Exposure
- ID
- GRAVI.2023-09-01T00:04:46.056_1
- Header ID
- GRAVI.2023-09-01T00:04:46.056
- Date updated
- 2023-09-01 00:20:19 UTC+0000
- Release date
- 2023-09-01 00:04:46 UTC+0000
- UTC Start
- 2023-09-01 00:04:46.056
- UTC End
- 2023-09-01 00:10:46.056
- MJD Start
- 60188.00331083
- MJD End
- 60188.00747749666
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003088
- Ambient temperature (°C)
- 12.16
- Seeing (arcsec)
- 0.985
Observation
- ID
- 56824
- 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
- 42113
- Name
- R2
- RA
- 266.416846
- DEC
- -29.00725
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.3000 | 56.2330 | 27.7000 | 28.4000 |
| U1-U3 | 101.9490 | 101.7990 | 34.1000 | 34.8000 |
| U1-U4 | 129.6810 | 129.3910 | 62.2810 | 63.0010 |
| U2-U3 | 46.4180 | 46.3360 | 41.9000 | 42.5000 |
| U2-U4 | 89.2060 | 89.0230 | 83.2440 | 84.0180 |
| U3-U4 | 62.4470 | 62.3900 | 112.6830 | 113.4920 |
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 | 60188.00331083 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | R2 |
| RA | 266.416846 |
| 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 | 56.3 |
| HIERARCH ESO ISS PBL12 END | 56.233 |
| HIERARCH ESO ISS PBLA12 START | 27.7 |
| HIERARCH ESO ISS PBLA12 END | 28.4 |
| HIERARCH ESO ISS PBL13 START | 101.949 |
| HIERARCH ESO ISS PBL13 END | 101.799 |
| HIERARCH ESO ISS PBLA13 START | 34.1 |
| HIERARCH ESO ISS PBLA13 END | 34.8 |
| HIERARCH ESO ISS PBL14 START | 129.681 |
| HIERARCH ESO ISS PBL14 END | 129.391 |
| HIERARCH ESO ISS PBLA14 START | 62.281 |
| HIERARCH ESO ISS PBLA14 END | 63.001 |
| HIERARCH ESO ISS PBL23 START | 46.418 |
| HIERARCH ESO ISS PBL23 END | 46.336 |
| HIERARCH ESO ISS PBLA23 START | 41.9 |
| HIERARCH ESO ISS PBLA23 END | 42.5 |
| HIERARCH ESO ISS PBL24 START | 89.206 |
| HIERARCH ESO ISS PBL24 END | 89.023 |
| HIERARCH ESO ISS PBLA24 START | 83.244 |
| HIERARCH ESO ISS PBLA24 END | 84.018 |
| HIERARCH ESO ISS PBL34 START | 62.447 |
| HIERARCH ESO ISS PBL34 END | 62.39 |
| HIERARCH ESO ISS PBLA34 START | 112.683 |
| HIERARCH ESO ISS PBLA34 END | 113.492 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003056 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00312 |
| HIERARCH ESO ISS AMBI TEMP | 12.16 |
| HIERARCH ESO ISS AMBI FWHM START | 0.98 |
| HIERARCH ESO ISS AMBI FWHM END | 0.99 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5209 |