Exposure
- ID
- GRAVI.2021-05-23T05:51:03.357_1
- Header ID
- GRAVI.2021-05-23T05:51:03.357
- Date updated
- 2021-05-23 06:05:21 UTC+0000
- Release date
- 2022-05-23 06:05:21 UTC+0000
- UTC Start
- 2021-05-23 05:51:03.357
- UTC End
- 2021-05-23 05:56:23.357
- MJD Start
- 59357.24378885
- MJD End
- 59357.2474925537
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00867
- Ambient temperature (°C)
- 11.62
- Seeing (arcsec)
- 0.25
Observation
- ID
- 47450
- Category
- science
- Program ID
- 105.20B2.002
- Program Title
- THE GALACTIC CENTER AT UNPRECEDENTED RESOLUTION - PROBING GENERAL RELATIVITY WITH GRAVITY
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ PERRIN/ STRAUBMEIER/ ROUSSELET-PERRAUT/ GARCIA/ BRANDNER/ GENZEL/ ECKART/ PAUMARD/ CL'ENET/ GAO/ HABIBI/ HORROBIN/ KERVELLA/ OTT/ WIDMANN/ VON FELLENBERG/ HENNING/ PFUHL/ WAISBERG/ DEXTER/ DE ZEEUW/ AMORIM
Target
- ID
- 35589
- Name
- S2
- RA
- 266.416924
- DEC
- -29.00736
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5520 | 56.5420 | 22.3000 | 23.0000 |
| U1-U3 | 102.4340 | 102.4280 | 28.6000 | 29.3000 |
| U1-U4 | 129.8860 | 130.0330 | 56.3720 | 57.1120 |
| U2-U3 | 46.6320 | 46.6400 | 36.2000 | 36.9000 |
| U2-U4 | 88.8560 | 89.0520 | 77.2430 | 77.9690 |
| U3-U4 | 61.7940 | 61.9730 | 106.9390 | 107.5850 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 105.20B2.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59357.24378885 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416924 |
| DEC | -29.00736 |
| 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 | 56.552 |
| HIERARCH ESO ISS PBL12 END | 56.542 |
| HIERARCH ESO ISS PBLA12 START | 22.3 |
| HIERARCH ESO ISS PBLA12 END | 23.0 |
| HIERARCH ESO ISS PBL13 START | 102.434 |
| HIERARCH ESO ISS PBL13 END | 102.428 |
| HIERARCH ESO ISS PBLA13 START | 28.6 |
| HIERARCH ESO ISS PBLA13 END | 29.3 |
| HIERARCH ESO ISS PBL14 START | 129.886 |
| HIERARCH ESO ISS PBL14 END | 130.033 |
| HIERARCH ESO ISS PBLA14 START | 56.372 |
| HIERARCH ESO ISS PBLA14 END | 57.112 |
| HIERARCH ESO ISS PBL23 START | 46.632 |
| HIERARCH ESO ISS PBL23 END | 46.64 |
| HIERARCH ESO ISS PBLA23 START | 36.2 |
| HIERARCH ESO ISS PBLA23 END | 36.9 |
| HIERARCH ESO ISS PBL24 START | 88.856 |
| HIERARCH ESO ISS PBL24 END | 89.052 |
| HIERARCH ESO ISS PBLA24 START | 77.243 |
| HIERARCH ESO ISS PBLA24 END | 77.969 |
| HIERARCH ESO ISS PBL34 START | 61.794 |
| HIERARCH ESO ISS PBL34 END | 61.973 |
| HIERARCH ESO ISS PBLA34 START | 106.939 |
| HIERARCH ESO ISS PBLA34 END | 107.585 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007867 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009473 |
| HIERARCH ESO ISS AMBI TEMP | 11.62 |
| HIERARCH ESO ISS AMBI FWHM START | 0.25 |
| HIERARCH ESO ISS AMBI FWHM END | 0.25 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |