Exposure
- ID
- GRAVI.2025-06-10T04:10:44.308_1
- Header ID
- GRAVI.2025-06-10T04:10:44.308
- Date updated
- 2025-06-10 04:25:34 UTC+0000
- Release date
- 2026-06-10 04:25:34 UTC+0000
- UTC Start
- 2025-06-10 04:10:44.308
- UTC End
- 2025-06-10 04:16:44.308
- MJD Start
- 60836.17412393
- MJD End
- 60836.17829059667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0071075
- Ambient temperature (°C)
- 13.05
- Seeing (arcsec)
- 0.44499999999999995
Observation
- ID
- 67874
- Category
- science
- Program ID
- 115.27WT.002
- 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
- 50472
- Name
- SGRA
- RA
- 266.416539
- DEC
- -29.00738
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5440 | 56.5530 | 18.7000 | 19.5000 |
| U1-U3 | 102.3010 | 102.3500 | 24.8000 | 25.7000 |
| U1-U4 | 128.4880 | 128.8770 | 52.3120 | 53.2270 |
| U2-U3 | 46.4770 | 46.5250 | 32.3000 | 33.2000 |
| U2-U4 | 87.2120 | 87.6550 | 73.3480 | 74.2150 |
| U3-U4 | 60.4200 | 60.7820 | 103.6780 | 104.3750 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.27WT.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60836.17412393 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416539 |
| DEC | -29.00738 |
| 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 | 56.544 |
| HIERARCH ESO ISS PBL12 END | 56.553 |
| HIERARCH ESO ISS PBLA12 START | 18.7 |
| HIERARCH ESO ISS PBLA12 END | 19.5 |
| HIERARCH ESO ISS PBL13 START | 102.301 |
| HIERARCH ESO ISS PBL13 END | 102.35 |
| HIERARCH ESO ISS PBLA13 START | 24.8 |
| HIERARCH ESO ISS PBLA13 END | 25.7 |
| HIERARCH ESO ISS PBL14 START | 128.488 |
| HIERARCH ESO ISS PBL14 END | 128.877 |
| HIERARCH ESO ISS PBLA14 START | 52.312 |
| HIERARCH ESO ISS PBLA14 END | 53.227 |
| HIERARCH ESO ISS PBL23 START | 46.477 |
| HIERARCH ESO ISS PBL23 END | 46.525 |
| HIERARCH ESO ISS PBLA23 START | 32.3 |
| HIERARCH ESO ISS PBLA23 END | 33.2 |
| HIERARCH ESO ISS PBL24 START | 87.212 |
| HIERARCH ESO ISS PBL24 END | 87.655 |
| HIERARCH ESO ISS PBLA24 START | 73.348 |
| HIERARCH ESO ISS PBLA24 END | 74.215 |
| HIERARCH ESO ISS PBL34 START | 60.42 |
| HIERARCH ESO ISS PBL34 END | 60.782 |
| HIERARCH ESO ISS PBLA34 START | 103.678 |
| HIERARCH ESO ISS PBLA34 END | 104.375 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006798 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007417 |
| HIERARCH ESO ISS AMBI TEMP | 13.05 |
| HIERARCH ESO ISS AMBI FWHM START | 0.41 |
| HIERARCH ESO ISS AMBI FWHM END | 0.48 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |