Exposure
- ID
- GRAVI.2022-04-26T08:37:50.183_1
- Header ID
- GRAVI.2022-04-26T08:37:50.183
- Date updated
- 2022-04-26 08:51:02 UTC+0000
- Release date
- 2023-04-26 08:51:01 UTC+0000
- UTC Start
- 2022-04-26 08:37:50.183
- UTC End
- 2022-04-26 08:43:10.183
- MJD Start
- 59695.3596086
- MJD End
- 59695.3633123037
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003134
- Ambient temperature (°C)
- 11.0
- Seeing (arcsec)
- 1.4
Observation
- ID
- 50602
- Category
- science
- Program ID
- 109.22ZA.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/ OTT/ STRAUBMEIER/ ROUSSELET-PERRAUT/ BRANDNER/ GARCIA/ ECKART/ DE ZEEUW/ STADLER/ VON FELLENBERG/ WIDMANN/ PERRIN/ PAUMARD/ HORROBIN/ VINCENT/ HEIßEL/ DRESCHER/ BOURDAROT/ STRAUB/ CAO
Target
- ID
- 37791
- Name
- S2
- RA
- 266.416815
- DEC
- -29.00698
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.1840 | 56.1120 | 28.8000 | 29.4000 |
| U1-U3 | 101.6870 | 101.5230 | 35.2000 | 35.8000 |
| U1-U4 | 129.1630 | 128.8160 | 63.4690 | 64.0850 |
| U2-U3 | 46.2740 | 46.1810 | 43.0000 | 43.5000 |
| U2-U4 | 88.8710 | 88.6340 | 84.5270 | 85.2050 |
| U3-U4 | 62.3350 | 62.2400 | 114.0340 | 114.7640 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.22ZA.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59695.3596086 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416815 |
| DEC | -29.00698 |
| 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 | 56.184 |
| HIERARCH ESO ISS PBL12 END | 56.112 |
| HIERARCH ESO ISS PBLA12 START | 28.8 |
| HIERARCH ESO ISS PBLA12 END | 29.4 |
| HIERARCH ESO ISS PBL13 START | 101.687 |
| HIERARCH ESO ISS PBL13 END | 101.523 |
| HIERARCH ESO ISS PBLA13 START | 35.2 |
| HIERARCH ESO ISS PBLA13 END | 35.8 |
| HIERARCH ESO ISS PBL14 START | 129.163 |
| HIERARCH ESO ISS PBL14 END | 128.816 |
| HIERARCH ESO ISS PBLA14 START | 63.469 |
| HIERARCH ESO ISS PBLA14 END | 64.085 |
| HIERARCH ESO ISS PBL23 START | 46.274 |
| HIERARCH ESO ISS PBL23 END | 46.181 |
| HIERARCH ESO ISS PBLA23 START | 43.0 |
| HIERARCH ESO ISS PBLA23 END | 43.5 |
| HIERARCH ESO ISS PBL24 START | 88.871 |
| HIERARCH ESO ISS PBL24 END | 88.634 |
| HIERARCH ESO ISS PBLA24 START | 84.527 |
| HIERARCH ESO ISS PBLA24 END | 85.205 |
| HIERARCH ESO ISS PBL34 START | 62.335 |
| HIERARCH ESO ISS PBL34 END | 62.24 |
| HIERARCH ESO ISS PBLA34 START | 114.034 |
| HIERARCH ESO ISS PBLA34 END | 114.764 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003134 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003134 |
| HIERARCH ESO ISS AMBI TEMP | 11.0 |
| HIERARCH ESO ISS AMBI FWHM START | 1.4 |
| HIERARCH ESO ISS AMBI FWHM END | 1.4 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |