Exposure
- ID
- GRAVI.2023-06-07T05:51:21.940_1
- Header ID
- GRAVI.2023-06-07T05:51:21.940
- Date updated
- 2023-06-07 06:05:48 UTC+0000
- Release date
- 2024-06-07 06:05:47 UTC+0000
- UTC Start
- 2023-06-07 05:51:21.940
- UTC End
- 2023-06-07 05:57:21.940
- MJD Start
- 60102.24400393
- MJD End
- 60102.2481705967
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.011618
- Ambient temperature (°C)
- 15.36
- Seeing (arcsec)
- 0.5
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 | 56.2110 | 56.1320 | 28.6000 | 29.2000 |
| U1-U3 | 101.7480 | 101.5690 | 35.0000 | 35.6000 |
| U1-U4 | 129.2890 | 128.9150 | 63.2220 | 63.9220 |
| U2-U3 | 46.3080 | 46.2080 | 42.7000 | 43.4000 |
| U2-U4 | 88.9560 | 88.7030 | 84.2570 | 85.0240 |
| U3-U4 | 62.3660 | 62.2690 | 113.7450 | 114.5680 |
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 | 60102.24400393 |
| 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 | 56.211 |
| HIERARCH ESO ISS PBL12 END | 56.132 |
| HIERARCH ESO ISS PBLA12 START | 28.6 |
| HIERARCH ESO ISS PBLA12 END | 29.2 |
| HIERARCH ESO ISS PBL13 START | 101.748 |
| HIERARCH ESO ISS PBL13 END | 101.569 |
| HIERARCH ESO ISS PBLA13 START | 35.0 |
| HIERARCH ESO ISS PBLA13 END | 35.6 |
| HIERARCH ESO ISS PBL14 START | 129.289 |
| HIERARCH ESO ISS PBL14 END | 128.915 |
| HIERARCH ESO ISS PBLA14 START | 63.222 |
| HIERARCH ESO ISS PBLA14 END | 63.922 |
| HIERARCH ESO ISS PBL23 START | 46.308 |
| HIERARCH ESO ISS PBL23 END | 46.208 |
| HIERARCH ESO ISS PBLA23 START | 42.7 |
| HIERARCH ESO ISS PBLA23 END | 43.4 |
| HIERARCH ESO ISS PBL24 START | 88.956 |
| HIERARCH ESO ISS PBL24 END | 88.703 |
| HIERARCH ESO ISS PBLA24 START | 84.257 |
| HIERARCH ESO ISS PBLA24 END | 85.024 |
| HIERARCH ESO ISS PBL34 START | 62.366 |
| HIERARCH ESO ISS PBL34 END | 62.269 |
| HIERARCH ESO ISS PBLA34 START | 113.745 |
| HIERARCH ESO ISS PBLA34 END | 114.568 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.011152 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.012084 |
| HIERARCH ESO ISS AMBI TEMP | 15.36 |
| HIERARCH ESO ISS AMBI FWHM START | 0.49 |
| HIERARCH ESO ISS AMBI FWHM END | 0.51 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |