Exposure
- ID
- GRAVI.2023-06-03T06:00:51.591_1
- Header ID
- GRAVI.2023-06-03T06:00:51.591
- Date updated
- 2023-06-03 06:17:12 UTC+0000
- Release date
- 2024-06-03 06:17:12 UTC+0000
- UTC Start
- 2023-06-03 06:00:51.591
- UTC End
- 2023-06-03 06:06:51.591
- MJD Start
- 60098.25059712
- MJD End
- 60098.2547637867
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003535
- Ambient temperature (°C)
- 13.83
- Seeing (arcsec)
- 0.56
Observation
- ID
- 55641
- 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
- 41204
- Name
- S4
- RA
- 266.416794
- DEC
- -29.00721
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.2790 | 56.2080 | 28.0000 | 28.6000 |
| U1-U3 | 101.9000 | 101.7430 | 34.3000 | 35.0000 |
| U1-U4 | 129.5900 | 129.2770 | 62.5220 | 63.2400 |
| U2-U3 | 46.3920 | 46.3050 | 42.1000 | 42.7000 |
| U2-U4 | 89.1500 | 88.9480 | 83.5020 | 84.2770 |
| U3-U4 | 62.4310 | 62.3630 | 112.9520 | 113.7670 |
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 | 60098.25059712 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416794 |
| DEC | -29.00721 |
| 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 | 56.279 |
| HIERARCH ESO ISS PBL12 END | 56.208 |
| HIERARCH ESO ISS PBLA12 START | 28.0 |
| HIERARCH ESO ISS PBLA12 END | 28.6 |
| HIERARCH ESO ISS PBL13 START | 101.9 |
| HIERARCH ESO ISS PBL13 END | 101.743 |
| HIERARCH ESO ISS PBLA13 START | 34.3 |
| HIERARCH ESO ISS PBLA13 END | 35.0 |
| HIERARCH ESO ISS PBL14 START | 129.59 |
| HIERARCH ESO ISS PBL14 END | 129.277 |
| HIERARCH ESO ISS PBLA14 START | 62.522 |
| HIERARCH ESO ISS PBLA14 END | 63.24 |
| HIERARCH ESO ISS PBL23 START | 46.392 |
| HIERARCH ESO ISS PBL23 END | 46.305 |
| HIERARCH ESO ISS PBLA23 START | 42.1 |
| HIERARCH ESO ISS PBLA23 END | 42.7 |
| HIERARCH ESO ISS PBL24 START | 89.15 |
| HIERARCH ESO ISS PBL24 END | 88.948 |
| HIERARCH ESO ISS PBLA24 START | 83.502 |
| HIERARCH ESO ISS PBLA24 END | 84.277 |
| HIERARCH ESO ISS PBL34 START | 62.431 |
| HIERARCH ESO ISS PBL34 END | 62.363 |
| HIERARCH ESO ISS PBLA34 START | 112.952 |
| HIERARCH ESO ISS PBLA34 END | 113.767 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003207 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003863 |
| HIERARCH ESO ISS AMBI TEMP | 13.83 |
| HIERARCH ESO ISS AMBI FWHM START | 0.59 |
| HIERARCH ESO ISS AMBI FWHM END | 0.53 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |