Exposure
- ID
- GRAVI.2025-05-12T05:19:25.461_1
- Header ID
- GRAVI.2025-05-12T05:19:25.461
- Date updated
- 2025-05-12 19:45:47 UTC+0000
- Release date
- 2026-05-12 19:45:45 UTC+0000
- UTC Start
- 2025-05-12 05:19:25.461
- UTC End
- 2025-05-12 05:25:25.461
- MJD Start
- 60807.22182247
- MJD End
- 60807.22598913666
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0072655
- Ambient temperature (°C)
- 17.61
- Seeing (arcsec)
- 0.6100000000000001
Observation
- ID
- 67244
- 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
- 49986
- Name
- SGRA
- RA
- 266.416263
- DEC
- -29.00741
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.4200 | 56.4420 | 12.7000 | 13.6000 |
| U1-U3 | 101.7550 | 101.8470 | 18.5000 | 19.5000 |
| U1-U4 | 124.6510 | 125.2990 | 45.2670 | 46.3420 |
| U2-U3 | 45.9830 | 46.0660 | 25.7000 | 26.7000 |
| U2-U4 | 82.8490 | 83.5950 | 66.7570 | 67.7580 |
| U3-U4 | 56.8660 | 57.4800 | 98.8460 | 99.5330 |
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 | 60807.22182247 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416263 |
| 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 | 56.42 |
| HIERARCH ESO ISS PBL12 END | 56.442 |
| HIERARCH ESO ISS PBLA12 START | 12.7 |
| HIERARCH ESO ISS PBLA12 END | 13.6 |
| HIERARCH ESO ISS PBL13 START | 101.755 |
| HIERARCH ESO ISS PBL13 END | 101.847 |
| HIERARCH ESO ISS PBLA13 START | 18.5 |
| HIERARCH ESO ISS PBLA13 END | 19.5 |
| HIERARCH ESO ISS PBL14 START | 124.651 |
| HIERARCH ESO ISS PBL14 END | 125.299 |
| HIERARCH ESO ISS PBLA14 START | 45.267 |
| HIERARCH ESO ISS PBLA14 END | 46.342 |
| HIERARCH ESO ISS PBL23 START | 45.983 |
| HIERARCH ESO ISS PBL23 END | 46.066 |
| HIERARCH ESO ISS PBLA23 START | 25.7 |
| HIERARCH ESO ISS PBLA23 END | 26.7 |
| HIERARCH ESO ISS PBL24 START | 82.849 |
| HIERARCH ESO ISS PBL24 END | 83.595 |
| HIERARCH ESO ISS PBLA24 START | 66.757 |
| HIERARCH ESO ISS PBLA24 END | 67.758 |
| HIERARCH ESO ISS PBL34 START | 56.866 |
| HIERARCH ESO ISS PBL34 END | 57.48 |
| HIERARCH ESO ISS PBLA34 START | 98.846 |
| HIERARCH ESO ISS PBLA34 END | 99.533 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007721 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00681 |
| HIERARCH ESO ISS AMBI TEMP | 17.61 |
| HIERARCH ESO ISS AMBI FWHM START | 0.56 |
| HIERARCH ESO ISS AMBI FWHM END | 0.66 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |