Exposure
- ID
- GRAVI.2023-07-07T04:08:05.647_1
- Header ID
- GRAVI.2023-07-07T04:08:05.647
- Date updated
- 2023-07-07 04:20:49 UTC+0000
- Release date
- 2024-07-07 04:20:49 UTC+0000
- UTC Start
- 2023-07-07 04:08:05.647
- UTC End
- 2023-07-07 04:14:05.647
- MJD Start
- 60132.17228758
- MJD End
- 60132.1764542467
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0031915
- Ambient temperature (°C)
- 9.39
- Seeing (arcsec)
- 0.72
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 | 56.0180 | 55.9150 | 30.0000 | 30.6000 |
| U1-U3 | 101.3080 | 101.0710 | 36.4000 | 37.0000 |
| U1-U4 | 128.3470 | 127.8200 | 64.7870 | 65.4680 |
| U2-U3 | 46.0600 | 45.9250 | 44.2000 | 44.8000 |
| U2-U4 | 88.3050 | 87.9270 | 85.9900 | 86.7650 |
| U3-U4 | 62.1010 | 61.9340 | 115.6260 | 116.4920 |
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 | 60132.17228758 |
| 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 | 56.018 |
| HIERARCH ESO ISS PBL12 END | 55.915 |
| HIERARCH ESO ISS PBLA12 START | 30.0 |
| HIERARCH ESO ISS PBLA12 END | 30.6 |
| HIERARCH ESO ISS PBL13 START | 101.308 |
| HIERARCH ESO ISS PBL13 END | 101.071 |
| HIERARCH ESO ISS PBLA13 START | 36.4 |
| HIERARCH ESO ISS PBLA13 END | 37.0 |
| HIERARCH ESO ISS PBL14 START | 128.347 |
| HIERARCH ESO ISS PBL14 END | 127.82 |
| HIERARCH ESO ISS PBLA14 START | 64.787 |
| HIERARCH ESO ISS PBLA14 END | 65.468 |
| HIERARCH ESO ISS PBL23 START | 46.06 |
| HIERARCH ESO ISS PBL23 END | 45.925 |
| HIERARCH ESO ISS PBLA23 START | 44.2 |
| HIERARCH ESO ISS PBLA23 END | 44.8 |
| HIERARCH ESO ISS PBL24 START | 88.305 |
| HIERARCH ESO ISS PBL24 END | 87.927 |
| HIERARCH ESO ISS PBLA24 START | 85.99 |
| HIERARCH ESO ISS PBLA24 END | 86.765 |
| HIERARCH ESO ISS PBL34 START | 62.101 |
| HIERARCH ESO ISS PBL34 END | 61.934 |
| HIERARCH ESO ISS PBLA34 START | 115.626 |
| HIERARCH ESO ISS PBLA34 END | 116.492 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003153 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00323 |
| HIERARCH ESO ISS AMBI TEMP | 9.39 |
| HIERARCH ESO ISS AMBI FWHM START | 0.66 |
| HIERARCH ESO ISS AMBI FWHM END | 0.78 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |