Exposure
- ID
- GRAVI.2021-05-30T05:59:59.408_1
- Header ID
- GRAVI.2021-05-30T05:59:59.408
- Date updated
- 2021-05-30 06:15:33 UTC+0000
- Release date
- 2022-05-30 06:15:33 UTC+0000
- UTC Start
- 2021-05-30 05:59:59.408
- UTC End
- 2021-05-30 06:05:19.408
- MJD Start
- 59364.24999315
- MJD End
- 59364.2536968537
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0059595
- Ambient temperature (°C)
- 9.75
- Seeing (arcsec)
- 0.775
Observation
- ID
- 47490
- 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
- 35621
- Name
- S2
- RA
- 266.41672
- DEC
- -29.00717
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.4040 | 56.3600 | 26.5000 | 27.1000 |
| U1-U3 | 102.1740 | 102.0800 | 32.8000 | 33.4000 |
| U1-U4 | 130.0570 | 129.9110 | 60.8770 | 61.5350 |
| U2-U3 | 46.5380 | 46.4890 | 40.5000 | 41.1000 |
| U2-U4 | 89.4040 | 89.3370 | 81.7670 | 82.4550 |
| U3-U4 | 62.4640 | 62.4710 | 111.1840 | 111.8750 |
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 | 59364.24999315 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.41672 |
| DEC | -29.00717 |
| 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 | 56.404 |
| HIERARCH ESO ISS PBL12 END | 56.36 |
| HIERARCH ESO ISS PBLA12 START | 26.5 |
| HIERARCH ESO ISS PBLA12 END | 27.1 |
| HIERARCH ESO ISS PBL13 START | 102.174 |
| HIERARCH ESO ISS PBL13 END | 102.08 |
| HIERARCH ESO ISS PBLA13 START | 32.8 |
| HIERARCH ESO ISS PBLA13 END | 33.4 |
| HIERARCH ESO ISS PBL14 START | 130.057 |
| HIERARCH ESO ISS PBL14 END | 129.911 |
| HIERARCH ESO ISS PBLA14 START | 60.877 |
| HIERARCH ESO ISS PBLA14 END | 61.535 |
| HIERARCH ESO ISS PBL23 START | 46.538 |
| HIERARCH ESO ISS PBL23 END | 46.489 |
| HIERARCH ESO ISS PBLA23 START | 40.5 |
| HIERARCH ESO ISS PBLA23 END | 41.1 |
| HIERARCH ESO ISS PBL24 START | 89.404 |
| HIERARCH ESO ISS PBL24 END | 89.337 |
| HIERARCH ESO ISS PBLA24 START | 81.767 |
| HIERARCH ESO ISS PBLA24 END | 82.455 |
| HIERARCH ESO ISS PBL34 START | 62.464 |
| HIERARCH ESO ISS PBL34 END | 62.471 |
| HIERARCH ESO ISS PBLA34 START | 111.184 |
| HIERARCH ESO ISS PBLA34 END | 111.875 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005552 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006367 |
| HIERARCH ESO ISS AMBI TEMP | 9.75 |
| HIERARCH ESO ISS AMBI FWHM START | 0.84 |
| HIERARCH ESO ISS AMBI FWHM END | 0.71 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |