Exposure
- ID
- GRAVI.2022-06-20T05:08:23.801_1
- Header ID
- GRAVI.2022-06-20T05:08:23.801
- Date updated
- 2022-06-20 13:25:42 UTC+0000
- Release date
- 2023-06-20 13:25:42 UTC+0000
- UTC Start
- 2022-06-20 05:08:23.801
- UTC End
- 2022-06-20 05:13:43.801
- MJD Start
- 59750.21416436
- MJD End
- 59750.2178680637
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.001315
- Ambient temperature (°C)
- 8.65
- Seeing (arcsec)
- 1.2
Observation
- ID
- 51283
- Category
- science
- Program ID
- 109.22ZA.003
- 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
- 38218
- Name
- S2
- RA
- 266.416937
- DEC
- -29.0072
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.0970 | 56.0160 | 29.5000 | 30.0000 |
| U1-U3 | 101.4900 | 101.3030 | 35.9000 | 36.4000 |
| U1-U4 | 128.7450 | 128.3370 | 64.1970 | 64.8030 |
| U2-U3 | 46.1630 | 46.0570 | 43.6000 | 44.2000 |
| U2-U4 | 88.5850 | 88.2970 | 85.3300 | 86.0080 |
| U3-U4 | 62.2200 | 62.0980 | 114.9000 | 115.6460 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.22ZA.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59750.21416436 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416937 |
| DEC | -29.0072 |
| 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 | 56.097 |
| HIERARCH ESO ISS PBL12 END | 56.016 |
| HIERARCH ESO ISS PBLA12 START | 29.5 |
| HIERARCH ESO ISS PBLA12 END | 30.0 |
| HIERARCH ESO ISS PBL13 START | 101.49 |
| HIERARCH ESO ISS PBL13 END | 101.303 |
| HIERARCH ESO ISS PBLA13 START | 35.9 |
| HIERARCH ESO ISS PBLA13 END | 36.4 |
| HIERARCH ESO ISS PBL14 START | 128.745 |
| HIERARCH ESO ISS PBL14 END | 128.337 |
| HIERARCH ESO ISS PBLA14 START | 64.197 |
| HIERARCH ESO ISS PBLA14 END | 64.803 |
| HIERARCH ESO ISS PBL23 START | 46.163 |
| HIERARCH ESO ISS PBL23 END | 46.057 |
| HIERARCH ESO ISS PBLA23 START | 43.6 |
| HIERARCH ESO ISS PBLA23 END | 44.2 |
| HIERARCH ESO ISS PBL24 START | 88.585 |
| HIERARCH ESO ISS PBL24 END | 88.297 |
| HIERARCH ESO ISS PBLA24 START | 85.33 |
| HIERARCH ESO ISS PBLA24 END | 86.008 |
| HIERARCH ESO ISS PBL34 START | 62.22 |
| HIERARCH ESO ISS PBL34 END | 62.098 |
| HIERARCH ESO ISS PBLA34 START | 114.9 |
| HIERARCH ESO ISS PBLA34 END | 115.646 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001315 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001315 |
| HIERARCH ESO ISS AMBI TEMP | 8.65 |
| HIERARCH ESO ISS AMBI FWHM START | 1.2 |
| HIERARCH ESO ISS AMBI FWHM END | 1.2 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5299 |