Exposure
- ID
- GRAVI.2022-04-26T06:58:31.933_1
- Header ID
- GRAVI.2022-04-26T06:58:31.933
- Date updated
- 2022-04-26 07:16:18 UTC+0000
- Release date
- 2023-04-26 07:16:18 UTC+0000
- UTC Start
- 2022-04-26 06:58:31.933
- UTC End
- 2022-04-26 07:03:51.933
- MJD Start
- 59695.29064737
- MJD End
- 59695.2943510737
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003134
- Ambient temperature (°C)
- 10.95
- Seeing (arcsec)
- 1.21
Observation
- ID
- 50602
- 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
- 37791
- Name
- S2
- RA
- 266.416815
- DEC
- -29.00698
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5250 | 56.5370 | 17.4000 | 18.1000 |
| U1-U3 | 102.2060 | 102.2620 | 23.5000 | 24.3000 |
| U1-U4 | 127.7960 | 128.2020 | 50.8480 | 51.6870 |
| U2-U3 | 46.3880 | 46.4400 | 30.9000 | 31.7000 |
| U2-U4 | 86.4290 | 86.8880 | 71.9680 | 72.7570 |
| U3-U4 | 59.7860 | 60.1570 | 102.6010 | 103.2120 |
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 | 59695.29064737 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416815 |
| DEC | -29.00698 |
| 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 | 56.525 |
| HIERARCH ESO ISS PBL12 END | 56.537 |
| HIERARCH ESO ISS PBLA12 START | 17.4 |
| HIERARCH ESO ISS PBLA12 END | 18.1 |
| HIERARCH ESO ISS PBL13 START | 102.206 |
| HIERARCH ESO ISS PBL13 END | 102.262 |
| HIERARCH ESO ISS PBLA13 START | 23.5 |
| HIERARCH ESO ISS PBLA13 END | 24.3 |
| HIERARCH ESO ISS PBL14 START | 127.796 |
| HIERARCH ESO ISS PBL14 END | 128.202 |
| HIERARCH ESO ISS PBLA14 START | 50.848 |
| HIERARCH ESO ISS PBLA14 END | 51.687 |
| HIERARCH ESO ISS PBL23 START | 46.388 |
| HIERARCH ESO ISS PBL23 END | 46.44 |
| HIERARCH ESO ISS PBLA23 START | 30.9 |
| HIERARCH ESO ISS PBLA23 END | 31.7 |
| HIERARCH ESO ISS PBL24 START | 86.429 |
| HIERARCH ESO ISS PBL24 END | 86.888 |
| HIERARCH ESO ISS PBLA24 START | 71.968 |
| HIERARCH ESO ISS PBLA24 END | 72.757 |
| HIERARCH ESO ISS PBL34 START | 59.786 |
| HIERARCH ESO ISS PBL34 END | 60.157 |
| HIERARCH ESO ISS PBLA34 START | 102.601 |
| HIERARCH ESO ISS PBLA34 END | 103.212 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003134 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003134 |
| HIERARCH ESO ISS AMBI TEMP | 10.95 |
| HIERARCH ESO ISS AMBI FWHM START | 1.21 |
| HIERARCH ESO ISS AMBI FWHM END | 1.21 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |