Exposure
- ID
- GRAVI.2021-05-24T07:39:47.916_1
- Header ID
- GRAVI.2021-05-24T07:39:47.916
- Date updated
- 2021-05-24 07:55:34 UTC+0000
- Release date
- 2022-05-24 07:55:33 UTC+0000
- UTC Start
- 2021-05-24 07:39:47.916
- UTC End
- 2021-05-24 07:45:07.916
- MJD Start
- 59358.31930458
- MJD End
- 59358.3230082837
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004572
- Ambient temperature (°C)
- 11.82
- Seeing (arcsec)
- 0.6
Observation
- ID
- 47457
- 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
- 35595
- Name
- S2
- RA
- 266.416898
- DEC
- -29.00719
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 55.1880 | 55.0330 | 33.6000 | 34.1000 |
| U1-U3 | 99.3800 | 99.0190 | 40.0000 | 40.4000 |
| U1-U4 | 123.9030 | 123.0570 | 68.8810 | 69.4290 |
| U2-U3 | 44.9500 | 44.7410 | 47.8000 | 48.2000 |
| U2-U4 | 85.0470 | 84.4200 | 90.8890 | 91.5950 |
| U3-U4 | 60.5930 | 60.2990 | 121.3480 | 122.2170 |
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 | 59358.31930458 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416898 |
| DEC | -29.00719 |
| 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 | 55.188 |
| HIERARCH ESO ISS PBL12 END | 55.033 |
| HIERARCH ESO ISS PBLA12 START | 33.6 |
| HIERARCH ESO ISS PBLA12 END | 34.1 |
| HIERARCH ESO ISS PBL13 START | 99.38 |
| HIERARCH ESO ISS PBL13 END | 99.019 |
| HIERARCH ESO ISS PBLA13 START | 40.0 |
| HIERARCH ESO ISS PBLA13 END | 40.4 |
| HIERARCH ESO ISS PBL14 START | 123.903 |
| HIERARCH ESO ISS PBL14 END | 123.057 |
| HIERARCH ESO ISS PBLA14 START | 68.881 |
| HIERARCH ESO ISS PBLA14 END | 69.429 |
| HIERARCH ESO ISS PBL23 START | 44.95 |
| HIERARCH ESO ISS PBL23 END | 44.741 |
| HIERARCH ESO ISS PBLA23 START | 47.8 |
| HIERARCH ESO ISS PBLA23 END | 48.2 |
| HIERARCH ESO ISS PBL24 START | 85.047 |
| HIERARCH ESO ISS PBL24 END | 84.42 |
| HIERARCH ESO ISS PBLA24 START | 90.889 |
| HIERARCH ESO ISS PBLA24 END | 91.595 |
| HIERARCH ESO ISS PBL34 START | 60.593 |
| HIERARCH ESO ISS PBL34 END | 60.299 |
| HIERARCH ESO ISS PBLA34 START | 121.348 |
| HIERARCH ESO ISS PBLA34 END | 122.217 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004495 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004649 |
| HIERARCH ESO ISS AMBI TEMP | 11.82 |
| HIERARCH ESO ISS AMBI FWHM START | 0.68 |
| HIERARCH ESO ISS AMBI FWHM END | 0.52 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |