Exposure
- ID
- GRAVI.2021-05-24T06:55:05.803_2
- Header ID
- GRAVI.2021-05-24T06:55:05.803
- Date updated
- 2021-05-24 07:10:40 UTC+0000
- Release date
- 2022-05-24 07:10:40 UTC+0000
- UTC Start
- 2021-05-24 06:55:05.803
- UTC End
- 2021-05-24 07:00:25.803
- MJD Start
- 59358.28826161
- MJD End
- 59358.2919653137
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0049255
- Ambient temperature (°C)
- 12.0
- Seeing (arcsec)
- 0.505
Observation
- ID
- 47451
- 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
- 35588
- Name
- IRS16C
- RA
- 266.4171125
- DEC
- -29.0076491944444
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
U1-U2 | 56.0760 | 55.9920 | 29.6000 | 30.2000 |
U1-U3 | 101.4410 | 101.2470 | 36.0000 | 36.6000 |
U1-U4 | 128.6380 | 128.2130 | 64.3610 | 64.9690 |
U2-U3 | 46.1350 | 46.0250 | 43.8000 | 44.3000 |
U2-U4 | 88.5100 | 88.2090 | 85.5130 | 86.1960 |
U3-U4 | 62.1890 | 62.0590 | 115.1010 | 115.8550 |
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 | 59358.28826161 |
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 | 56.076 |
HIERARCH ESO ISS PBL12 END | 55.992 |
HIERARCH ESO ISS PBLA12 START | 29.6 |
HIERARCH ESO ISS PBLA12 END | 30.2 |
HIERARCH ESO ISS PBL13 START | 101.441 |
HIERARCH ESO ISS PBL13 END | 101.247 |
HIERARCH ESO ISS PBLA13 START | 36.0 |
HIERARCH ESO ISS PBLA13 END | 36.6 |
HIERARCH ESO ISS PBL14 START | 128.638 |
HIERARCH ESO ISS PBL14 END | 128.213 |
HIERARCH ESO ISS PBLA14 START | 64.361 |
HIERARCH ESO ISS PBLA14 END | 64.969 |
HIERARCH ESO ISS PBL23 START | 46.135 |
HIERARCH ESO ISS PBL23 END | 46.025 |
HIERARCH ESO ISS PBLA23 START | 43.8 |
HIERARCH ESO ISS PBLA23 END | 44.3 |
HIERARCH ESO ISS PBL24 START | 88.51 |
HIERARCH ESO ISS PBL24 END | 88.209 |
HIERARCH ESO ISS PBLA24 START | 85.513 |
HIERARCH ESO ISS PBLA24 END | 86.196 |
HIERARCH ESO ISS PBL34 START | 62.189 |
HIERARCH ESO ISS PBL34 END | 62.059 |
HIERARCH ESO ISS PBLA34 START | 115.101 |
HIERARCH ESO ISS PBLA34 END | 115.855 |
HIERARCH ESO ISS AMBI TAU0 START | 0.005457 |
HIERARCH ESO ISS AMBI TAU0 END | 0.004394 |
HIERARCH ESO ISS AMBI TEMP | 12.0 |
HIERARCH ESO ISS AMBI FWHM START | 0.48 |
HIERARCH ESO ISS AMBI FWHM END | 0.53 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
HIERARCH ESO FT ROBJ DELTA | -290027.5371 |