Exposure
- ID
- GRAVI.2022-04-26T06:50:52.914_1
- Header ID
- GRAVI.2022-04-26T06:50:52.914
- Date updated
- 2022-04-26 07:05:39 UTC+0000
- Release date
- 2023-04-26 07:05:39 UTC+0000
- UTC Start
- 2022-04-26 06:50:52.914
- UTC End
- 2022-04-26 06:56:12.914
- MJD Start
- 59695.28533465
- MJD End
- 59695.2890383537
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003134
- Ambient temperature (°C)
- 10.97
- Seeing (arcsec)
- 1.21
Observation
- ID
- 50602
- Category
- science
- Program ID
- 109.22ZA.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/ OTT/ STRAUBMEIER/ ROUSSELET-PERRAUT/ BRANDNER/ GARCIA/ ECKART/ DE ZEEUW/ STADLER/ VON FELLENBERG/ WIDMANN/ PERRIN/ PAUMARD/ HORROBIN/ VINCENT/ HEIßEL/ DRESCHER/ BOURDAROT/ STRAUB/ CAO
Target
- ID
- 37791
- Name
- S2
- RA
- 266.416815
- DEC
- -29.00698
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5060 | 56.5200 | 16.4000 | 17.2000 |
| U1-U3 | 102.1210 | 102.1860 | 22.5000 | 23.2000 |
| U1-U4 | 127.2030 | 127.6510 | 49.6980 | 50.5600 |
| U2-U3 | 46.3120 | 46.3700 | 29.8000 | 30.6000 |
| U2-U4 | 85.7600 | 86.2660 | 70.8900 | 71.6970 |
| U3-U4 | 59.2440 | 59.6530 | 101.7850 | 102.3940 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.22ZA.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59695.28533465 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416815 |
| DEC | -29.00698 |
| 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 | 56.506 |
| HIERARCH ESO ISS PBL12 END | 56.52 |
| HIERARCH ESO ISS PBLA12 START | 16.4 |
| HIERARCH ESO ISS PBLA12 END | 17.2 |
| HIERARCH ESO ISS PBL13 START | 102.121 |
| HIERARCH ESO ISS PBL13 END | 102.186 |
| HIERARCH ESO ISS PBLA13 START | 22.5 |
| HIERARCH ESO ISS PBLA13 END | 23.2 |
| HIERARCH ESO ISS PBL14 START | 127.203 |
| HIERARCH ESO ISS PBL14 END | 127.651 |
| HIERARCH ESO ISS PBLA14 START | 49.698 |
| HIERARCH ESO ISS PBLA14 END | 50.56 |
| HIERARCH ESO ISS PBL23 START | 46.312 |
| HIERARCH ESO ISS PBL23 END | 46.37 |
| HIERARCH ESO ISS PBLA23 START | 29.8 |
| HIERARCH ESO ISS PBLA23 END | 30.6 |
| HIERARCH ESO ISS PBL24 START | 85.76 |
| HIERARCH ESO ISS PBL24 END | 86.266 |
| HIERARCH ESO ISS PBLA24 START | 70.89 |
| HIERARCH ESO ISS PBLA24 END | 71.697 |
| HIERARCH ESO ISS PBL34 START | 59.244 |
| HIERARCH ESO ISS PBL34 END | 59.653 |
| HIERARCH ESO ISS PBLA34 START | 101.785 |
| HIERARCH ESO ISS PBLA34 END | 102.394 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003134 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003134 |
| HIERARCH ESO ISS AMBI TEMP | 10.97 |
| HIERARCH ESO ISS AMBI FWHM START | 1.21 |
| HIERARCH ESO ISS AMBI FWHM END | 1.21 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |