Exposure
- ID
- GRAVI.2021-05-31T04:55:34.803_1
- Header ID
- GRAVI.2021-05-31T04:55:34.803
- Date updated
- 2021-05-31 05:10:31 UTC+0000
- Release date
- 2022-05-31 05:10:31 UTC+0000
- UTC Start
- 2021-05-31 04:55:34.803
- UTC End
- 2021-05-31 05:00:54.803
- MJD Start
- 59365.20526392
- MJD End
- 59365.2089676237
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0039555
- Ambient temperature (°C)
- 10.26
- Seeing (arcsec)
- 0.74
Observation
- ID
- 47500
- 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
- 35629
- Name
- S2
- RA
- 266.4168
- DEC
- -29.00714
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5520 | 56.5570 | 19.4000 | 20.1000 |
| U1-U3 | 102.3440 | 102.3810 | 25.6000 | 26.3000 |
| U1-U4 | 128.8320 | 129.1450 | 53.1150 | 53.9150 |
| U2-U3 | 46.5190 | 46.5560 | 33.1000 | 33.9000 |
| U2-U4 | 87.6030 | 87.9640 | 74.1090 | 74.8710 |
| U3-U4 | 60.7400 | 61.0360 | 104.2880 | 104.9130 |
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 | 59365.20526392 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.4168 |
| DEC | -29.00714 |
| 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 | 56.557 |
| HIERARCH ESO ISS PBLA12 START | 19.4 |
| HIERARCH ESO ISS PBLA12 END | 20.1 |
| HIERARCH ESO ISS PBL13 START | 102.344 |
| HIERARCH ESO ISS PBL13 END | 102.381 |
| HIERARCH ESO ISS PBLA13 START | 25.6 |
| HIERARCH ESO ISS PBLA13 END | 26.3 |
| HIERARCH ESO ISS PBL14 START | 128.832 |
| HIERARCH ESO ISS PBL14 END | 129.145 |
| HIERARCH ESO ISS PBLA14 START | 53.115 |
| HIERARCH ESO ISS PBLA14 END | 53.915 |
| HIERARCH ESO ISS PBL23 START | 46.519 |
| HIERARCH ESO ISS PBL23 END | 46.556 |
| HIERARCH ESO ISS PBLA23 START | 33.1 |
| HIERARCH ESO ISS PBLA23 END | 33.9 |
| HIERARCH ESO ISS PBL24 START | 87.603 |
| HIERARCH ESO ISS PBL24 END | 87.964 |
| HIERARCH ESO ISS PBLA24 START | 74.109 |
| HIERARCH ESO ISS PBLA24 END | 74.871 |
| HIERARCH ESO ISS PBL34 START | 60.74 |
| HIERARCH ESO ISS PBL34 END | 61.036 |
| HIERARCH ESO ISS PBLA34 START | 104.288 |
| HIERARCH ESO ISS PBLA34 END | 104.913 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003335 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004576 |
| HIERARCH ESO ISS AMBI TEMP | 10.26 |
| HIERARCH ESO ISS AMBI FWHM START | 0.83 |
| HIERARCH ESO ISS AMBI FWHM END | 0.65 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |