Exposure
- ID
- GRAVI.2021-05-31T07:09:47.141_1
- Header ID
- GRAVI.2021-05-31T07:09:47.141
- Date updated
- 2021-05-31 07:26:45 UTC+0000
- Release date
- 2022-05-31 07:26:45 UTC+0000
- UTC Start
- 2021-05-31 07:09:47.141
- UTC End
- 2021-05-31 07:15:07.141
- MJD Start
- 59365.29846228
- MJD End
- 59365.3021659837
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0033835
- Ambient temperature (°C)
- 10.02
- Seeing (arcsec)
- 0.88
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 | 55.2520 | 55.1010 | 33.4000 | 33.9000 |
| U1-U3 | 99.5280 | 99.1770 | 39.8000 | 40.2000 |
| U1-U4 | 124.2500 | 123.4270 | 68.6440 | 69.1950 |
| U2-U3 | 45.0350 | 44.8320 | 47.6000 | 48.0000 |
| U2-U4 | 85.3040 | 84.6940 | 90.5880 | 91.2910 |
| U3-U4 | 60.7130 | 60.4270 | 120.9800 | 121.8420 |
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 | 59365.29846228 |
| 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 | 55.252 |
| HIERARCH ESO ISS PBL12 END | 55.101 |
| HIERARCH ESO ISS PBLA12 START | 33.4 |
| HIERARCH ESO ISS PBLA12 END | 33.9 |
| HIERARCH ESO ISS PBL13 START | 99.528 |
| HIERARCH ESO ISS PBL13 END | 99.177 |
| HIERARCH ESO ISS PBLA13 START | 39.8 |
| HIERARCH ESO ISS PBLA13 END | 40.2 |
| HIERARCH ESO ISS PBL14 START | 124.25 |
| HIERARCH ESO ISS PBL14 END | 123.427 |
| HIERARCH ESO ISS PBLA14 START | 68.644 |
| HIERARCH ESO ISS PBLA14 END | 69.195 |
| HIERARCH ESO ISS PBL23 START | 45.035 |
| HIERARCH ESO ISS PBL23 END | 44.832 |
| HIERARCH ESO ISS PBLA23 START | 47.6 |
| HIERARCH ESO ISS PBLA23 END | 48.0 |
| HIERARCH ESO ISS PBL24 START | 85.304 |
| HIERARCH ESO ISS PBL24 END | 84.694 |
| HIERARCH ESO ISS PBLA24 START | 90.588 |
| HIERARCH ESO ISS PBLA24 END | 91.291 |
| HIERARCH ESO ISS PBL34 START | 60.713 |
| HIERARCH ESO ISS PBL34 END | 60.427 |
| HIERARCH ESO ISS PBLA34 START | 120.98 |
| HIERARCH ESO ISS PBLA34 END | 121.842 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003006 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003761 |
| HIERARCH ESO ISS AMBI TEMP | 10.02 |
| HIERARCH ESO ISS AMBI FWHM START | 0.87 |
| HIERARCH ESO ISS AMBI FWHM END | 0.89 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |