Exposure
- ID
- GRAVI.2025-05-13T04:39:31.450_1
- Header ID
- GRAVI.2025-05-13T04:39:31.450
- Date updated
- 2025-05-13 06:56:31 UTC+0000
- Release date
- 2026-05-13 06:56:30 UTC+0000
- UTC Start
- 2025-05-13 04:39:31.450
- UTC End
- 2025-05-13 04:45:31.450
- MJD Start
- 60808.19411401
- MJD End
- 60808.19828067667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006824500000000001
- Ambient temperature (°C)
- 16.94
- Seeing (arcsec)
- 0.49
Observation
- ID
- 67314
- 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
- 50055
- Name
- SGRA
- RA
- 266.416229
- DEC
- -29.00742
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.3060 | 56.3250 | 7.7000 | 8.6000 |
| U1-U3 | 101.2410 | 101.3300 | 13.1000 | 14.1000 |
| U1-U4 | 120.6560 | 121.4100 | 38.8170 | 40.0380 |
| U2-U3 | 45.5020 | 45.5880 | 19.9000 | 21.0000 |
| U2-U4 | 78.0750 | 79.0020 | 60.6990 | 61.8560 |
| U3-U4 | 52.8160 | 53.6210 | 94.9800 | 95.6860 |
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 | 60808.19411401 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416229 |
| DEC | -29.00742 |
| 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 | 56.306 |
| HIERARCH ESO ISS PBL12 END | 56.325 |
| HIERARCH ESO ISS PBLA12 START | 7.7 |
| HIERARCH ESO ISS PBLA12 END | 8.6 |
| HIERARCH ESO ISS PBL13 START | 101.241 |
| HIERARCH ESO ISS PBL13 END | 101.33 |
| HIERARCH ESO ISS PBLA13 START | 13.1 |
| HIERARCH ESO ISS PBLA13 END | 14.1 |
| HIERARCH ESO ISS PBL14 START | 120.656 |
| HIERARCH ESO ISS PBL14 END | 121.41 |
| HIERARCH ESO ISS PBLA14 START | 38.817 |
| HIERARCH ESO ISS PBLA14 END | 40.038 |
| HIERARCH ESO ISS PBL23 START | 45.502 |
| HIERARCH ESO ISS PBL23 END | 45.588 |
| HIERARCH ESO ISS PBLA23 START | 19.9 |
| HIERARCH ESO ISS PBLA23 END | 21.0 |
| HIERARCH ESO ISS PBL24 START | 78.075 |
| HIERARCH ESO ISS PBL24 END | 79.002 |
| HIERARCH ESO ISS PBLA24 START | 60.699 |
| HIERARCH ESO ISS PBLA24 END | 61.856 |
| HIERARCH ESO ISS PBL34 START | 52.816 |
| HIERARCH ESO ISS PBL34 END | 53.621 |
| HIERARCH ESO ISS PBLA34 START | 94.98 |
| HIERARCH ESO ISS PBLA34 END | 95.686 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006791 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006858 |
| HIERARCH ESO ISS AMBI TEMP | 16.94 |
| HIERARCH ESO ISS AMBI FWHM START | 0.48 |
| HIERARCH ESO ISS AMBI FWHM END | 0.5 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |