Exposure
- ID
- GRAVI.2023-06-07T05:21:21.859_1
- Header ID
- GRAVI.2023-06-07T05:21:21.859
- Date updated
- 2023-06-07 05:35:36 UTC+0000
- Release date
- 2024-06-07 05:35:36 UTC+0000
- UTC Start
- 2023-06-07 05:21:21.859
- UTC End
- 2023-06-07 05:27:21.859
- MJD Start
- 60102.22316966
- MJD End
- 60102.2273363267
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.01217
- Ambient temperature (°C)
- 15.28
- Seeing (arcsec)
- 0.42
Observation
- ID
- 55691
- 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
- 41251
- Name
- S4
- RA
- 266.416567
- DEC
- -29.00724
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.4620 | 56.4230 | 25.5000 | 26.2000 |
| U1-U3 | 102.2930 | 102.2130 | 31.8000 | 32.5000 |
| U1-U4 | 130.1890 | 130.1080 | 59.7950 | 60.5640 |
| U2-U3 | 46.5960 | 46.5570 | 39.5000 | 40.2000 |
| U2-U4 | 89.4240 | 89.4210 | 80.6550 | 81.4430 |
| U3-U4 | 62.3980 | 62.4510 | 110.0920 | 110.8630 |
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 | 60102.22316966 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416567 |
| DEC | -29.00724 |
| 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 | 56.462 |
| HIERARCH ESO ISS PBL12 END | 56.423 |
| HIERARCH ESO ISS PBLA12 START | 25.5 |
| HIERARCH ESO ISS PBLA12 END | 26.2 |
| HIERARCH ESO ISS PBL13 START | 102.293 |
| HIERARCH ESO ISS PBL13 END | 102.213 |
| HIERARCH ESO ISS PBLA13 START | 31.8 |
| HIERARCH ESO ISS PBLA13 END | 32.5 |
| HIERARCH ESO ISS PBL14 START | 130.189 |
| HIERARCH ESO ISS PBL14 END | 130.108 |
| HIERARCH ESO ISS PBLA14 START | 59.795 |
| HIERARCH ESO ISS PBLA14 END | 60.564 |
| HIERARCH ESO ISS PBL23 START | 46.596 |
| HIERARCH ESO ISS PBL23 END | 46.557 |
| HIERARCH ESO ISS PBLA23 START | 39.5 |
| HIERARCH ESO ISS PBLA23 END | 40.2 |
| HIERARCH ESO ISS PBL24 START | 89.424 |
| HIERARCH ESO ISS PBL24 END | 89.421 |
| HIERARCH ESO ISS PBLA24 START | 80.655 |
| HIERARCH ESO ISS PBLA24 END | 81.443 |
| HIERARCH ESO ISS PBL34 START | 62.398 |
| HIERARCH ESO ISS PBL34 END | 62.451 |
| HIERARCH ESO ISS PBLA34 START | 110.092 |
| HIERARCH ESO ISS PBLA34 END | 110.863 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.01217 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.01217 |
| HIERARCH ESO ISS AMBI TEMP | 15.28 |
| HIERARCH ESO ISS AMBI FWHM START | 0.37 |
| HIERARCH ESO ISS AMBI FWHM END | 0.47 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |