Exposure
- ID
- GRAVI.2025-07-08T06:16:53.958_1
- Header ID
- GRAVI.2025-07-08T06:16:53.958
- Date updated
- 2025-07-08 06:35:33 UTC+0000
- Release date
- 2025-07-08 06:16:53 UTC+0000
- UTC Start
- 2025-07-08 06:16:53.958
- UTC End
- 2025-07-08 06:22:53.958
- MJD Start
- 60864.26173563
- MJD End
- 60864.26590229667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.009899
- Ambient temperature (°C)
- 15.61
- Seeing (arcsec)
- 0.265
Observation
- ID
- 68400
- Category
- calibrator
- 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
- 50835
- Name
- R2
- RA
- 266.416494
- DEC
- -29.00744
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 51.2680 | 50.8850 | 39.5000 | 39.7000 |
| U1-U3 | 90.3660 | 89.4970 | 45.6000 | 45.9000 |
| U1-U4 | 103.1770 | 101.2290 | 77.2430 | 77.7880 |
| U2-U3 | 39.7810 | 39.2870 | 53.6000 | 53.9000 |
| U2-U4 | 70.0890 | 68.7390 | 103.8640 | 104.9360 |
| U3-U4 | 54.1260 | 53.6130 | 138.2700 | 139.6830 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.27WT.003 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60864.26173563 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | R2 |
| RA | 266.416494 |
| DEC | -29.00744 |
| 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 | 51.268 |
| HIERARCH ESO ISS PBL12 END | 50.885 |
| HIERARCH ESO ISS PBLA12 START | 39.5 |
| HIERARCH ESO ISS PBLA12 END | 39.7 |
| HIERARCH ESO ISS PBL13 START | 90.366 |
| HIERARCH ESO ISS PBL13 END | 89.497 |
| HIERARCH ESO ISS PBLA13 START | 45.6 |
| HIERARCH ESO ISS PBLA13 END | 45.9 |
| HIERARCH ESO ISS PBL14 START | 103.177 |
| HIERARCH ESO ISS PBL14 END | 101.229 |
| HIERARCH ESO ISS PBLA14 START | 77.243 |
| HIERARCH ESO ISS PBLA14 END | 77.788 |
| HIERARCH ESO ISS PBL23 START | 39.781 |
| HIERARCH ESO ISS PBL23 END | 39.287 |
| HIERARCH ESO ISS PBLA23 START | 53.6 |
| HIERARCH ESO ISS PBLA23 END | 53.9 |
| HIERARCH ESO ISS PBL24 START | 70.089 |
| HIERARCH ESO ISS PBL24 END | 68.739 |
| HIERARCH ESO ISS PBLA24 START | 103.864 |
| HIERARCH ESO ISS PBLA24 END | 104.936 |
| HIERARCH ESO ISS PBL34 START | 54.126 |
| HIERARCH ESO ISS PBL34 END | 53.613 |
| HIERARCH ESO ISS PBLA34 START | 138.27 |
| HIERARCH ESO ISS PBLA34 END | 139.683 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.011914 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007884 |
| HIERARCH ESO ISS AMBI TEMP | 15.61 |
| HIERARCH ESO ISS AMBI FWHM START | 0.25 |
| 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 | -290027.6520 |