Exposure
- ID
- GRAVI.2022-03-20T07:22:55.282_1
- Header ID
- GRAVI.2022-03-20T07:22:55.282
- Date updated
- 2022-03-20 07:36:06 UTC+0000
- Release date
- 2023-03-20 07:36:06 UTC+0000
- UTC Start
- 2022-03-20 07:22:55.282
- UTC End
- 2022-03-20 07:28:15.282
- MJD Start
- 59658.30758428
- MJD End
- 59658.3112879837
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00522
- Ambient temperature (°C)
- 14.18
- Seeing (arcsec)
- 0.58
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 | 56.2280 | 56.2300 | 0.5000 | 1.4000 |
| U1-U3 | 100.7180 | 100.7580 | 5.2000 | 6.2000 |
| U1-U4 | 114.8150 | 115.4630 | 28.4830 | 29.7590 |
| U2-U3 | 44.9190 | 44.9740 | 11.2000 | 12.2000 |
| U2-U4 | 70.2820 | 71.2160 | 50.5130 | 51.8190 |
| U3-U4 | 45.5590 | 46.4850 | 89.2260 | 89.9310 |
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 | 59658.30758428 |
| 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 | 56.228 |
| HIERARCH ESO ISS PBL12 END | 56.23 |
| HIERARCH ESO ISS PBLA12 START | 0.5 |
| HIERARCH ESO ISS PBLA12 END | 1.4 |
| HIERARCH ESO ISS PBL13 START | 100.718 |
| HIERARCH ESO ISS PBL13 END | 100.758 |
| HIERARCH ESO ISS PBLA13 START | 5.2 |
| HIERARCH ESO ISS PBLA13 END | 6.2 |
| HIERARCH ESO ISS PBL14 START | 114.815 |
| HIERARCH ESO ISS PBL14 END | 115.463 |
| HIERARCH ESO ISS PBLA14 START | 28.483 |
| HIERARCH ESO ISS PBLA14 END | 29.759 |
| HIERARCH ESO ISS PBL23 START | 44.919 |
| HIERARCH ESO ISS PBL23 END | 44.974 |
| HIERARCH ESO ISS PBLA23 START | 11.2 |
| HIERARCH ESO ISS PBLA23 END | 12.2 |
| HIERARCH ESO ISS PBL24 START | 70.282 |
| HIERARCH ESO ISS PBL24 END | 71.216 |
| HIERARCH ESO ISS PBLA24 START | 50.513 |
| HIERARCH ESO ISS PBLA24 END | 51.819 |
| HIERARCH ESO ISS PBL34 START | 45.559 |
| HIERARCH ESO ISS PBL34 END | 46.485 |
| HIERARCH ESO ISS PBLA34 START | 89.226 |
| HIERARCH ESO ISS PBLA34 END | 89.931 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005107 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005333 |
| HIERARCH ESO ISS AMBI TEMP | 14.18 |
| HIERARCH ESO ISS AMBI FWHM START | 0.58 |
| HIERARCH ESO ISS AMBI FWHM END | 0.58 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |