Exposure
- ID
- GRAVI.2025-06-10T04:47:20.400_1
- Header ID
- GRAVI.2025-06-10T04:47:20.400
- Date updated
- 2025-06-10 05:00:44 UTC+0000
- Release date
- 2026-06-10 05:00:43 UTC+0000
- UTC Start
- 2025-06-10 04:47:20.400
- UTC End
- 2025-06-10 04:53:20.400
- MJD Start
- 60836.19954167
- MJD End
- 60836.20370833667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008480999999999999
- Ambient temperature (°C)
- 13.26
- Seeing (arcsec)
- 0.32999999999999996
Observation
- ID
- 67884
- 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
- 50482
- Name
- SGRA
- RA
- 266.416537
- DEC
- -29.00735
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5390 | 56.5210 | 23.2000 | 23.9000 |
| U1-U3 | 102.4260 | 102.4020 | 29.4000 | 30.2000 |
| U1-U4 | 130.0580 | 130.1610 | 57.2700 | 58.0890 |
| U2-U3 | 46.6410 | 46.6380 | 37.1000 | 37.9000 |
| U2-U4 | 89.0880 | 89.2510 | 78.1250 | 78.9350 |
| U3-U4 | 62.0060 | 62.1680 | 107.7260 | 108.4670 |
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 | 60836.19954167 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416537 |
| DEC | -29.00735 |
| 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 | 56.539 |
| HIERARCH ESO ISS PBL12 END | 56.521 |
| HIERARCH ESO ISS PBLA12 START | 23.2 |
| HIERARCH ESO ISS PBLA12 END | 23.9 |
| HIERARCH ESO ISS PBL13 START | 102.426 |
| HIERARCH ESO ISS PBL13 END | 102.402 |
| HIERARCH ESO ISS PBLA13 START | 29.4 |
| HIERARCH ESO ISS PBLA13 END | 30.2 |
| HIERARCH ESO ISS PBL14 START | 130.058 |
| HIERARCH ESO ISS PBL14 END | 130.161 |
| HIERARCH ESO ISS PBLA14 START | 57.27 |
| HIERARCH ESO ISS PBLA14 END | 58.089 |
| HIERARCH ESO ISS PBL23 START | 46.641 |
| HIERARCH ESO ISS PBL23 END | 46.638 |
| HIERARCH ESO ISS PBLA23 START | 37.1 |
| HIERARCH ESO ISS PBLA23 END | 37.9 |
| HIERARCH ESO ISS PBL24 START | 89.088 |
| HIERARCH ESO ISS PBL24 END | 89.251 |
| HIERARCH ESO ISS PBLA24 START | 78.125 |
| HIERARCH ESO ISS PBLA24 END | 78.935 |
| HIERARCH ESO ISS PBL34 START | 62.006 |
| HIERARCH ESO ISS PBL34 END | 62.168 |
| HIERARCH ESO ISS PBLA34 START | 107.726 |
| HIERARCH ESO ISS PBLA34 END | 108.467 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006968 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009994 |
| HIERARCH ESO ISS AMBI TEMP | 13.26 |
| HIERARCH ESO ISS AMBI FWHM START | 0.31 |
| HIERARCH ESO ISS AMBI FWHM END | 0.35 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |