Exposure
- ID
- GRAVI.2025-05-13T09:24:05.175_1
- Header ID
- GRAVI.2025-05-13T09:24:05.175
- Date updated
- 2025-05-13 09:40:55 UTC+0000
- Release date
- 2026-05-13 09:40:55 UTC+0000
- UTC Start
- 2025-05-13 09:24:05.175
- UTC End
- 2025-05-13 09:30:05.175
- MJD Start
- 60808.39172656
- MJD End
- 60808.39589322667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0120945
- Ambient temperature (°C)
- 16.32
- Seeing (arcsec)
- 0.26
Observation
- ID
- 67345
- 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
- 50086
- Name
- SGRA
- RA
- 266.416492
- DEC
- -29.00751
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 52.9900 | 52.6850 | 37.8000 | 38.2000 |
| U1-U3 | 94.2990 | 93.5990 | 44.1000 | 44.4000 |
| U1-U4 | 112.1000 | 110.4960 | 74.4250 | 74.9810 |
| U2-U3 | 42.0240 | 41.6230 | 52.0000 | 52.3000 |
| U2-U4 | 76.4070 | 75.2560 | 98.8550 | 99.7790 |
| U3-U4 | 56.6940 | 56.2070 | 131.6040 | 132.8350 |
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 | 60808.39172656 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416492 |
| DEC | -29.00751 |
| 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 | 52.99 |
| HIERARCH ESO ISS PBL12 END | 52.685 |
| HIERARCH ESO ISS PBLA12 START | 37.8 |
| HIERARCH ESO ISS PBLA12 END | 38.2 |
| HIERARCH ESO ISS PBL13 START | 94.299 |
| HIERARCH ESO ISS PBL13 END | 93.599 |
| HIERARCH ESO ISS PBLA13 START | 44.1 |
| HIERARCH ESO ISS PBLA13 END | 44.4 |
| HIERARCH ESO ISS PBL14 START | 112.1 |
| HIERARCH ESO ISS PBL14 END | 110.496 |
| HIERARCH ESO ISS PBLA14 START | 74.425 |
| HIERARCH ESO ISS PBLA14 END | 74.981 |
| HIERARCH ESO ISS PBL23 START | 42.024 |
| HIERARCH ESO ISS PBL23 END | 41.623 |
| HIERARCH ESO ISS PBLA23 START | 52.0 |
| HIERARCH ESO ISS PBLA23 END | 52.3 |
| HIERARCH ESO ISS PBL24 START | 76.407 |
| HIERARCH ESO ISS PBL24 END | 75.256 |
| HIERARCH ESO ISS PBLA24 START | 98.855 |
| HIERARCH ESO ISS PBLA24 END | 99.779 |
| HIERARCH ESO ISS PBL34 START | 56.694 |
| HIERARCH ESO ISS PBL34 END | 56.207 |
| HIERARCH ESO ISS PBLA34 START | 131.604 |
| HIERARCH ESO ISS PBLA34 END | 132.835 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.014207 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009982 |
| HIERARCH ESO ISS AMBI TEMP | 16.32 |
| HIERARCH ESO ISS AMBI FWHM START | 0.24 |
| HIERARCH ESO ISS AMBI FWHM END | 0.28 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |