Exposure
- ID
- GRAVI.2022-03-20T07:45:16.339_1
- Header ID
- GRAVI.2022-03-20T07:45:16.339
- Date updated
- 2022-03-20 08:00:38 UTC+0000
- Release date
- 2023-03-20 08:00:38 UTC+0000
- UTC Start
- 2022-03-20 07:45:16.339
- UTC End
- 2022-03-20 07:50:36.339
- MJD Start
- 59658.32310577
- MJD End
- 59658.3268094737
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0051445
- Ambient temperature (°C)
- 14.22
- Seeing (arcsec)
- 0.615
Observation
- ID
- 49993
- Category
- science
- Program ID
- 108.2248.001
- Program Title
- THE GALACTIC CENTER WITH GRAVITY - PROBING EVENT HORIZON SCALE PHYSICS WITH STARS AND FLARES
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ GENZEL/ STRAUBMEIER/ ROUSSELET-PERRAUT/ BRANDNER/ GARCIA/ ECKART/ OTT/ DE ZEEUW/ STADLER/ VON FELLENBERG/ WIDMANN/ HABIBI/ PERRIN/ HORROBIN/ PAUMARD/ LACOUR/ HEIßEL/ VINCENT
Target
- ID
- 37361
- Name
- S2
- RA
- 266.416769
- DEC
- -29.00713
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.2470 | 56.2560 | 3.8000 | 4.6000 |
| U1-U3 | 100.9070 | 100.9690 | 8.8000 | 9.7000 |
| U1-U4 | 117.3960 | 118.0800 | 33.3250 | 34.5190 |
| U2-U3 | 45.1540 | 45.2230 | 15.1000 | 16.2000 |
| U2-U4 | 73.8820 | 74.7900 | 55.3880 | 56.5600 |
| U3-U4 | 49.0360 | 49.8750 | 91.8980 | 92.5600 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.2248.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59658.32310577 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416769 |
| DEC | -29.00713 |
| 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 | 342.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 56.247 |
| HIERARCH ESO ISS PBL12 END | 56.256 |
| HIERARCH ESO ISS PBLA12 START | 3.8 |
| HIERARCH ESO ISS PBLA12 END | 4.6 |
| HIERARCH ESO ISS PBL13 START | 100.907 |
| HIERARCH ESO ISS PBL13 END | 100.969 |
| HIERARCH ESO ISS PBLA13 START | 8.8 |
| HIERARCH ESO ISS PBLA13 END | 9.7 |
| HIERARCH ESO ISS PBL14 START | 117.396 |
| HIERARCH ESO ISS PBL14 END | 118.08 |
| HIERARCH ESO ISS PBLA14 START | 33.325 |
| HIERARCH ESO ISS PBLA14 END | 34.519 |
| HIERARCH ESO ISS PBL23 START | 45.154 |
| HIERARCH ESO ISS PBL23 END | 45.223 |
| HIERARCH ESO ISS PBLA23 START | 15.1 |
| HIERARCH ESO ISS PBLA23 END | 16.2 |
| HIERARCH ESO ISS PBL24 START | 73.882 |
| HIERARCH ESO ISS PBL24 END | 74.79 |
| HIERARCH ESO ISS PBLA24 START | 55.388 |
| HIERARCH ESO ISS PBLA24 END | 56.56 |
| HIERARCH ESO ISS PBL34 START | 49.036 |
| HIERARCH ESO ISS PBL34 END | 49.875 |
| HIERARCH ESO ISS PBLA34 START | 91.898 |
| HIERARCH ESO ISS PBLA34 END | 92.56 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005356 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004933 |
| HIERARCH ESO ISS AMBI TEMP | 14.22 |
| HIERARCH ESO ISS AMBI FWHM START | 0.57 |
| HIERARCH ESO ISS AMBI FWHM END | 0.66 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |