Exposure
- ID
- GRAVI.2023-06-02T05:57:35.129_1
- Header ID
- GRAVI.2023-06-02T05:57:35.129
- Date updated
- 2023-06-02 06:16:06 UTC+0000
- Release date
- 2024-06-02 06:16:06 UTC+0000
- UTC Start
- 2023-06-02 05:57:35.129
- UTC End
- 2023-06-02 06:03:35.129
- MJD Start
- 60097.24832325
- MJD End
- 60097.2524899167
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006274
- Ambient temperature (°C)
- 16.18
- Seeing (arcsec)
- 0.345
Observation
- ID
- 55625
- 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
- 41188
- Name
- S4
- RA
- 266.416772
- DEC
- -29.00718
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.3460 | 56.2860 | 27.2000 | 27.9000 |
| U1-U3 | 102.0500 | 101.9170 | 33.6000 | 34.3000 |
| U1-U4 | 129.8610 | 129.6200 | 61.7030 | 62.4370 |
| U2-U3 | 46.4730 | 46.4010 | 41.3000 | 42.0000 |
| U2-U4 | 89.3100 | 89.1690 | 82.6330 | 83.4110 |
| U3-U4 | 62.4680 | 62.4360 | 112.0560 | 112.8570 |
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 | 60097.24832325 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416772 |
| DEC | -29.00718 |
| 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 | 56.346 |
| HIERARCH ESO ISS PBL12 END | 56.286 |
| HIERARCH ESO ISS PBLA12 START | 27.2 |
| HIERARCH ESO ISS PBLA12 END | 27.9 |
| HIERARCH ESO ISS PBL13 START | 102.05 |
| HIERARCH ESO ISS PBL13 END | 101.917 |
| HIERARCH ESO ISS PBLA13 START | 33.6 |
| HIERARCH ESO ISS PBLA13 END | 34.3 |
| HIERARCH ESO ISS PBL14 START | 129.861 |
| HIERARCH ESO ISS PBL14 END | 129.62 |
| HIERARCH ESO ISS PBLA14 START | 61.703 |
| HIERARCH ESO ISS PBLA14 END | 62.437 |
| HIERARCH ESO ISS PBL23 START | 46.473 |
| HIERARCH ESO ISS PBL23 END | 46.401 |
| HIERARCH ESO ISS PBLA23 START | 41.3 |
| HIERARCH ESO ISS PBLA23 END | 42.0 |
| HIERARCH ESO ISS PBL24 START | 89.31 |
| HIERARCH ESO ISS PBL24 END | 89.169 |
| HIERARCH ESO ISS PBLA24 START | 82.633 |
| HIERARCH ESO ISS PBLA24 END | 83.411 |
| HIERARCH ESO ISS PBL34 START | 62.468 |
| HIERARCH ESO ISS PBL34 END | 62.436 |
| HIERARCH ESO ISS PBLA34 START | 112.056 |
| HIERARCH ESO ISS PBLA34 END | 112.857 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006621 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005927 |
| HIERARCH ESO ISS AMBI TEMP | 16.18 |
| HIERARCH ESO ISS AMBI FWHM START | 0.33 |
| HIERARCH ESO ISS AMBI FWHM END | 0.36 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |