Exposure
- ID
- GRAVI.2025-07-08T03:01:05.460_1
- Header ID
- GRAVI.2025-07-08T03:01:05.460
- Date updated
- 2025-07-08 03:15:24 UTC+0000
- Release date
- 2026-07-08 03:15:24 UTC+0000
- UTC Start
- 2025-07-08 03:01:05.460
- UTC End
- 2025-07-08 03:07:05.460
- MJD Start
- 60864.12575764
- MJD End
- 60864.12992430667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.014684
- Ambient temperature (°C)
- 15.46
- Seeing (arcsec)
- 0.455
Observation
- ID
- 68377
- 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
- 50812
- Name
- SGRA
- RA
- 266.416183
- DEC
- -29.00739
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5290 | 56.5080 | 23.6000 | 24.3000 |
| U1-U3 | 102.4130 | 102.3800 | 29.9000 | 30.6000 |
| U1-U4 | 130.1260 | 130.1950 | 57.7400 | 58.5440 |
| U2-U3 | 46.6400 | 46.6320 | 37.5000 | 38.3000 |
| U2-U4 | 89.1900 | 89.3230 | 78.5890 | 79.3900 |
| U3-U4 | 62.1060 | 62.2470 | 108.1470 | 108.8880 |
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 | 60864.12575764 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416183 |
| DEC | -29.00739 |
| 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 | 56.529 |
| HIERARCH ESO ISS PBL12 END | 56.508 |
| HIERARCH ESO ISS PBLA12 START | 23.6 |
| HIERARCH ESO ISS PBLA12 END | 24.3 |
| HIERARCH ESO ISS PBL13 START | 102.413 |
| HIERARCH ESO ISS PBL13 END | 102.38 |
| HIERARCH ESO ISS PBLA13 START | 29.9 |
| HIERARCH ESO ISS PBLA13 END | 30.6 |
| HIERARCH ESO ISS PBL14 START | 130.126 |
| HIERARCH ESO ISS PBL14 END | 130.195 |
| HIERARCH ESO ISS PBLA14 START | 57.74 |
| HIERARCH ESO ISS PBLA14 END | 58.544 |
| HIERARCH ESO ISS PBL23 START | 46.64 |
| HIERARCH ESO ISS PBL23 END | 46.632 |
| HIERARCH ESO ISS PBLA23 START | 37.5 |
| HIERARCH ESO ISS PBLA23 END | 38.3 |
| HIERARCH ESO ISS PBL24 START | 89.19 |
| HIERARCH ESO ISS PBL24 END | 89.323 |
| HIERARCH ESO ISS PBLA24 START | 78.589 |
| HIERARCH ESO ISS PBLA24 END | 79.39 |
| HIERARCH ESO ISS PBL34 START | 62.106 |
| HIERARCH ESO ISS PBL34 END | 62.247 |
| HIERARCH ESO ISS PBLA34 START | 108.147 |
| HIERARCH ESO ISS PBLA34 END | 108.888 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.016725 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.012643 |
| HIERARCH ESO ISS AMBI TEMP | 15.46 |
| HIERARCH ESO ISS AMBI FWHM START | 0.45 |
| HIERARCH ESO ISS AMBI FWHM END | 0.46 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6520 |