Exposure
- ID
- GRAVI.2022-05-22T10:36:23.289_1
- Header ID
- GRAVI.2022-05-22T10:36:23.289
- Date updated
- 2022-05-24 13:59:26 UTC+0000
- Release date
- 2023-05-22 10:45:25 UTC+0000
- UTC Start
- 2022-05-22 10:36:23.289
- UTC End
- 2022-05-22 10:37:27.289
- MJD Start
- 59721.44193622
- MJD End
- 59721.4426769607
- Exposure time (s)
- 64.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.001489
- Ambient temperature (°C)
- 8.29
- Seeing (arcsec)
- 1.15
Observation
- ID
- 50962
- Category
- science
- Program ID
- 109.22ZA.002
- 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/ ROUSSELET-PERRAUT/ BRANDNER/ GARCIA/ ECKART/ DE ZEEUW/ STADLER/ VON FELLENBERG/ WIDMANN/ PERRIN/ PAUMARD/ HORROBIN/ VINCENT/ HEIßEL/ DRESCHER/ BOURDAROT/ STRAUB/ CAO
Target
- ID
- 38009
- Name
- HD206893Cn
- RA
- 326.343911
- DEC
- -12.78329
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 55.7340 | 55.7600 | 27.3000 | 27.4000 |
| U1-U3 | 101.1860 | 101.2380 | 33.7000 | 33.8000 |
| U1-U4 | 129.8790 | 129.9250 | 61.4810 | 61.5690 |
| U2-U3 | 46.2120 | 46.2360 | 41.4000 | 41.5000 |
| U2-U4 | 89.4280 | 89.4250 | 81.9740 | 82.0510 |
| U3-U4 | 62.1150 | 62.0770 | 110.9380 | 111.0280 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.22ZA.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59721.44193622 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD206893 |
| HIERARCH ESO INS SOBJ NAME | HD206893Cn |
| RA | 326.343911 |
| DEC | -12.78329 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| 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 | 86.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 64 |
| HIERARCH ESO ISS PBL12 START | 55.734 |
| HIERARCH ESO ISS PBL12 END | 55.76 |
| HIERARCH ESO ISS PBLA12 START | 27.3 |
| HIERARCH ESO ISS PBLA12 END | 27.4 |
| HIERARCH ESO ISS PBL13 START | 101.186 |
| HIERARCH ESO ISS PBL13 END | 101.238 |
| HIERARCH ESO ISS PBLA13 START | 33.7 |
| HIERARCH ESO ISS PBLA13 END | 33.8 |
| HIERARCH ESO ISS PBL14 START | 129.879 |
| HIERARCH ESO ISS PBL14 END | 129.925 |
| HIERARCH ESO ISS PBLA14 START | 61.481 |
| HIERARCH ESO ISS PBLA14 END | 61.569 |
| HIERARCH ESO ISS PBL23 START | 46.212 |
| HIERARCH ESO ISS PBL23 END | 46.236 |
| HIERARCH ESO ISS PBLA23 START | 41.4 |
| HIERARCH ESO ISS PBLA23 END | 41.5 |
| HIERARCH ESO ISS PBL24 START | 89.428 |
| HIERARCH ESO ISS PBL24 END | 89.425 |
| HIERARCH ESO ISS PBLA24 START | 81.974 |
| HIERARCH ESO ISS PBLA24 END | 82.051 |
| HIERARCH ESO ISS PBL34 START | 62.115 |
| HIERARCH ESO ISS PBL34 END | 62.077 |
| HIERARCH ESO ISS PBLA34 START | 110.938 |
| HIERARCH ESO ISS PBLA34 END | 111.028 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001489 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001489 |
| HIERARCH ESO ISS AMBI TEMP | 8.29 |
| HIERARCH ESO ISS AMBI FWHM START | 1.11 |
| HIERARCH ESO ISS AMBI FWHM END | 1.19 |
| HIERARCH ESO FT ROBJ NAME | HD206893 |
| HIERARCH ESO FT ROBJ ALPHA | 214521.905 |
| HIERARCH ESO FT ROBJ DELTA | -124700.068 |