Exposure
- ID
- GRAVI.2023-08-29T01:16:13.903_1
- Header ID
- GRAVI.2023-08-29T01:16:13.903
- Date updated
- 2023-08-29 01:30:20 UTC+0000
- Release date
- 2024-08-29 01:30:20 UTC+0000
- UTC Start
- 2023-08-29 01:16:13.903
- UTC End
- 2023-08-29 01:22:13.903
- MJD Start
- 60185.05293869
- MJD End
- 60185.05710535667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0031845
- Ambient temperature (°C)
- 13.57
- Seeing (arcsec)
- 0.79
Observation
- ID
- 56805
- Category
- science
- Program ID
- 111.24H1.005
- 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
- 42098
- Name
- S4
- RA
- 266.417574
- DEC
- -29.00709
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 55.2940 | 55.1260 | 33.3000 | 33.8000 |
| U1-U3 | 99.6280 | 99.2350 | 39.6000 | 40.1000 |
| U1-U4 | 124.4840 | 123.5650 | 68.4780 | 69.1040 |
| U2-U3 | 45.0930 | 44.8660 | 47.4000 | 48.0000 |
| U2-U4 | 85.4770 | 84.7970 | 90.3780 | 91.1740 |
| U3-U4 | 60.7950 | 60.4760 | 120.7240 | 121.6970 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24H1.005 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60185.05293869 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.417574 |
| DEC | -29.00709 |
| 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 | 55.294 |
| HIERARCH ESO ISS PBL12 END | 55.126 |
| HIERARCH ESO ISS PBLA12 START | 33.3 |
| HIERARCH ESO ISS PBLA12 END | 33.8 |
| HIERARCH ESO ISS PBL13 START | 99.628 |
| HIERARCH ESO ISS PBL13 END | 99.235 |
| HIERARCH ESO ISS PBLA13 START | 39.6 |
| HIERARCH ESO ISS PBLA13 END | 40.1 |
| HIERARCH ESO ISS PBL14 START | 124.484 |
| HIERARCH ESO ISS PBL14 END | 123.565 |
| HIERARCH ESO ISS PBLA14 START | 68.478 |
| HIERARCH ESO ISS PBLA14 END | 69.104 |
| HIERARCH ESO ISS PBL23 START | 45.093 |
| HIERARCH ESO ISS PBL23 END | 44.866 |
| HIERARCH ESO ISS PBLA23 START | 47.4 |
| HIERARCH ESO ISS PBLA23 END | 48.0 |
| HIERARCH ESO ISS PBL24 START | 85.477 |
| HIERARCH ESO ISS PBL24 END | 84.797 |
| HIERARCH ESO ISS PBLA24 START | 90.378 |
| HIERARCH ESO ISS PBLA24 END | 91.174 |
| HIERARCH ESO ISS PBL34 START | 60.795 |
| HIERARCH ESO ISS PBL34 END | 60.476 |
| HIERARCH ESO ISS PBLA34 START | 120.724 |
| HIERARCH ESO ISS PBLA34 END | 121.697 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002776 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003593 |
| HIERARCH ESO ISS AMBI TEMP | 13.57 |
| HIERARCH ESO ISS AMBI FWHM START | 0.88 |
| HIERARCH ESO ISS AMBI FWHM END | 0.7 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5220 |