Exposure
- ID
- GRAVI.2023-06-02T06:34:56.229_1
- Header ID
- GRAVI.2023-06-02T06:34:56.229
- Date updated
- 2023-06-02 06:47:59 UTC+0000
- Release date
- 2024-06-02 06:47:59 UTC+0000
- UTC Start
- 2023-06-02 06:34:56.229
- UTC End
- 2023-06-02 06:40:56.229
- MJD Start
- 60097.27426191
- MJD End
- 60097.2784285767
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008524
- Ambient temperature (°C)
- 15.59
- Seeing (arcsec)
- 0.28
Observation
- ID
- 55625
- Category
- science
- Program ID
- 111.24H1.002
- 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/ BRANDNER/ ROUSSELET-PERRAUT/ PERRIN/ GARCIA/ ECKART/ DE ZEEUW/ WIDMANN/ PAUMARD/ HORROBIN/ VINCENT/ DRESCHER/ BOURDAROT/ CAO/ LUTZ/ STURM/ RIBEIRO
Target
- ID
- 41188
- Name
- S4
- RA
- 266.416772
- DEC
- -29.00718
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 55.8690 | 55.7510 | 30.9000 | 31.5000 |
| U1-U3 | 100.9640 | 100.6910 | 37.3000 | 37.9000 |
| U1-U4 | 127.5780 | 126.9530 | 65.7500 | 66.4150 |
| U2-U3 | 45.8630 | 45.7060 | 45.1000 | 45.6000 |
| U2-U4 | 87.7520 | 87.2970 | 87.0900 | 87.8670 |
| U3-U4 | 61.8550 | 61.6460 | 116.8600 | 117.7500 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24H1.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60097.27426191 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416772 |
| DEC | -29.00718 |
| 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 | 389.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 55.869 |
| HIERARCH ESO ISS PBL12 END | 55.751 |
| HIERARCH ESO ISS PBLA12 START | 30.9 |
| HIERARCH ESO ISS PBLA12 END | 31.5 |
| HIERARCH ESO ISS PBL13 START | 100.964 |
| HIERARCH ESO ISS PBL13 END | 100.691 |
| HIERARCH ESO ISS PBLA13 START | 37.3 |
| HIERARCH ESO ISS PBLA13 END | 37.9 |
| HIERARCH ESO ISS PBL14 START | 127.578 |
| HIERARCH ESO ISS PBL14 END | 126.953 |
| HIERARCH ESO ISS PBLA14 START | 65.75 |
| HIERARCH ESO ISS PBLA14 END | 66.415 |
| HIERARCH ESO ISS PBL23 START | 45.863 |
| HIERARCH ESO ISS PBL23 END | 45.706 |
| HIERARCH ESO ISS PBLA23 START | 45.1 |
| HIERARCH ESO ISS PBLA23 END | 45.6 |
| HIERARCH ESO ISS PBL24 START | 87.752 |
| HIERARCH ESO ISS PBL24 END | 87.297 |
| HIERARCH ESO ISS PBLA24 START | 87.09 |
| HIERARCH ESO ISS PBLA24 END | 87.867 |
| HIERARCH ESO ISS PBL34 START | 61.855 |
| HIERARCH ESO ISS PBL34 END | 61.646 |
| HIERARCH ESO ISS PBLA34 START | 116.86 |
| HIERARCH ESO ISS PBLA34 END | 117.75 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007513 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009535 |
| HIERARCH ESO ISS AMBI TEMP | 15.59 |
| HIERARCH ESO ISS AMBI FWHM START | 0.28 |
| HIERARCH ESO ISS AMBI FWHM END | 0.28 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |