Exposure
- ID
- GRAVI.2021-05-23T06:04:36.391_1
- Header ID
- GRAVI.2021-05-23T06:04:36.391
- Date updated
- 2021-05-23 06:20:31 UTC+0000
- Release date
- 2022-05-23 06:20:31 UTC+0000
- UTC Start
- 2021-05-23 06:04:36.391
- UTC End
- 2021-05-23 06:09:56.391
- MJD Start
- 59357.25319897
- MJD End
- 59357.2569026737
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0083465
- Ambient temperature (°C)
- 11.66
- Seeing (arcsec)
- 0.24
Observation
- ID
- 47450
- Category
- science
- Program ID
- 105.20B2.002
- Program Title
- THE GALACTIC CENTER AT UNPRECEDENTED RESOLUTION - PROBING GENERAL RELATIVITY WITH GRAVITY
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ PERRIN/ STRAUBMEIER/ ROUSSELET-PERRAUT/ GARCIA/ BRANDNER/ GENZEL/ ECKART/ PAUMARD/ CL'ENET/ GAO/ HABIBI/ HORROBIN/ KERVELLA/ OTT/ WIDMANN/ VON FELLENBERG/ HENNING/ PFUHL/ WAISBERG/ DEXTER/ DE ZEEUW/ AMORIM
Target
- ID
- 35589
- Name
- S2
- RA
- 266.416924
- DEC
- -29.00736
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5210 | 56.5000 | 23.9000 | 24.6000 |
| U1-U3 | 102.4010 | 102.3660 | 30.2000 | 30.9000 |
| U1-U4 | 130.1620 | 130.2050 | 58.0980 | 58.8080 |
| U2-U3 | 46.6380 | 46.6270 | 37.9000 | 38.6000 |
| U2-U4 | 89.2540 | 89.3540 | 78.9450 | 79.6550 |
| U3-U4 | 62.1710 | 62.2850 | 108.4750 | 109.1380 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 105.20B2.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59357.25319897 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416924 |
| DEC | -29.00736 |
| 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 | 56.521 |
| HIERARCH ESO ISS PBL12 END | 56.5 |
| HIERARCH ESO ISS PBLA12 START | 23.9 |
| HIERARCH ESO ISS PBLA12 END | 24.6 |
| HIERARCH ESO ISS PBL13 START | 102.401 |
| HIERARCH ESO ISS PBL13 END | 102.366 |
| HIERARCH ESO ISS PBLA13 START | 30.2 |
| HIERARCH ESO ISS PBLA13 END | 30.9 |
| HIERARCH ESO ISS PBL14 START | 130.162 |
| HIERARCH ESO ISS PBL14 END | 130.205 |
| HIERARCH ESO ISS PBLA14 START | 58.098 |
| HIERARCH ESO ISS PBLA14 END | 58.808 |
| HIERARCH ESO ISS PBL23 START | 46.638 |
| HIERARCH ESO ISS PBL23 END | 46.627 |
| HIERARCH ESO ISS PBLA23 START | 37.9 |
| HIERARCH ESO ISS PBLA23 END | 38.6 |
| HIERARCH ESO ISS PBL24 START | 89.254 |
| HIERARCH ESO ISS PBL24 END | 89.354 |
| HIERARCH ESO ISS PBLA24 START | 78.945 |
| HIERARCH ESO ISS PBLA24 END | 79.655 |
| HIERARCH ESO ISS PBL34 START | 62.171 |
| HIERARCH ESO ISS PBL34 END | 62.285 |
| HIERARCH ESO ISS PBLA34 START | 108.475 |
| HIERARCH ESO ISS PBLA34 END | 109.138 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.009615 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007078 |
| HIERARCH ESO ISS AMBI TEMP | 11.66 |
| HIERARCH ESO ISS AMBI FWHM START | 0.22 |
| HIERARCH ESO ISS AMBI FWHM END | 0.26 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |