Exposure
- ID
- GRAVI.2025-05-13T09:08:41.135_1
- Header ID
- GRAVI.2025-05-13T09:08:41.135
- Date updated
- 2025-05-13 09:25:39 UTC+0000
- Release date
- 2026-05-13 09:25:39 UTC+0000
- UTC Start
- 2025-05-13 09:08:41.135
- UTC End
- 2025-05-13 09:14:41.135
- MJD Start
- 60808.38103166
- MJD End
- 60808.385198326665
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.022052
- Ambient temperature (°C)
- 16.36
- Seeing (arcsec)
- 0.21000000000000002
Observation
- ID
- 67261
- 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
- 50003
- Name
- SGRA
- RA
- 266.416487
- DEC
- -29.0075
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 53.6630 | 53.3920 | 36.9000 | 37.3000 |
| U1-U3 | 95.8470 | 95.2230 | 43.2000 | 43.6000 |
| U1-U4 | 115.6640 | 114.2220 | 73.0740 | 73.6420 |
| U2-U3 | 42.9120 | 42.5540 | 51.1000 | 51.5000 |
| U2-U4 | 78.9870 | 77.9400 | 96.7220 | 97.6000 |
| U3-U4 | 57.8170 | 57.3560 | 128.7830 | 129.9410 |
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 | 60808.38103166 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416487 |
| DEC | -29.0075 |
| 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 | 53.663 |
| HIERARCH ESO ISS PBL12 END | 53.392 |
| HIERARCH ESO ISS PBLA12 START | 36.9 |
| HIERARCH ESO ISS PBLA12 END | 37.3 |
| HIERARCH ESO ISS PBL13 START | 95.847 |
| HIERARCH ESO ISS PBL13 END | 95.223 |
| HIERARCH ESO ISS PBLA13 START | 43.2 |
| HIERARCH ESO ISS PBLA13 END | 43.6 |
| HIERARCH ESO ISS PBL14 START | 115.664 |
| HIERARCH ESO ISS PBL14 END | 114.222 |
| HIERARCH ESO ISS PBLA14 START | 73.074 |
| HIERARCH ESO ISS PBLA14 END | 73.642 |
| HIERARCH ESO ISS PBL23 START | 42.912 |
| HIERARCH ESO ISS PBL23 END | 42.554 |
| HIERARCH ESO ISS PBLA23 START | 51.1 |
| HIERARCH ESO ISS PBLA23 END | 51.5 |
| HIERARCH ESO ISS PBL24 START | 78.987 |
| HIERARCH ESO ISS PBL24 END | 77.94 |
| HIERARCH ESO ISS PBLA24 START | 96.722 |
| HIERARCH ESO ISS PBLA24 END | 97.6 |
| HIERARCH ESO ISS PBL34 START | 57.817 |
| HIERARCH ESO ISS PBL34 END | 57.356 |
| HIERARCH ESO ISS PBLA34 START | 128.783 |
| HIERARCH ESO ISS PBLA34 END | 129.941 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.022052 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.022052 |
| HIERARCH ESO ISS AMBI TEMP | 16.36 |
| HIERARCH ESO ISS AMBI FWHM START | 0.19 |
| HIERARCH ESO ISS AMBI FWHM END | 0.23 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |