Exposure
- ID
- GRAVI.2023-06-07T03:42:12.589_1
- Header ID
- GRAVI.2023-06-07T03:42:12.589
- Date updated
- 2023-06-07 03:57:49 UTC+0000
- Release date
- 2024-06-07 03:57:49 UTC+0000
- UTC Start
- 2023-06-07 03:42:12.589
- UTC End
- 2023-06-07 03:48:12.589
- MJD Start
- 60102.15431237
- MJD End
- 60102.1584790367
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.010067
- Ambient temperature (°C)
- 15.44
- Seeing (arcsec)
- 0.395
Observation
- ID
- 55690
- 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
- 41250
- Name
- S4
- RA
- 266.41684
- DEC
- -29.00731
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.4300 | 56.4520 | 13.1000 | 14.0000 |
| U1-U3 | 101.7990 | 101.8890 | 19.0000 | 19.9000 |
| U1-U4 | 124.9630 | 125.5970 | 45.7840 | 46.8470 |
| U2-U3 | 46.0230 | 46.1040 | 26.2000 | 27.2000 |
| U2-U4 | 83.2090 | 83.9370 | 67.2390 | 68.2290 |
| U3-U4 | 57.1630 | 57.7600 | 99.1750 | 99.8620 |
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 | 60102.15431237 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.41684 |
| DEC | -29.00731 |
| 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 | 56.43 |
| HIERARCH ESO ISS PBL12 END | 56.452 |
| HIERARCH ESO ISS PBLA12 START | 13.1 |
| HIERARCH ESO ISS PBLA12 END | 14.0 |
| HIERARCH ESO ISS PBL13 START | 101.799 |
| HIERARCH ESO ISS PBL13 END | 101.889 |
| HIERARCH ESO ISS PBLA13 START | 19.0 |
| HIERARCH ESO ISS PBLA13 END | 19.9 |
| HIERARCH ESO ISS PBL14 START | 124.963 |
| HIERARCH ESO ISS PBL14 END | 125.597 |
| HIERARCH ESO ISS PBLA14 START | 45.784 |
| HIERARCH ESO ISS PBLA14 END | 46.847 |
| HIERARCH ESO ISS PBL23 START | 46.023 |
| HIERARCH ESO ISS PBL23 END | 46.104 |
| HIERARCH ESO ISS PBLA23 START | 26.2 |
| HIERARCH ESO ISS PBLA23 END | 27.2 |
| HIERARCH ESO ISS PBL24 START | 83.209 |
| HIERARCH ESO ISS PBL24 END | 83.937 |
| HIERARCH ESO ISS PBLA24 START | 67.239 |
| HIERARCH ESO ISS PBLA24 END | 68.229 |
| HIERARCH ESO ISS PBL34 START | 57.163 |
| HIERARCH ESO ISS PBL34 END | 57.76 |
| HIERARCH ESO ISS PBLA34 START | 99.175 |
| HIERARCH ESO ISS PBLA34 END | 99.862 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.010216 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009918 |
| HIERARCH ESO ISS AMBI TEMP | 15.44 |
| HIERARCH ESO ISS AMBI FWHM START | 0.42 |
| HIERARCH ESO ISS AMBI FWHM END | 0.37 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |