Exposure
- ID
- GRAVI.2021-05-23T04:40:57.180_1
- Header ID
- GRAVI.2021-05-23T04:40:57.180
- Date updated
- 2021-05-23 04:55:16 UTC+0000
- Release date
- 2022-05-23 04:55:16 UTC+0000
- UTC Start
- 2021-05-23 04:40:57.180
- UTC End
- 2021-05-23 04:46:17.180
- MJD Start
- 59357.19510625
- MJD End
- 59357.1988099537
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0075715
- Ambient temperature (°C)
- 11.82
- Seeing (arcsec)
- 0.325
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 | 56.4360 | 56.4550 | 13.4000 | 14.2000 |
| U1-U3 | 101.8240 | 101.9030 | 19.3000 | 20.1000 |
| U1-U4 | 125.1390 | 125.6960 | 46.0780 | 47.0160 |
| U2-U3 | 46.0450 | 46.1170 | 26.4000 | 27.3000 |
| U2-U4 | 83.4120 | 84.0500 | 67.5130 | 68.3870 |
| U3-U4 | 57.3310 | 57.8540 | 99.3640 | 99.9720 |
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 | 59357.19510625 |
| 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 | 56.436 |
| HIERARCH ESO ISS PBL12 END | 56.455 |
| HIERARCH ESO ISS PBLA12 START | 13.4 |
| HIERARCH ESO ISS PBLA12 END | 14.2 |
| HIERARCH ESO ISS PBL13 START | 101.824 |
| HIERARCH ESO ISS PBL13 END | 101.903 |
| HIERARCH ESO ISS PBLA13 START | 19.3 |
| HIERARCH ESO ISS PBLA13 END | 20.1 |
| HIERARCH ESO ISS PBL14 START | 125.139 |
| HIERARCH ESO ISS PBL14 END | 125.696 |
| HIERARCH ESO ISS PBLA14 START | 46.078 |
| HIERARCH ESO ISS PBLA14 END | 47.016 |
| HIERARCH ESO ISS PBL23 START | 46.045 |
| HIERARCH ESO ISS PBL23 END | 46.117 |
| HIERARCH ESO ISS PBLA23 START | 26.4 |
| HIERARCH ESO ISS PBLA23 END | 27.3 |
| HIERARCH ESO ISS PBL24 START | 83.412 |
| HIERARCH ESO ISS PBL24 END | 84.05 |
| HIERARCH ESO ISS PBLA24 START | 67.513 |
| HIERARCH ESO ISS PBLA24 END | 68.387 |
| HIERARCH ESO ISS PBL34 START | 57.331 |
| HIERARCH ESO ISS PBL34 END | 57.854 |
| HIERARCH ESO ISS PBLA34 START | 99.364 |
| HIERARCH ESO ISS PBLA34 END | 99.972 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007466 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007677 |
| HIERARCH ESO ISS AMBI TEMP | 11.82 |
| HIERARCH ESO ISS AMBI FWHM START | 0.33 |
| HIERARCH ESO ISS AMBI FWHM END | 0.32 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |