Exposure
- ID
- GRAVI.2025-03-17T09:15:12.475_1
- Header ID
- GRAVI.2025-03-17T09:15:12.475
- Date updated
- 2025-03-17 09:30:42 UTC+0000
- Release date
- 2026-03-17 09:30:42 UTC+0000
- UTC Start
- 2025-03-17 09:15:12.475
- UTC End
- 2025-03-17 09:21:12.475
- MJD Start
- 60751.38556105
- MJD End
- 60751.38972771667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0080455
- Ambient temperature (°C)
- 14.96
- Seeing (arcsec)
- 0.565
Observation
- ID
- 65231
- Category
- science
- Program ID
- 114.270V.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 / WIDMANN / MANG / DRESCHER / RIBEIRO / SADUN BORDONI / STRAUBMEIER / GARCIA / PAUMARD / BOURDAROT / STURM / LUTZ / LE BOUQUIN / CAO / KREIDBERG / HOENIG / FOSCHI / PERRIN / CARDOSO / AIMAR / URSO / ABD EL DAYEM / ROU
Target
- ID
- 48596
- Name
- SGRA
- RA
- 266.417253
- DEC
- -29.00788
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.4710 | 56.4900 | 14.8000 | 15.7000 |
| U1-U3 | 101.9710 | 102.0540 | 20.8000 | 21.7000 |
| U1-U4 | 126.1660 | 126.7370 | 47.8260 | 48.8380 |
| U2-U3 | 46.1770 | 46.2510 | 28.1000 | 29.0000 |
| U2-U4 | 84.5860 | 85.2330 | 69.1410 | 70.0860 |
| U3-U4 | 58.2900 | 58.8160 | 100.5070 | 101.1910 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.270V.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60751.38556105 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.417253 |
| DEC | -29.00788 |
| 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 | 56.471 |
| HIERARCH ESO ISS PBL12 END | 56.49 |
| HIERARCH ESO ISS PBLA12 START | 14.8 |
| HIERARCH ESO ISS PBLA12 END | 15.7 |
| HIERARCH ESO ISS PBL13 START | 101.971 |
| HIERARCH ESO ISS PBL13 END | 102.054 |
| HIERARCH ESO ISS PBLA13 START | 20.8 |
| HIERARCH ESO ISS PBLA13 END | 21.7 |
| HIERARCH ESO ISS PBL14 START | 126.166 |
| HIERARCH ESO ISS PBL14 END | 126.737 |
| HIERARCH ESO ISS PBLA14 START | 47.826 |
| HIERARCH ESO ISS PBLA14 END | 48.838 |
| HIERARCH ESO ISS PBL23 START | 46.177 |
| HIERARCH ESO ISS PBL23 END | 46.251 |
| HIERARCH ESO ISS PBLA23 START | 28.1 |
| HIERARCH ESO ISS PBLA23 END | 29.0 |
| HIERARCH ESO ISS PBL24 START | 84.586 |
| HIERARCH ESO ISS PBL24 END | 85.233 |
| HIERARCH ESO ISS PBLA24 START | 69.141 |
| HIERARCH ESO ISS PBLA24 END | 70.086 |
| HIERARCH ESO ISS PBL34 START | 58.29 |
| HIERARCH ESO ISS PBL34 END | 58.816 |
| HIERARCH ESO ISS PBLA34 START | 100.507 |
| HIERARCH ESO ISS PBLA34 END | 101.191 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008875 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007216 |
| HIERARCH ESO ISS AMBI TEMP | 14.96 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.61 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |