Exposure
- ID
- GRAVI.2025-03-18T10:08:50.245_1
- Header ID
- GRAVI.2025-03-18T10:08:50.245
- Date updated
- 2025-03-18 10:25:42 UTC+0000
- Release date
- 2026-03-18 10:25:42 UTC+0000
- UTC Start
- 2025-03-18 10:08:50.245
- UTC End
- 2025-03-18 10:14:50.245
- MJD Start
- 60752.42280376
- MJD End
- 60752.42697042666
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005769
- Ambient temperature (°C)
- 15.86
- Seeing (arcsec)
- 0.37
Observation
- ID
- 65500
- 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
- 48764
- Name
- SGRA
- RA
- 266.417218
- DEC
- -29.0078
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5540 | 56.5440 | 22.1000 | 22.9000 |
| U1-U3 | 102.4340 | 102.4300 | 28.4000 | 29.2000 |
| U1-U4 | 129.8320 | 130.0090 | 56.1400 | 56.9780 |
| U2-U3 | 46.6270 | 46.6390 | 36.0000 | 36.8000 |
| U2-U4 | 88.7860 | 89.0180 | 77.0170 | 77.8370 |
| U3-U4 | 61.7320 | 61.9410 | 106.7410 | 107.4680 |
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 | 60752.42280376 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.417218 |
| DEC | -29.0078 |
| 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 | 56.554 |
| HIERARCH ESO ISS PBL12 END | 56.544 |
| HIERARCH ESO ISS PBLA12 START | 22.1 |
| HIERARCH ESO ISS PBLA12 END | 22.9 |
| HIERARCH ESO ISS PBL13 START | 102.434 |
| HIERARCH ESO ISS PBL13 END | 102.43 |
| HIERARCH ESO ISS PBLA13 START | 28.4 |
| HIERARCH ESO ISS PBLA13 END | 29.2 |
| HIERARCH ESO ISS PBL14 START | 129.832 |
| HIERARCH ESO ISS PBL14 END | 130.009 |
| HIERARCH ESO ISS PBLA14 START | 56.14 |
| HIERARCH ESO ISS PBLA14 END | 56.978 |
| HIERARCH ESO ISS PBL23 START | 46.627 |
| HIERARCH ESO ISS PBL23 END | 46.639 |
| HIERARCH ESO ISS PBLA23 START | 36.0 |
| HIERARCH ESO ISS PBLA23 END | 36.8 |
| HIERARCH ESO ISS PBL24 START | 88.786 |
| HIERARCH ESO ISS PBL24 END | 89.018 |
| HIERARCH ESO ISS PBLA24 START | 77.017 |
| HIERARCH ESO ISS PBLA24 END | 77.837 |
| HIERARCH ESO ISS PBL34 START | 61.732 |
| HIERARCH ESO ISS PBL34 END | 61.941 |
| HIERARCH ESO ISS PBLA34 START | 106.741 |
| HIERARCH ESO ISS PBLA34 END | 107.468 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005769 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005769 |
| HIERARCH ESO ISS AMBI TEMP | 15.86 |
| HIERARCH ESO ISS AMBI FWHM START | 0.39 |
| HIERARCH ESO ISS AMBI FWHM END | 0.35 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |