Exposure
- ID
- GRAVI.2023-07-07T04:15:17.668_1
- Header ID
- GRAVI.2023-07-07T04:15:17.668
- Date updated
- 2023-07-07 04:30:49 UTC+0000
- Release date
- 2024-07-07 04:30:49 UTC+0000
- UTC Start
- 2023-07-07 04:15:17.668
- UTC End
- 2023-07-07 04:21:17.668
- MJD Start
- 60132.17728782
- MJD End
- 60132.1814544867
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0029995
- Ambient temperature (°C)
- 9.36
- Seeing (arcsec)
- 0.845
Observation
- ID
- 56167
- 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
- 41612
- Name
- S4
- RA
- 266.416849
- DEC
- -29.00721
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 55.9040 | 55.7890 | 30.7000 | 31.3000 |
| U1-U3 | 101.0440 | 100.7790 | 37.1000 | 37.7000 |
| U1-U4 | 127.7590 | 127.1560 | 65.5400 | 66.2090 |
| U2-U3 | 45.9090 | 45.7570 | 44.9000 | 45.5000 |
| U2-U4 | 87.8830 | 87.4450 | 86.8480 | 87.6240 |
| U3-U4 | 61.9140 | 61.7140 | 116.5860 | 117.4700 |
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 | 60132.17728782 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416849 |
| 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 | 55.904 |
| HIERARCH ESO ISS PBL12 END | 55.789 |
| HIERARCH ESO ISS PBLA12 START | 30.7 |
| HIERARCH ESO ISS PBLA12 END | 31.3 |
| HIERARCH ESO ISS PBL13 START | 101.044 |
| HIERARCH ESO ISS PBL13 END | 100.779 |
| HIERARCH ESO ISS PBLA13 START | 37.1 |
| HIERARCH ESO ISS PBLA13 END | 37.7 |
| HIERARCH ESO ISS PBL14 START | 127.759 |
| HIERARCH ESO ISS PBL14 END | 127.156 |
| HIERARCH ESO ISS PBLA14 START | 65.54 |
| HIERARCH ESO ISS PBLA14 END | 66.209 |
| HIERARCH ESO ISS PBL23 START | 45.909 |
| HIERARCH ESO ISS PBL23 END | 45.757 |
| HIERARCH ESO ISS PBLA23 START | 44.9 |
| HIERARCH ESO ISS PBLA23 END | 45.5 |
| HIERARCH ESO ISS PBL24 START | 87.883 |
| HIERARCH ESO ISS PBL24 END | 87.445 |
| HIERARCH ESO ISS PBLA24 START | 86.848 |
| HIERARCH ESO ISS PBLA24 END | 87.624 |
| HIERARCH ESO ISS PBL34 START | 61.914 |
| HIERARCH ESO ISS PBL34 END | 61.714 |
| HIERARCH ESO ISS PBLA34 START | 116.586 |
| HIERARCH ESO ISS PBLA34 END | 117.47 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00323 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002769 |
| HIERARCH ESO ISS AMBI TEMP | 9.36 |
| HIERARCH ESO ISS AMBI FWHM START | 0.78 |
| HIERARCH ESO ISS AMBI FWHM END | 0.91 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |