NasaNED

由DOCook著作·2023—WeintroducetheNASA/IPACExtragalacticDatabase(NED)LocalVolumeSample(NED-LVS),asubsetof-sim1.9millionobjectswithdistancesoutto ...,NASA/IPACExtragalacticDatabase，帕薩迪納。5547個讚·3人正在談論這個。NEDisacomprehensivedatabaseofmultiwavelengthdataforextragalactic ...,TheNASA/IPACExtragalacticDatabase(NED)isanonlineastronomicaldatabaseforastronomersthatcollatesandcross-correlate...

參考資訊如下
Completeness of the NASAIPAC Extragalactic Database ...

由 DO Cook 著作 · 2023 — We introduce the NASA/IPAC Extragalactic Database (NED) Local Volume Sample (NED-LVS), a subset of -sim1.9 million objects with distances out to ...

NASA IPAC Extragalactic Database

NASA / IPAC Extragalactic Database， 帕薩迪納。 5547 個讚 · 3 人正在談論這個。 NED is a comprehensive database of multiwavelength data for extragalactic ...

NASAIPAC Extragalactic Database

The NASA/IPAC Extragalactic Database (NED) is an online astronomical database for astronomers that collates and cross-correlates astronomical information on ...

NASAIPAC Extragalactic Database (NED)

NASA/IPAC Extragalactic Database (NED) is a master list of extragalactic objects for which cross-identifications of names have been established, ...

NASAIPAC Extragalactic Database

The NASA/IPAC Extragalactic Database (NED) provides a multi-wavelength fusion of data for millions of objects outside the Milky Way galaxy.

NASAIPAC Extragalactic Database

67K sources from the literature were cross-identified with NED objects. 21K new objects were added into the database. 162K new redshift measurements were added, ...

NASAIPAC外銀河系資料庫

2014年3月，NED包含206萬個天體，2.32億個交叉識別，500萬紅移量，19億光度數據點，6.09億直徑測量，關於15000個星系的紅移量之外的71000個距離，30萬個詳細分類，230萬個 ...

NED NASAIPAC Extragalactic Database

NED NASA/IPAC Extragalactic Database ... Images, spectra, photometric data, positions, various information about extragalactic objects, redshift, etc. See here ...

Ned Penley

2023年7月26日 — Ned Penley is the deputy associate administrator of management for NASA's Exploration Systems Development Mission Directorate (ESDMD).