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Solar Dynamics Observatory. The detailed images recorded by SDO in 2011–2012 have helped scientists uncover new secrets about the Sun. The Solar Dynamics Observatory ( SDO) is a NASA mission which has been observing the Sun since 2010. [4] Launched on 11 February 2010, the observatory is part of the Living With a Star (LWS) program.
A subdwarf O star (sdO) is a type of hot, but low-mass star. O-type subdwarfs are much dimmer than regular O-type main-sequence stars, but with a brightness about 10 to 100 times that of the Sun, [1] and have a mass approximately half that of the Sun. Their temperature ranges from 40,000 to 100,000 K. Ionized helium is prominent in their spectra.
Service Data Objects is a technology that allows heterogeneous data to be accessed in a uniform way. The SDO specification was originally developed in 2004 as a joint collaboration between Oracle ( BEA) and IBM and approved by the Java Community Process in JSR 235. Version 2.0 of the specification was introduced in November 2005 as a key part ...
v. t. e. Social dominance orientation ( SDO) [1] is a personality trait measuring an individual's support for social hierarchy and the extent to which they desire their in-group be superior to out-groups. [2] SDO is conceptualized under social dominance theory as a measure of individual differences in levels of group-based discrimination; that ...
CANopen is a communication protocol stack and device profile specification for embedded systems used in automation. In terms of the OSI model, CANopen implements the layers above and including the network layer. The CANopen standard consists of an addressing scheme, several small communication protocols and an application layer defined by a ...
Social dominance theory. Social dominance theory ( SDT) is a social psychological theory of intergroup relations that examines the caste -like features [1] of group-based social hierarchies, and how these hierarchies remain stable and perpetuate themselves. [2] According to the theory, group-based inequalities are maintained through three ...
Standards organization. A standards organization, standards body, standards developing organization ( SDO ), or standards setting organization ( SSO) is an organization whose primary function is developing, coordinating, promulgating, revising, amending, reissuing, interpreting, or otherwise contributing to the usefulness of technical standards ...
Pain above the knee. Pain above your knee can be caused by: Quadricep or hamstring tendinitis: Tendinitis happens when the tendons that attach muscles to your bones ( quadriceps and hamstrings ...