Exposure
- ID
- GRAVI.2022-06-20T06:21:23.984_1
- Header ID
- GRAVI.2022-06-20T06:21:23.984
- 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 06:21:23.984
- UTC End
- 2022-06-20 06:26:43.984
- MJD Start
- 59750.26486093
- MJD End
- 59750.2685646337
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.001727
- Ambient temperature (°C)
- 8.62
- Seeing (arcsec)
- 1.65
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 | 54.3740 | 54.1710 | 35.6000 | 36.0000 |
| U1-U3 | 97.4900 | 97.0200 | 42.0000 | 42.3000 |
| U1-U4 | 119.4810 | 118.3840 | 71.3870 | 71.9050 |
| U2-U3 | 43.8580 | 43.5870 | 49.8000 | 50.2000 |
| U2-U4 | 81.7800 | 80.9740 | 94.2470 | 94.9860 |
| U3-U4 | 59.0750 | 58.7070 | 125.5650 | 126.5180 |
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 | 59750.26486093 |
| 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 | 54.374 |
| HIERARCH ESO ISS PBL12 END | 54.171 |
| HIERARCH ESO ISS PBLA12 START | 35.6 |
| HIERARCH ESO ISS PBLA12 END | 36.0 |
| HIERARCH ESO ISS PBL13 START | 97.49 |
| HIERARCH ESO ISS PBL13 END | 97.02 |
| HIERARCH ESO ISS PBLA13 START | 42.0 |
| HIERARCH ESO ISS PBLA13 END | 42.3 |
| HIERARCH ESO ISS PBL14 START | 119.481 |
| HIERARCH ESO ISS PBL14 END | 118.384 |
| HIERARCH ESO ISS PBLA14 START | 71.387 |
| HIERARCH ESO ISS PBLA14 END | 71.905 |
| HIERARCH ESO ISS PBL23 START | 43.858 |
| HIERARCH ESO ISS PBL23 END | 43.587 |
| HIERARCH ESO ISS PBLA23 START | 49.8 |
| HIERARCH ESO ISS PBLA23 END | 50.2 |
| HIERARCH ESO ISS PBL24 START | 81.78 |
| HIERARCH ESO ISS PBL24 END | 80.974 |
| HIERARCH ESO ISS PBLA24 START | 94.247 |
| HIERARCH ESO ISS PBLA24 END | 94.986 |
| HIERARCH ESO ISS PBL34 START | 59.075 |
| HIERARCH ESO ISS PBL34 END | 58.707 |
| HIERARCH ESO ISS PBLA34 START | 125.565 |
| HIERARCH ESO ISS PBLA34 END | 126.518 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001836 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001618 |
| HIERARCH ESO ISS AMBI TEMP | 8.62 |
| HIERARCH ESO ISS AMBI FWHM START | 1.71 |
| HIERARCH ESO ISS AMBI FWHM END | 1.59 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5299 |