Exposure
- ID
- GRAVI.2023-07-06T06:19:50.297_1
- Header ID
- GRAVI.2023-07-06T06:19:50.297
- Date updated
- 2023-07-06 06:36:40 UTC+0000
- Release date
- 2024-07-06 06:36:40 UTC+0000
- UTC Start
- 2023-07-06 06:19:50.297
- UTC End
- 2023-07-06 06:25:50.297
- MJD Start
- 60131.26377658
- MJD End
- 60131.2679432467
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0056665
- Ambient temperature (°C)
- 12.64
- Seeing (arcsec)
- 0.785
Observation
- ID
- 56157
- Category
- science
- Program ID
- 111.24H1.003
- 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/ BRANDNER/ ROUSSELET-PERRAUT/ PERRIN/ GARCIA/ ECKART/ DE ZEEUW/ WIDMANN/ PAUMARD/ HORROBIN/ VINCENT/ DRESCHER/ BOURDAROT/ CAO/ LUTZ/ STURM/ RIBEIRO
Target
- ID
- 41604
- Name
- S4
- RA
- 266.416828
- DEC
- -29.00715
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 51.6580 | 51.2890 | 39.2000 | 39.4000 |
| U1-U3 | 91.2520 | 90.4130 | 45.4000 | 45.6000 |
| U1-U4 | 105.1690 | 103.2790 | 76.6630 | 77.2130 |
| U2-U3 | 40.2840 | 39.8070 | 53.3000 | 53.6000 |
| U2-U4 | 71.4800 | 70.1590 | 102.7640 | 103.8060 |
| U3-U4 | 54.6670 | 54.1520 | 136.8130 | 138.1950 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24H1.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60131.26377658 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416828 |
| DEC | -29.00715 |
| 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 | 51.658 |
| HIERARCH ESO ISS PBL12 END | 51.289 |
| HIERARCH ESO ISS PBLA12 START | 39.2 |
| HIERARCH ESO ISS PBLA12 END | 39.4 |
| HIERARCH ESO ISS PBL13 START | 91.252 |
| HIERARCH ESO ISS PBL13 END | 90.413 |
| HIERARCH ESO ISS PBLA13 START | 45.4 |
| HIERARCH ESO ISS PBLA13 END | 45.6 |
| HIERARCH ESO ISS PBL14 START | 105.169 |
| HIERARCH ESO ISS PBL14 END | 103.279 |
| HIERARCH ESO ISS PBLA14 START | 76.663 |
| HIERARCH ESO ISS PBLA14 END | 77.213 |
| HIERARCH ESO ISS PBL23 START | 40.284 |
| HIERARCH ESO ISS PBL23 END | 39.807 |
| HIERARCH ESO ISS PBLA23 START | 53.3 |
| HIERARCH ESO ISS PBLA23 END | 53.6 |
| HIERARCH ESO ISS PBL24 START | 71.48 |
| HIERARCH ESO ISS PBL24 END | 70.159 |
| HIERARCH ESO ISS PBLA24 START | 102.764 |
| HIERARCH ESO ISS PBLA24 END | 103.806 |
| HIERARCH ESO ISS PBL34 START | 54.667 |
| HIERARCH ESO ISS PBL34 END | 54.152 |
| HIERARCH ESO ISS PBLA34 START | 136.813 |
| HIERARCH ESO ISS PBLA34 END | 138.195 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005507 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005826 |
| HIERARCH ESO ISS AMBI TEMP | 12.64 |
| HIERARCH ESO ISS AMBI FWHM START | 0.73 |
| HIERARCH ESO ISS AMBI FWHM END | 0.84 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |