Exposure
- ID
- GRAVI.2025-03-16T07:50:43.344_1
- Header ID
- GRAVI.2025-03-16T07:50:43.344
- Date updated
- 2025-03-16 08:05:36 UTC+0000
- Release date
- 2026-03-16 08:05:36 UTC+0000
- UTC Start
- 2025-03-16 07:50:43.344
- UTC End
- 2025-03-16 07:56:43.344
- MJD Start
- 60750.32689055
- MJD End
- 60750.33105721667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008002
- Ambient temperature (°C)
- 13.5
- Seeing (arcsec)
- 0.54
Observation
- ID
- 65134
- Category
- science
- Program ID
- 114.270V.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 / WIDMANN / MANG / DRESCHER / RIBEIRO / SADUN BORDONI / STRAUBMEIER / GARCIA / PAUMARD / BOURDAROT / STURM / LUTZ / LE BOUQUIN / CAO / KREIDBERG / HOENIG / FOSCHI / PERRIN / CARDOSO / AIMAR / URSO / ABD EL DAYEM / ROU
Target
- ID
- 48505
- Name
- SGRA
- RA
- 266.417538
- DEC
- -29.00717
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.2360 | 56.2430 | 2.4000 | 3.3000 |
| U1-U3 | 100.8180 | 100.8790 | 7.3000 | 8.4000 |
| U1-U4 | 116.3000 | 117.0580 | 31.3360 | 32.7170 |
| U2-U3 | 45.0500 | 45.1220 | 13.5000 | 14.6000 |
| U2-U4 | 72.3880 | 73.4250 | 53.4100 | 54.7870 |
| U3-U4 | 47.6210 | 48.6060 | 90.7980 | 91.5600 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.270V.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60750.32689055 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.417538 |
| DEC | -29.00717 |
| 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 | 56.236 |
| HIERARCH ESO ISS PBL12 END | 56.243 |
| HIERARCH ESO ISS PBLA12 START | 2.4 |
| HIERARCH ESO ISS PBLA12 END | 3.3 |
| HIERARCH ESO ISS PBL13 START | 100.818 |
| HIERARCH ESO ISS PBL13 END | 100.879 |
| HIERARCH ESO ISS PBLA13 START | 7.3 |
| HIERARCH ESO ISS PBLA13 END | 8.4 |
| HIERARCH ESO ISS PBL14 START | 116.3 |
| HIERARCH ESO ISS PBL14 END | 117.058 |
| HIERARCH ESO ISS PBLA14 START | 31.336 |
| HIERARCH ESO ISS PBLA14 END | 32.717 |
| HIERARCH ESO ISS PBL23 START | 45.05 |
| HIERARCH ESO ISS PBL23 END | 45.122 |
| HIERARCH ESO ISS PBLA23 START | 13.5 |
| HIERARCH ESO ISS PBLA23 END | 14.6 |
| HIERARCH ESO ISS PBL24 START | 72.388 |
| HIERARCH ESO ISS PBL24 END | 73.425 |
| HIERARCH ESO ISS PBLA24 START | 53.41 |
| HIERARCH ESO ISS PBLA24 END | 54.787 |
| HIERARCH ESO ISS PBL34 START | 47.621 |
| HIERARCH ESO ISS PBL34 END | 48.606 |
| HIERARCH ESO ISS PBLA34 START | 90.798 |
| HIERARCH ESO ISS PBLA34 END | 91.56 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008156 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007848 |
| HIERARCH ESO ISS AMBI TEMP | 13.5 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.56 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |