Exposure
- ID
- GRAVI.2025-07-07T04:36:43.174_1
- Header ID
- GRAVI.2025-07-07T04:36:43.174
- Date updated
- 2025-07-07 04:55:41 UTC+0000
- Release date
- 2026-07-07 04:55:40 UTC+0000
- UTC Start
- 2025-07-07 04:36:43.174
- UTC End
- 2025-07-07 04:42:43.174
- MJD Start
- 60863.19216637
- MJD End
- 60863.19633303666
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006867
- Ambient temperature (°C)
- 14.09
- Seeing (arcsec)
- 0.43
Observation
- ID
- 68264
- Category
- science
- Program ID
- 115.27WT.003
- 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
- 50732
- Name
- SGRA
- RA
- 266.416513
- DEC
- -29.0075
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 55.4380 | 55.2830 | 32.8000 | 33.3000 |
| U1-U3 | 99.9630 | 99.6010 | 39.1000 | 39.7000 |
| U1-U4 | 125.2670 | 124.4230 | 67.8970 | 68.5240 |
| U2-U3 | 45.2870 | 45.0780 | 46.9000 | 47.5000 |
| U2-U4 | 86.0560 | 85.4320 | 89.6530 | 90.4360 |
| U3-U4 | 61.0680 | 60.7740 | 119.8510 | 120.7940 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.27WT.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60863.19216637 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416513 |
| DEC | -29.0075 |
| 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 | 55.438 |
| HIERARCH ESO ISS PBL12 END | 55.283 |
| HIERARCH ESO ISS PBLA12 START | 32.8 |
| HIERARCH ESO ISS PBLA12 END | 33.3 |
| HIERARCH ESO ISS PBL13 START | 99.963 |
| HIERARCH ESO ISS PBL13 END | 99.601 |
| HIERARCH ESO ISS PBLA13 START | 39.1 |
| HIERARCH ESO ISS PBLA13 END | 39.7 |
| HIERARCH ESO ISS PBL14 START | 125.267 |
| HIERARCH ESO ISS PBL14 END | 124.423 |
| HIERARCH ESO ISS PBLA14 START | 67.897 |
| HIERARCH ESO ISS PBLA14 END | 68.524 |
| HIERARCH ESO ISS PBL23 START | 45.287 |
| HIERARCH ESO ISS PBL23 END | 45.078 |
| HIERARCH ESO ISS PBLA23 START | 46.9 |
| HIERARCH ESO ISS PBLA23 END | 47.5 |
| HIERARCH ESO ISS PBL24 START | 86.056 |
| HIERARCH ESO ISS PBL24 END | 85.432 |
| HIERARCH ESO ISS PBLA24 START | 89.653 |
| HIERARCH ESO ISS PBLA24 END | 90.436 |
| HIERARCH ESO ISS PBL34 START | 61.068 |
| HIERARCH ESO ISS PBL34 END | 60.774 |
| HIERARCH ESO ISS PBLA34 START | 119.851 |
| HIERARCH ESO ISS PBLA34 END | 120.794 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008542 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005192 |
| HIERARCH ESO ISS AMBI TEMP | 14.09 |
| HIERARCH ESO ISS AMBI FWHM START | 0.41 |
| HIERARCH ESO ISS AMBI FWHM END | 0.45 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6520 |