Exposure
- ID
- GRAVI.2022-04-24T09:16:26.502_1
- Header ID
- GRAVI.2022-04-24T09:16:26.502
- Date updated
- 2022-04-24 09:30:40 UTC+0000
- Release date
- 2023-04-24 09:30:40 UTC+0000
- UTC Start
- 2022-04-24 09:16:26.502
- UTC End
- 2022-04-24 09:21:46.502
- MJD Start
- 59693.38641785
- MJD End
- 59693.3901215537
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0021745
- Ambient temperature (°C)
- 9.64
- Seeing (arcsec)
- 1.26
Observation
- ID
- 50592
- 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
- 37785
- Name
- S2
- RA
- 266.416938
- DEC
- -29.00708
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 55.6990 | 55.5830 | 31.7000 | 32.2000 |
| U1-U3 | 100.5700 | 100.2990 | 38.1000 | 38.6000 |
| U1-U4 | 126.6740 | 126.0480 | 66.6910 | 67.2590 |
| U2-U3 | 45.6370 | 45.4800 | 45.9000 | 46.4000 |
| U2-U4 | 87.0930 | 86.6320 | 88.1920 | 88.8730 |
| U3-U4 | 61.5520 | 61.3370 | 118.1260 | 118.9230 |
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 | 59693.38641785 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416938 |
| DEC | -29.00708 |
| 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 | 55.699 |
| HIERARCH ESO ISS PBL12 END | 55.583 |
| HIERARCH ESO ISS PBLA12 START | 31.7 |
| HIERARCH ESO ISS PBLA12 END | 32.2 |
| HIERARCH ESO ISS PBL13 START | 100.57 |
| HIERARCH ESO ISS PBL13 END | 100.299 |
| HIERARCH ESO ISS PBLA13 START | 38.1 |
| HIERARCH ESO ISS PBLA13 END | 38.6 |
| HIERARCH ESO ISS PBL14 START | 126.674 |
| HIERARCH ESO ISS PBL14 END | 126.048 |
| HIERARCH ESO ISS PBLA14 START | 66.691 |
| HIERARCH ESO ISS PBLA14 END | 67.259 |
| HIERARCH ESO ISS PBL23 START | 45.637 |
| HIERARCH ESO ISS PBL23 END | 45.48 |
| HIERARCH ESO ISS PBLA23 START | 45.9 |
| HIERARCH ESO ISS PBLA23 END | 46.4 |
| HIERARCH ESO ISS PBL24 START | 87.093 |
| HIERARCH ESO ISS PBL24 END | 86.632 |
| HIERARCH ESO ISS PBLA24 START | 88.192 |
| HIERARCH ESO ISS PBLA24 END | 88.873 |
| HIERARCH ESO ISS PBL34 START | 61.552 |
| HIERARCH ESO ISS PBL34 END | 61.337 |
| HIERARCH ESO ISS PBLA34 START | 118.126 |
| HIERARCH ESO ISS PBLA34 END | 118.923 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001955 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002394 |
| HIERARCH ESO ISS AMBI TEMP | 9.64 |
| HIERARCH ESO ISS AMBI FWHM START | 1.37 |
| HIERARCH ESO ISS AMBI FWHM END | 1.15 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |