Exposure
- ID
- GRAVI.2022-06-20T06:14:38.967_1
- Header ID
- GRAVI.2022-06-20T06:14:38.967
- 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 06:14:38.967
- UTC End
- 2022-06-20 06:19:58.967
- MJD Start
- 59750.26017323
- MJD End
- 59750.2638769337
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.001836
- Ambient temperature (°C)
- 8.41
- Seeing (arcsec)
- 1.635
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 | 54.6020 | 54.4110 | 35.1000 | 35.6000 |
| U1-U3 | 98.0170 | 97.5760 | 41.5000 | 41.9000 |
| U1-U4 | 120.7120 | 119.6800 | 70.7650 | 71.2890 |
| U2-U3 | 44.1620 | 43.9080 | 49.3000 | 49.7000 |
| U2-U4 | 82.6870 | 81.9270 | 93.3820 | 94.1100 |
| U3-U4 | 59.4920 | 59.1420 | 124.4600 | 125.3880 |
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 | 59750.26017323 |
| 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 | 54.602 |
| HIERARCH ESO ISS PBL12 END | 54.411 |
| HIERARCH ESO ISS PBLA12 START | 35.1 |
| HIERARCH ESO ISS PBLA12 END | 35.6 |
| HIERARCH ESO ISS PBL13 START | 98.017 |
| HIERARCH ESO ISS PBL13 END | 97.576 |
| HIERARCH ESO ISS PBLA13 START | 41.5 |
| HIERARCH ESO ISS PBLA13 END | 41.9 |
| HIERARCH ESO ISS PBL14 START | 120.712 |
| HIERARCH ESO ISS PBL14 END | 119.68 |
| HIERARCH ESO ISS PBLA14 START | 70.765 |
| HIERARCH ESO ISS PBLA14 END | 71.289 |
| HIERARCH ESO ISS PBL23 START | 44.162 |
| HIERARCH ESO ISS PBL23 END | 43.908 |
| HIERARCH ESO ISS PBLA23 START | 49.3 |
| HIERARCH ESO ISS PBLA23 END | 49.7 |
| HIERARCH ESO ISS PBL24 START | 82.687 |
| HIERARCH ESO ISS PBL24 END | 81.927 |
| HIERARCH ESO ISS PBLA24 START | 93.382 |
| HIERARCH ESO ISS PBLA24 END | 94.11 |
| HIERARCH ESO ISS PBL34 START | 59.492 |
| HIERARCH ESO ISS PBL34 END | 59.142 |
| HIERARCH ESO ISS PBLA34 START | 124.46 |
| HIERARCH ESO ISS PBLA34 END | 125.388 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001836 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001836 |
| HIERARCH ESO ISS AMBI TEMP | 8.41 |
| HIERARCH ESO ISS AMBI FWHM START | 1.56 |
| HIERARCH ESO ISS AMBI FWHM END | 1.71 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5299 |