Exposure
- ID
- GRAVI.2022-05-20T09:29:39.305_1
- Header ID
- GRAVI.2022-05-20T09:29:39.305
- Date updated
- 2022-05-20 09:41:04 UTC+0000
- Release date
- 2023-05-20 09:41:04 UTC+0000
- UTC Start
- 2022-05-20 09:29:39.305
- UTC End
- 2022-05-20 09:34:59.305
- MJD Start
- 59719.39559381
- MJD End
- 59719.3992975137
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0063445
- Ambient temperature (°C)
- 12.02
- Seeing (arcsec)
- 0.395
Observation
- ID
- 50946
- Category
- science
- Program ID
- 109.22ZA.002
- 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
- 37997
- Name
- S2
- RA
- 266.416858
- DEC
- -29.00723
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 51.3160 | 50.9810 | 39.4000 | 39.7000 |
| U1-U3 | 90.4760 | 89.7150 | 45.6000 | 45.8000 |
| U1-U4 | 103.4200 | 101.7140 | 77.1720 | 77.6520 |
| U2-U3 | 39.8430 | 39.4110 | 53.6000 | 53.8000 |
| U2-U4 | 70.2580 | 69.0730 | 103.7290 | 104.6680 |
| U3-U4 | 54.1900 | 53.7370 | 138.0920 | 139.3320 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.22ZA.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59719.39559381 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416858 |
| DEC | -29.00723 |
| 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 | 51.316 |
| HIERARCH ESO ISS PBL12 END | 50.981 |
| HIERARCH ESO ISS PBLA12 START | 39.4 |
| HIERARCH ESO ISS PBLA12 END | 39.7 |
| HIERARCH ESO ISS PBL13 START | 90.476 |
| HIERARCH ESO ISS PBL13 END | 89.715 |
| HIERARCH ESO ISS PBLA13 START | 45.6 |
| HIERARCH ESO ISS PBLA13 END | 45.8 |
| HIERARCH ESO ISS PBL14 START | 103.42 |
| HIERARCH ESO ISS PBL14 END | 101.714 |
| HIERARCH ESO ISS PBLA14 START | 77.172 |
| HIERARCH ESO ISS PBLA14 END | 77.652 |
| HIERARCH ESO ISS PBL23 START | 39.843 |
| HIERARCH ESO ISS PBL23 END | 39.411 |
| HIERARCH ESO ISS PBLA23 START | 53.6 |
| HIERARCH ESO ISS PBLA23 END | 53.8 |
| HIERARCH ESO ISS PBL24 START | 70.258 |
| HIERARCH ESO ISS PBL24 END | 69.073 |
| HIERARCH ESO ISS PBLA24 START | 103.729 |
| HIERARCH ESO ISS PBLA24 END | 104.668 |
| HIERARCH ESO ISS PBL34 START | 54.19 |
| HIERARCH ESO ISS PBL34 END | 53.737 |
| HIERARCH ESO ISS PBLA34 START | 138.092 |
| HIERARCH ESO ISS PBLA34 END | 139.332 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006299 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00639 |
| HIERARCH ESO ISS AMBI TEMP | 12.02 |
| HIERARCH ESO ISS AMBI FWHM START | 0.47 |
| HIERARCH ESO ISS AMBI FWHM END | 0.32 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5299 |