Exposure
- ID
- GRAVI.2022-05-20T10:14:18.418_1
- Header ID
- GRAVI.2022-05-20T10:14:18.418
- Date updated
- 2022-05-20 10:21:01 UTC+0000
- Release date
- 2023-05-20 10:21:01 UTC+0000
- UTC Start
- 2022-05-20 10:14:18.418
- UTC End
- 2022-05-20 10:14:38.418
- MJD Start
- 59719.42660206
- MJD End
- 59719.4268335415
- Exposure time (s)
- 20.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0049655
- Ambient temperature (°C)
- 11.97
- Seeing (arcsec)
- 0.58
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 | 48.3840 | 48.3490 | 40.9000 | 40.9000 |
| U1-U3 | 83.8620 | 83.7840 | 46.9000 | 46.9000 |
| U1-U4 | 88.7570 | 88.5860 | 80.9270 | 80.9670 |
| U2-U3 | 36.1020 | 36.0580 | 55.0000 | 55.0000 |
| U2-U4 | 60.3670 | 60.2550 | 111.9670 | 112.0670 |
| U3-U4 | 50.7350 | 50.7010 | 148.6050 | 148.7260 |
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 | 59719.42660206 |
| 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 | 34.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 2 |
| HIERARCH ESO ISS PBL12 START | 48.384 |
| HIERARCH ESO ISS PBL12 END | 48.349 |
| HIERARCH ESO ISS PBLA12 START | 40.9 |
| HIERARCH ESO ISS PBLA12 END | 40.9 |
| HIERARCH ESO ISS PBL13 START | 83.862 |
| HIERARCH ESO ISS PBL13 END | 83.784 |
| HIERARCH ESO ISS PBLA13 START | 46.9 |
| HIERARCH ESO ISS PBLA13 END | 46.9 |
| HIERARCH ESO ISS PBL14 START | 88.757 |
| HIERARCH ESO ISS PBL14 END | 88.586 |
| HIERARCH ESO ISS PBLA14 START | 80.927 |
| HIERARCH ESO ISS PBLA14 END | 80.967 |
| HIERARCH ESO ISS PBL23 START | 36.102 |
| HIERARCH ESO ISS PBL23 END | 36.058 |
| HIERARCH ESO ISS PBLA23 START | 55.0 |
| HIERARCH ESO ISS PBLA23 END | 55.0 |
| HIERARCH ESO ISS PBL24 START | 60.367 |
| HIERARCH ESO ISS PBL24 END | 60.255 |
| HIERARCH ESO ISS PBLA24 START | 111.967 |
| HIERARCH ESO ISS PBLA24 END | 112.067 |
| HIERARCH ESO ISS PBL34 START | 50.735 |
| HIERARCH ESO ISS PBL34 END | 50.701 |
| HIERARCH ESO ISS PBLA34 START | 148.605 |
| HIERARCH ESO ISS PBLA34 END | 148.726 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005641 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00429 |
| HIERARCH ESO ISS AMBI TEMP | 11.97 |
| HIERARCH ESO ISS AMBI FWHM START | 0.56 |
| HIERARCH ESO ISS AMBI FWHM END | 0.6 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5299 |