Exposure
- ID
- GRAVI.2023-09-02T02:25:34.868_1
- Header ID
- GRAVI.2023-09-02T02:25:34.868
- Date updated
- 2023-09-02 02:40:14 UTC+0000
- Release date
- 2023-09-02 02:25:34 UTC+0000
- UTC Start
- 2023-09-02 02:25:34.868
- UTC End
- 2023-09-02 02:31:34.868
- MJD Start
- 60189.10109801
- MJD End
- 60189.10526467667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0027185
- Ambient temperature (°C)
- 11.07
- Seeing (arcsec)
- 1.0750000000000002
Observation
- ID
- 56836
- Category
- calibrator
- Program ID
- 111.24H1.005
- 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/ STRAUBMEIER/ BRANDNER/ ROUSSELET-PERRAUT/ PERRIN/ GARCIA/ ECKART/ DE ZEEUW/ WIDMANN/ PAUMARD/ HORROBIN/ VINCENT/ DRESCHER/ BOURDAROT/ CAO/ LUTZ/ STURM/ RIBEIRO
Target
- ID
- 42124
- Name
- R2
- RA
- 266.416848
- DEC
- -29.00725
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 51.9960 | 51.6430 | 38.9000 | 39.2000 |
| U1-U3 | 92.0230 | 91.2180 | 45.1000 | 45.4000 |
| U1-U4 | 106.9120 | 105.0920 | 76.1370 | 76.6870 |
| U2-U3 | 40.7240 | 40.2650 | 53.0000 | 53.3000 |
| U2-U4 | 72.7070 | 71.4260 | 101.7980 | 102.8070 |
| U3-U4 | 55.1570 | 54.6460 | 135.5270 | 136.8700 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24H1.005 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60189.10109801 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | R2 |
| RA | 266.416848 |
| DEC | -29.00725 |
| 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 | 51.996 |
| HIERARCH ESO ISS PBL12 END | 51.643 |
| HIERARCH ESO ISS PBLA12 START | 38.9 |
| HIERARCH ESO ISS PBLA12 END | 39.2 |
| HIERARCH ESO ISS PBL13 START | 92.023 |
| HIERARCH ESO ISS PBL13 END | 91.218 |
| HIERARCH ESO ISS PBLA13 START | 45.1 |
| HIERARCH ESO ISS PBLA13 END | 45.4 |
| HIERARCH ESO ISS PBL14 START | 106.912 |
| HIERARCH ESO ISS PBL14 END | 105.092 |
| HIERARCH ESO ISS PBLA14 START | 76.137 |
| HIERARCH ESO ISS PBLA14 END | 76.687 |
| HIERARCH ESO ISS PBL23 START | 40.724 |
| HIERARCH ESO ISS PBL23 END | 40.265 |
| HIERARCH ESO ISS PBLA23 START | 53.0 |
| HIERARCH ESO ISS PBLA23 END | 53.3 |
| HIERARCH ESO ISS PBL24 START | 72.707 |
| HIERARCH ESO ISS PBL24 END | 71.426 |
| HIERARCH ESO ISS PBLA24 START | 101.798 |
| HIERARCH ESO ISS PBLA24 END | 102.807 |
| HIERARCH ESO ISS PBL34 START | 55.157 |
| HIERARCH ESO ISS PBL34 END | 54.646 |
| HIERARCH ESO ISS PBLA34 START | 135.527 |
| HIERARCH ESO ISS PBLA34 END | 136.87 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002885 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002552 |
| HIERARCH ESO ISS AMBI TEMP | 11.07 |
| HIERARCH ESO ISS AMBI FWHM START | 1.05 |
| HIERARCH ESO ISS AMBI FWHM END | 1.1 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5209 |