Exposure
- ID
- GRAVI.2022-04-24T08:13:44.345_1
- Header ID
- GRAVI.2022-04-24T08:13:44.345
- Date updated
- 2022-04-24 08:30:36 UTC+0000
- Release date
- 2023-04-24 08:30:36 UTC+0000
- UTC Start
- 2022-04-24 08:13:44.345
- UTC End
- 2022-04-24 08:19:04.345
- MJD Start
- 59693.34287436
- MJD End
- 59693.3465780637
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002895
- Ambient temperature (°C)
- 10.07
- Seeing (arcsec)
- 0.955
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 | 56.4600 | 56.4250 | 25.5000 | 26.1000 |
| U1-U3 | 102.2890 | 102.2190 | 31.9000 | 32.5000 |
| U1-U4 | 130.1850 | 130.1150 | 59.8430 | 60.5160 |
| U2-U3 | 46.5940 | 46.5600 | 39.5000 | 40.2000 |
| U2-U4 | 89.4250 | 89.4230 | 80.7030 | 81.3940 |
| U3-U4 | 62.4020 | 62.4490 | 110.1390 | 110.8140 |
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 | 59693.34287436 |
| 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 | 56.46 |
| HIERARCH ESO ISS PBL12 END | 56.425 |
| HIERARCH ESO ISS PBLA12 START | 25.5 |
| HIERARCH ESO ISS PBLA12 END | 26.1 |
| HIERARCH ESO ISS PBL13 START | 102.289 |
| HIERARCH ESO ISS PBL13 END | 102.219 |
| HIERARCH ESO ISS PBLA13 START | 31.9 |
| HIERARCH ESO ISS PBLA13 END | 32.5 |
| HIERARCH ESO ISS PBL14 START | 130.185 |
| HIERARCH ESO ISS PBL14 END | 130.115 |
| HIERARCH ESO ISS PBLA14 START | 59.843 |
| HIERARCH ESO ISS PBLA14 END | 60.516 |
| HIERARCH ESO ISS PBL23 START | 46.594 |
| HIERARCH ESO ISS PBL23 END | 46.56 |
| HIERARCH ESO ISS PBLA23 START | 39.5 |
| HIERARCH ESO ISS PBLA23 END | 40.2 |
| HIERARCH ESO ISS PBL24 START | 89.425 |
| HIERARCH ESO ISS PBL24 END | 89.423 |
| HIERARCH ESO ISS PBLA24 START | 80.703 |
| HIERARCH ESO ISS PBLA24 END | 81.394 |
| HIERARCH ESO ISS PBL34 START | 62.402 |
| HIERARCH ESO ISS PBL34 END | 62.449 |
| HIERARCH ESO ISS PBLA34 START | 110.139 |
| HIERARCH ESO ISS PBLA34 END | 110.814 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003205 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002585 |
| HIERARCH ESO ISS AMBI TEMP | 10.07 |
| HIERARCH ESO ISS AMBI FWHM START | 0.88 |
| HIERARCH ESO ISS AMBI FWHM END | 1.03 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |