Exposure
- ID
- GRAVI.2022-05-20T04:42:29.582_1
- Header ID
- GRAVI.2022-05-20T04:42:29.582
- Date updated
- 2022-05-20 04:55:38 UTC+0000
- Release date
- 2023-05-20 04:55:38 UTC+0000
- UTC Start
- 2022-05-20 04:42:29.582
- UTC End
- 2022-05-20 04:47:49.582
- MJD Start
- 59719.19617572
- MJD End
- 59719.1998794237
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.011003
- Ambient temperature (°C)
- 13.16
- Seeing (arcsec)
- 0.39
Observation
- ID
- 50946
- Category
- science
- Program ID
- 109.22ZA.002
- 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
- 37997
- Name
- S2
- RA
- 266.416858
- DEC
- -29.00723
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.3990 | 56.4180 | 11.8000 | 12.6000 |
| U1-U3 | 101.6630 | 101.7450 | 17.6000 | 18.4000 |
| U1-U4 | 123.9840 | 124.5770 | 44.1810 | 45.1470 |
| U2-U3 | 45.8990 | 45.9740 | 24.7000 | 25.6000 |
| U2-U4 | 82.0740 | 82.7630 | 65.7440 | 66.6450 |
| U3-U4 | 56.2240 | 56.7960 | 98.1680 | 98.7720 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.22ZA.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59719.19617572 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416858 |
| DEC | -29.00723 |
| 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 | 56.399 |
| HIERARCH ESO ISS PBL12 END | 56.418 |
| HIERARCH ESO ISS PBLA12 START | 11.8 |
| HIERARCH ESO ISS PBLA12 END | 12.6 |
| HIERARCH ESO ISS PBL13 START | 101.663 |
| HIERARCH ESO ISS PBL13 END | 101.745 |
| HIERARCH ESO ISS PBLA13 START | 17.6 |
| HIERARCH ESO ISS PBLA13 END | 18.4 |
| HIERARCH ESO ISS PBL14 START | 123.984 |
| HIERARCH ESO ISS PBL14 END | 124.577 |
| HIERARCH ESO ISS PBLA14 START | 44.181 |
| HIERARCH ESO ISS PBLA14 END | 45.147 |
| HIERARCH ESO ISS PBL23 START | 45.899 |
| HIERARCH ESO ISS PBL23 END | 45.974 |
| HIERARCH ESO ISS PBLA23 START | 24.7 |
| HIERARCH ESO ISS PBLA23 END | 25.6 |
| HIERARCH ESO ISS PBL24 START | 82.074 |
| HIERARCH ESO ISS PBL24 END | 82.763 |
| HIERARCH ESO ISS PBLA24 START | 65.744 |
| HIERARCH ESO ISS PBLA24 END | 66.645 |
| HIERARCH ESO ISS PBL34 START | 56.224 |
| HIERARCH ESO ISS PBL34 END | 56.796 |
| HIERARCH ESO ISS PBLA34 START | 98.168 |
| HIERARCH ESO ISS PBLA34 END | 98.772 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.010989 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.011017 |
| HIERARCH ESO ISS AMBI TEMP | 13.16 |
| HIERARCH ESO ISS AMBI FWHM START | 0.38 |
| HIERARCH ESO ISS AMBI FWHM END | 0.4 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5299 |