Results 231 to 240 of about 43,456 (285)

Real-Time Orbit Determination of Micro-Nano Satellite Using Robust Adaptive Filtering. [PDF]

Sensors (Basel)
Chen J, Jin X, Hou C, Zhu L, Xu Z, Jin Z.   +5 more
europepmc   +1 more source

Ephemeris of comet 1897a

The Astronomical Journal, 1897
openaire   +2 more sources

Ephemeris of S Antliae

The Astronomical Journal, 1890
openaire   +2 more sources

A roll attitude determination method based on the jamming energy of GEO satellites and an LSTM neural network. [PDF]

Sci Rep
Li R, Feng L, Wu P, Deng X, Shi H.
europepmc   +1 more source

Elements and ephemeris of comet 1898i

The Astronomical Journal, 1898
openaire   +3 more sources

New Elements and Ephemeris of the Great Comet of 1858 [PDF]

Hill, G. W.
openalex   +1 more source

Multipath Identification and Mitigation for Enhanced GNSS Positioning in Urban Environments. [PDF]

Sensors (Basel)
Li Q, Hou X, Ye Y, Zhang W, Li Q, Cai Y.
europepmc   +1 more source

Elements and ephemeris of comet 1889d

The Astronomical Journal, 1889
openaire   +3 more sources

Research and Verification of a Novel Interferometry Method by Joint Processing of Downlink Pseudo-Noise Ranging and DOR Signals for Deep Space Exploration. [PDF]

Sensors (Basel)
Lu W, Fan M, Chen L, Xu D, Zhang Y, Ren T.   +5 more
europepmc   +1 more source

Ephemeris of variables of the Algol-type

The Astronomical Journal, 1895
openaire   +2 more sources