Exposure
- ID
- GRAVI.2022-06-20T06:08:23.951_1
- Header ID
- GRAVI.2022-06-20T06:08:23.951
- Date updated
- 2022-06-20 13:30:54 UTC+0000
- Release date
- 2023-06-20 13:30:53 UTC+0000
- UTC Start
- 2022-06-20 06:08:23.951
- UTC End
- 2022-06-20 06:13:43.951
- MJD Start
- 59750.25583277
- MJD End
- 59750.2595364737
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.001836
- Ambient temperature (°C)
- 8.48
- Seeing (arcsec)
- 1.56
Observation
- ID
- 51284
- Category
- science
- Program ID
- 109.22ZA.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/ STRAUBMEIER/ ROUSSELET-PERRAUT/ BRANDNER/ GARCIA/ ECKART/ DE ZEEUW/ STADLER/ VON FELLENBERG/ WIDMANN/ PERRIN/ PAUMARD/ HORROBIN/ VINCENT/ HEIßEL/ DRESCHER/ BOURDAROT/ STRAUB/ CAO
Target
- ID
- 38219
- Name
- S2
- RA
- 266.416897
- DEC
- -29.00728
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 54.7990 | 54.6200 | 34.7000 | 35.1000 |
| U1-U3 | 98.4750 | 98.0600 | 41.0000 | 41.4000 |
| U1-U4 | 121.7840 | 120.8120 | 70.1830 | 70.7130 |
| U2-U3 | 44.4270 | 44.1870 | 48.9000 | 49.3000 |
| U2-U4 | 83.4790 | 82.7610 | 92.5920 | 93.3100 |
| U3-U4 | 59.8590 | 59.5260 | 123.4600 | 124.3680 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.22ZA.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59750.25583277 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416897 |
| DEC | -29.00728 |
| 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 | 342.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 54.799 |
| HIERARCH ESO ISS PBL12 END | 54.62 |
| HIERARCH ESO ISS PBLA12 START | 34.7 |
| HIERARCH ESO ISS PBLA12 END | 35.1 |
| HIERARCH ESO ISS PBL13 START | 98.475 |
| HIERARCH ESO ISS PBL13 END | 98.06 |
| HIERARCH ESO ISS PBLA13 START | 41.0 |
| HIERARCH ESO ISS PBLA13 END | 41.4 |
| HIERARCH ESO ISS PBL14 START | 121.784 |
| HIERARCH ESO ISS PBL14 END | 120.812 |
| HIERARCH ESO ISS PBLA14 START | 70.183 |
| HIERARCH ESO ISS PBLA14 END | 70.713 |
| HIERARCH ESO ISS PBL23 START | 44.427 |
| HIERARCH ESO ISS PBL23 END | 44.187 |
| HIERARCH ESO ISS PBLA23 START | 48.9 |
| HIERARCH ESO ISS PBLA23 END | 49.3 |
| HIERARCH ESO ISS PBL24 START | 83.479 |
| HIERARCH ESO ISS PBL24 END | 82.761 |
| HIERARCH ESO ISS PBLA24 START | 92.592 |
| HIERARCH ESO ISS PBLA24 END | 93.31 |
| HIERARCH ESO ISS PBL34 START | 59.859 |
| HIERARCH ESO ISS PBL34 END | 59.526 |
| HIERARCH ESO ISS PBLA34 START | 123.46 |
| HIERARCH ESO ISS PBLA34 END | 124.368 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001836 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001836 |
| HIERARCH ESO ISS AMBI TEMP | 8.48 |
| HIERARCH ESO ISS AMBI FWHM START | 1.56 |
| HIERARCH ESO ISS AMBI FWHM END | 1.56 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5299 |