Exposure
- ID
- GRAVI.2022-04-24T07:46:53.277_1
- Header ID
- GRAVI.2022-04-24T07:46:53.277
- Date updated
- 2022-04-24 08:00:44 UTC+0000
- Release date
- 2023-04-24 08:00:44 UTC+0000
- UTC Start
- 2022-04-24 07:46:53.277
- UTC End
- 2022-04-24 07:52:13.277
- MJD Start
- 59693.32422774
- MJD End
- 59693.3279314437
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0037045
- Ambient temperature (°C)
- 10.31
- Seeing (arcsec)
- 0.765
Observation
- ID
- 50592
- Category
- science
- Program ID
- 109.22ZA.001
- 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
- 37785
- Name
- S2
- RA
- 266.416938
- DEC
- -29.00708
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5510 | 56.5400 | 22.4000 | 23.1000 |
| U1-U3 | 102.4340 | 102.4270 | 28.7000 | 29.4000 |
| U1-U4 | 129.9100 | 130.0490 | 56.4850 | 57.2160 |
| U2-U3 | 46.6330 | 46.6400 | 36.3000 | 37.0000 |
| U2-U4 | 88.8860 | 89.0750 | 77.3540 | 78.0710 |
| U3-U4 | 61.8210 | 61.9940 | 107.0380 | 107.6790 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.22ZA.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59693.32422774 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416938 |
| DEC | -29.00708 |
| 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 | 56.551 |
| HIERARCH ESO ISS PBL12 END | 56.54 |
| HIERARCH ESO ISS PBLA12 START | 22.4 |
| HIERARCH ESO ISS PBLA12 END | 23.1 |
| HIERARCH ESO ISS PBL13 START | 102.434 |
| HIERARCH ESO ISS PBL13 END | 102.427 |
| HIERARCH ESO ISS PBLA13 START | 28.7 |
| HIERARCH ESO ISS PBLA13 END | 29.4 |
| HIERARCH ESO ISS PBL14 START | 129.91 |
| HIERARCH ESO ISS PBL14 END | 130.049 |
| HIERARCH ESO ISS PBLA14 START | 56.485 |
| HIERARCH ESO ISS PBLA14 END | 57.216 |
| HIERARCH ESO ISS PBL23 START | 46.633 |
| HIERARCH ESO ISS PBL23 END | 46.64 |
| HIERARCH ESO ISS PBLA23 START | 36.3 |
| HIERARCH ESO ISS PBLA23 END | 37.0 |
| HIERARCH ESO ISS PBL24 START | 88.886 |
| HIERARCH ESO ISS PBL24 END | 89.075 |
| HIERARCH ESO ISS PBLA24 START | 77.354 |
| HIERARCH ESO ISS PBLA24 END | 78.071 |
| HIERARCH ESO ISS PBL34 START | 61.821 |
| HIERARCH ESO ISS PBL34 END | 61.994 |
| HIERARCH ESO ISS PBLA34 START | 107.038 |
| HIERARCH ESO ISS PBLA34 END | 107.679 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003152 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004257 |
| HIERARCH ESO ISS AMBI TEMP | 10.31 |
| HIERARCH ESO ISS AMBI FWHM START | 0.82 |
| HIERARCH ESO ISS AMBI FWHM END | 0.71 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |