77.1420 | 77.6870 |
| U2-U3 | 39.8700 | 39.3800 | 53.6000 | 53.8000 |
| U2-U4 | 70.3340 | 68.9900 | 103.6690 | 104.7350 |
| U3-U4 | 54.2200 | 53.7070 | 138.0130 | 139.4190 |
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 | 60866.25543611 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.417601 |
| DEC | -29.00792 |
| 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 | 51.337 |
| HIERARCH ESO ISS PBL12 END | 50.957 |
| HIERARCH ESO ISS PBLA12 START | 39.4 |
| HIERARCH ESO ISS PBLA12 END | 39.7 |
| HIERARCH ESO ISS PBL13 START | 90.524 |
| HIERARCH ESO ISS PBL13 END | 89.661 |
| HIERARCH ESO ISS PBLA13 START | 45.6 |
| HIERARCH ESO ISS PBLA13 END | 45.8 |
| HIERARCH ESO ISS PBL14 START | 103.529 |
| HIERARCH ESO ISS PBL14 END | 101.593 |
| HIERARCH ESO ISS PBLA14 START | 77.142 |
| HIERARCH ESO ISS PBLA14 END | 77.687 |
| HIERARCH ESO ISS PBL23 START | 39.87 |
| HIERARCH ESO ISS PBL23 END | 39.38 |
| HIERARCH ESO ISS PBLA23 START | 53.6 |
| HIERARCH ESO ISS PBLA23 END | 53.8 |
| HIERARCH ESO ISS PBL24 START | 70.334 |
| HIERARCH ESO ISS PBL24 END | 68.99 |
| HIERARCH ESO ISS PBLA24 START | 103.669 |
| HIERARCH ESO ISS PBLA24 END | 104.735 |
| HIERARCH ESO ISS PBL34 START | 54.22 |
| HIERARCH ESO ISS PBL34 END | 53.707 |
| HIERARCH ESO ISS PBLA34 START | 138.013 |
| HIERARCH ESO ISS PBLA34 END | 139.419 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006492 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004893 |
| HIERARCH ESO ISS AMBI TEMP | 14.04 |
| HIERARCH ESO ISS AMBI FWHM START | 0.43 |
| HIERARCH ESO ISS AMBI FWHM END | 0.45 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6520 |