Exposure
- ID
- GRAVI.2025-06-10T05:46:11.550_1
- Header ID
- GRAVI.2025-06-10T05:46:11.550
- Date updated
- 2025-06-10 06:01:12 UTC+0000
- Release date
- 2026-06-10 06:01:12 UTC+0000
- UTC Start
- 2025-06-10 05:46:11.550
- UTC End
- 2025-06-10 05:52:11.550
- MJD Start
- 60836.24041146
- MJD End
- 60836.244578126665
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004813
- Ambient temperature (°C)
- 12.83
- Seeing (arcsec)
- 0.7649999999999999
Observation
- ID
- 67891
- Category
- science
- Program ID
- 115.27WT.002
- 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
- 43697
- Name
- SGRA
- RA
- 266.41685
- DEC
- -29.00736
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.1050 | 56.0130 | 29.4000 | 30.1000 |
| U1-U3 | 101.5070 | 101.2960 | 35.8000 | 36.4000 |
| U1-U4 | 128.7830 | 128.3220 | 64.1400 | 64.8260 |
| U2-U3 | 46.1730 | 46.0530 | 43.6000 | 44.2000 |
| U2-U4 | 88.6120 | 88.2870 | 85.2650 | 86.0340 |
| U3-U4 | 62.2310 | 62.0940 | 114.8290 | 115.6740 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.27WT.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60836.24041146 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.41685 |
| DEC | -29.00736 |
| 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 | 56.105 |
| HIERARCH ESO ISS PBL12 END | 56.013 |
| HIERARCH ESO ISS PBLA12 START | 29.4 |
| HIERARCH ESO ISS PBLA12 END | 30.1 |
| HIERARCH ESO ISS PBL13 START | 101.507 |
| HIERARCH ESO ISS PBL13 END | 101.296 |
| HIERARCH ESO ISS PBLA13 START | 35.8 |
| HIERARCH ESO ISS PBLA13 END | 36.4 |
| HIERARCH ESO ISS PBL14 START | 128.783 |
| HIERARCH ESO ISS PBL14 END | 128.322 |
| HIERARCH ESO ISS PBLA14 START | 64.14 |
| HIERARCH ESO ISS PBLA14 END | 64.826 |
| HIERARCH ESO ISS PBL23 START | 46.173 |
| HIERARCH ESO ISS PBL23 END | 46.053 |
| HIERARCH ESO ISS PBLA23 START | 43.6 |
| HIERARCH ESO ISS PBLA23 END | 44.2 |
| HIERARCH ESO ISS PBL24 START | 88.612 |
| HIERARCH ESO ISS PBL24 END | 88.287 |
| HIERARCH ESO ISS PBLA24 START | 85.265 |
| HIERARCH ESO ISS PBLA24 END | 86.034 |
| HIERARCH ESO ISS PBL34 START | 62.231 |
| HIERARCH ESO ISS PBL34 END | 62.094 |
| HIERARCH ESO ISS PBLA34 START | 114.829 |
| HIERARCH ESO ISS PBLA34 END | 115.674 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004795 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004831 |
| HIERARCH ESO ISS AMBI TEMP | 12.83 |
| HIERARCH ESO ISS AMBI FWHM START | 0.83 |
| HIERARCH ESO ISS AMBI FWHM END | 0.7 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |