Exposure
- ID
- GRAVI.2025-05-13T06:46:37.774_1
- Header ID
- GRAVI.2025-05-13T06:46:37.774
- Date updated
- 2025-05-13 07:01:14 UTC+0000
- Release date
- 2026-05-13 07:01:14 UTC+0000
- UTC Start
- 2025-05-13 06:46:37.774
- UTC End
- 2025-05-13 06:52:37.774
- MJD Start
- 60808.28238164
- MJD End
- 60808.28654830666
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.014100999999999999
- Ambient temperature (°C)
- 16.5
- Seeing (arcsec)
- 0.3
Observation
- ID
- 67327
- 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
- 50068
- Name
- SGRA
- RA
- 266.416178
- DEC
- -29.00741
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5120 | 56.4850 | 24.2000 | 24.9000 |
| U1-U3 | 102.3860 | 102.3390 | 30.5000 | 31.2000 |
| U1-U4 | 130.1880 | 130.2090 | 58.4090 | 59.1950 |
| U2-U3 | 46.6340 | 46.6160 | 38.2000 | 38.9000 |
| U2-U4 | 89.3040 | 89.3920 | 79.2550 | 80.0450 |
| U3-U4 | 62.2260 | 62.3380 | 108.7620 | 109.5060 |
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 | 60808.28238164 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416178 |
| DEC | -29.00741 |
| 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 | 56.512 |
| HIERARCH ESO ISS PBL12 END | 56.485 |
| HIERARCH ESO ISS PBLA12 START | 24.2 |
| HIERARCH ESO ISS PBLA12 END | 24.9 |
| HIERARCH ESO ISS PBL13 START | 102.386 |
| HIERARCH ESO ISS PBL13 END | 102.339 |
| HIERARCH ESO ISS PBLA13 START | 30.5 |
| HIERARCH ESO ISS PBLA13 END | 31.2 |
| HIERARCH ESO ISS PBL14 START | 130.188 |
| HIERARCH ESO ISS PBL14 END | 130.209 |
| HIERARCH ESO ISS PBLA14 START | 58.409 |
| HIERARCH ESO ISS PBLA14 END | 59.195 |
| HIERARCH ESO ISS PBL23 START | 46.634 |
| HIERARCH ESO ISS PBL23 END | 46.616 |
| HIERARCH ESO ISS PBLA23 START | 38.2 |
| HIERARCH ESO ISS PBLA23 END | 38.9 |
| HIERARCH ESO ISS PBL24 START | 89.304 |
| HIERARCH ESO ISS PBL24 END | 89.392 |
| HIERARCH ESO ISS PBLA24 START | 79.255 |
| HIERARCH ESO ISS PBLA24 END | 80.045 |
| HIERARCH ESO ISS PBL34 START | 62.226 |
| HIERARCH ESO ISS PBL34 END | 62.338 |
| HIERARCH ESO ISS PBLA34 START | 108.762 |
| HIERARCH ESO ISS PBLA34 END | 109.506 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.015241 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.012961 |
| HIERARCH ESO ISS AMBI TEMP | 16.5 |
| HIERARCH ESO ISS AMBI FWHM START | 0.29 |
| HIERARCH ESO ISS AMBI FWHM END | 0.31 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |