Exposure
- ID
- GRAVI.2022-04-24T06:58:50.155_1
- Header ID
- GRAVI.2022-04-24T06:58:50.155
- Date updated
- 2022-04-24 07:15:47 UTC+0000
- Release date
- 2023-04-24 07:15:47 UTC+0000
- UTC Start
- 2022-04-24 06:58:50.155
- UTC End
- 2022-04-24 07:04:10.155
- MJD Start
- 59693.29085828
- MJD End
- 59693.2945619837
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0034015
- Ambient temperature (°C)
- 10.62
- Seeing (arcsec)
- 0.745
Observation
- ID
- 50591
- 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
- 37784
- Name
- S2
- RA
- 266.416944
- DEC
- -29.00707
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5060 | 56.5200 | 16.4000 | 17.2000 |
| U1-U3 | 102.1230 | 102.1860 | 22.5000 | 23.3000 |
| U1-U4 | 127.2120 | 127.6570 | 49.7160 | 50.5720 |
| U2-U3 | 46.3130 | 46.3700 | 29.8000 | 30.7000 |
| U2-U4 | 85.7700 | 86.2720 | 70.9060 | 71.7090 |
| U3-U4 | 59.2520 | 59.6580 | 101.7980 | 102.4030 |
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 | 59693.29085828 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416944 |
| DEC | -29.00707 |
| 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 | 102.123 |
| HIERARCH ESO ISS PBL13 END | 102.186 |
| HIERARCH ESO ISS PBLA13 START | 22.5 |
| HIERARCH ESO ISS PBLA13 END | 23.3 |
| HIERARCH ESO ISS PBL14 START | 127.212 |
| HIERARCH ESO ISS PBL14 END | 127.657 |
| HIERARCH ESO ISS PBLA14 START | 49.716 |
| HIERARCH ESO ISS PBLA14 END | 50.572 |
| HIERARCH ESO ISS PBL23 START | 46.313 |
| HIERARCH ESO ISS PBL23 END | 46.37 |
| HIERARCH ESO ISS PBLA23 START | 29.8 |
| HIERARCH ESO ISS PBLA23 END | 30.7 |
| HIERARCH ESO ISS PBL24 START | 85.77 |
| HIERARCH ESO ISS PBL24 END | 86.272 |
| HIERARCH ESO ISS PBLA24 START | 70.906 |
| HIERARCH ESO ISS PBLA24 END | 71.709 |
| HIERARCH ESO ISS PBL34 START | 59.252 |
| HIERARCH ESO ISS PBL34 END | 59.658 |
| HIERARCH ESO ISS PBLA34 START | 101.798 |
| HIERARCH ESO ISS PBLA34 END | 102.403 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003139 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003664 |
| HIERARCH ESO ISS AMBI TEMP | 10.62 |
| HIERARCH ESO ISS AMBI FWHM START | 0.83 |
| 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 |