Exposure
- ID
- GRAVI.2025-05-12T07:19:37.767_1
- Header ID
- GRAVI.2025-05-12T07:19:37.767
- 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 07:19:37.767
- UTC End
- 2025-05-12 07:25:37.767
- MJD Start
- 60807.30529823
- MJD End
- 60807.309464896665
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.012079
- Ambient temperature (°C)
- 17.58
- Seeing (arcsec)
- 0.39
Observation
- ID
- 67258
- 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
- 50000
- Name
- SGRA
- RA
- 266.416431
- DEC
- -29.0074
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.3330 | 56.2720 | 27.4000 | 28.0000 |
| U1-U3 | 102.0220 | 101.8850 | 33.7000 | 34.4000 |
| U1-U4 | 129.8130 | 129.5600 | 61.8610 | 62.5890 |
| U2-U3 | 46.4580 | 46.3830 | 41.5000 | 42.1000 |
| U2-U4 | 89.2840 | 89.1310 | 82.7990 | 83.5750 |
| U3-U4 | 62.4640 | 62.4250 | 112.2260 | 113.0280 |
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 | 60807.30529823 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416431 |
| DEC | -29.0074 |
| 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 | 56.333 |
| HIERARCH ESO ISS PBL12 END | 56.272 |
| HIERARCH ESO ISS PBLA12 START | 27.4 |
| HIERARCH ESO ISS PBLA12 END | 28.0 |
| HIERARCH ESO ISS PBL13 START | 102.022 |
| HIERARCH ESO ISS PBL13 END | 101.885 |
| HIERARCH ESO ISS PBLA13 START | 33.7 |
| HIERARCH ESO ISS PBLA13 END | 34.4 |
| HIERARCH ESO ISS PBL14 START | 129.813 |
| HIERARCH ESO ISS PBL14 END | 129.56 |
| HIERARCH ESO ISS PBLA14 START | 61.861 |
| HIERARCH ESO ISS PBLA14 END | 62.589 |
| HIERARCH ESO ISS PBL23 START | 46.458 |
| HIERARCH ESO ISS PBL23 END | 46.383 |
| HIERARCH ESO ISS PBLA23 START | 41.5 |
| HIERARCH ESO ISS PBLA23 END | 42.1 |
| HIERARCH ESO ISS PBL24 START | 89.284 |
| HIERARCH ESO ISS PBL24 END | 89.131 |
| HIERARCH ESO ISS PBLA24 START | 82.799 |
| HIERARCH ESO ISS PBLA24 END | 83.575 |
| HIERARCH ESO ISS PBL34 START | 62.464 |
| HIERARCH ESO ISS PBL34 END | 62.425 |
| HIERARCH ESO ISS PBLA34 START | 112.226 |
| HIERARCH ESO ISS PBLA34 END | 113.028 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.010371 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.013787 |
| HIERARCH ESO ISS AMBI TEMP | 17.58 |
| HIERARCH ESO ISS AMBI FWHM START | 0.41 |
| HIERARCH ESO ISS AMBI FWHM END | 0.37 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |