Exposure
- ID
- GRAVI.2022-03-20T07:29:16.298_1
- Header ID
- GRAVI.2022-03-20T07:29:16.298
- Date updated
- 2022-03-20 07:45:53 UTC+0000
- Release date
- 2023-03-20 07:45:53 UTC+0000
- UTC Start
- 2022-03-20 07:29:16.298
- UTC End
- 2022-03-20 07:34:36.298
- MJD Start
- 59658.31199419
- MJD End
- 59658.3156978937
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004976
- Ambient temperature (°C)
- 13.75
- Seeing (arcsec)
- 0.59
Observation
- ID
- 49993
- Category
- science
- Program ID
- 108.2248.001
- Program Title
- THE GALACTIC CENTER WITH GRAVITY - PROBING EVENT HORIZON SCALE PHYSICS WITH STARS AND FLARES
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ GENZEL/ STRAUBMEIER/ ROUSSELET-PERRAUT/ BRANDNER/ GARCIA/ ECKART/ OTT/ DE ZEEUW/ STADLER/ VON FELLENBERG/ WIDMANN/ HABIBI/ PERRIN/ HORROBIN/ PAUMARD/ LACOUR/ HEIßEL/ VINCENT
Target
- ID
- 37361
- Name
- S2
- RA
- 266.416769
- DEC
- -29.00713
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.2300 | 56.2340 | 1.4000 | 2.3000 |
| U1-U3 | 100.7620 | 100.8090 | 6.3000 | 7.2000 |
| U1-U4 | 115.5280 | 116.1910 | 29.8840 | 31.1380 |
| U2-U3 | 44.9800 | 45.0400 | 12.3000 | 13.3000 |
| U2-U4 | 71.3080 | 72.2380 | 51.9460 | 53.2130 |
| U3-U4 | 46.5760 | 47.4790 | 90.0000 | 90.6920 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.2248.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59658.31199419 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416769 |
| DEC | -29.00713 |
| 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 | 56.23 |
| HIERARCH ESO ISS PBL12 END | 56.234 |
| HIERARCH ESO ISS PBLA12 START | 1.4 |
| HIERARCH ESO ISS PBLA12 END | 2.3 |
| HIERARCH ESO ISS PBL13 START | 100.762 |
| HIERARCH ESO ISS PBL13 END | 100.809 |
| HIERARCH ESO ISS PBLA13 START | 6.3 |
| HIERARCH ESO ISS PBLA13 END | 7.2 |
| HIERARCH ESO ISS PBL14 START | 115.528 |
| HIERARCH ESO ISS PBL14 END | 116.191 |
| HIERARCH ESO ISS PBLA14 START | 29.884 |
| HIERARCH ESO ISS PBLA14 END | 31.138 |
| HIERARCH ESO ISS PBL23 START | 44.98 |
| HIERARCH ESO ISS PBL23 END | 45.04 |
| HIERARCH ESO ISS PBLA23 START | 12.3 |
| HIERARCH ESO ISS PBLA23 END | 13.3 |
| HIERARCH ESO ISS PBL24 START | 71.308 |
| HIERARCH ESO ISS PBL24 END | 72.238 |
| HIERARCH ESO ISS PBLA24 START | 51.946 |
| HIERARCH ESO ISS PBLA24 END | 53.213 |
| HIERARCH ESO ISS PBL34 START | 46.576 |
| HIERARCH ESO ISS PBL34 END | 47.479 |
| HIERARCH ESO ISS PBLA34 START | 90.0 |
| HIERARCH ESO ISS PBLA34 END | 90.692 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005333 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004619 |
| HIERARCH ESO ISS AMBI TEMP | 13.75 |
| HIERARCH ESO ISS AMBI FWHM START | 0.58 |
| 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 | -290027.5310 |