Mars Advanced Radar for Subsurface and Ionosphere Sounding - Univ. of Iowa (Don Gurnett)
- ApparentAltitude - Apparent Altitude / Electron Number Density - Derived from ionosphere echo trace
- B-magnitude - Magnetic field magnitude - Derived from sounder pulse excitations of local plasma
- B-quality - MARSIS local magnetic field measurement quality rating
- Fp-frequency - Plasma frequency - Derived from sounder pulse excitations of local plasma
- Ne-density - Electron Number Density - Derived from sounder pulse excitations of local plasma
- Ne-density-Planetographic - Electron Number Density - Derived from sounder pulse excitations of local plasma, in Planetographic Coordinates
- Ne-peakdensity - Peak Electron Number Density - Derived from ionosphere echo trace
- Ne-quality - MARSIS local plasma denisty quality rating
- Ne-verification - MARSIS Local plasma density measurement verifiacition flag values
- Radargram - MARSIS Active Ionspheric Sounder Return Signal by Apparent Range
- Spectrogram - MARSIS Active Ionspheric Sounder echograms collapsed to form survey spectrograms
- unvalidated - None
Catalog Path: tag:das2.org,2012:site:/uiowa/mars_express/marsis
Read From: https://das2.org/catalog/das/site/uiowa/mars_express/marsis.json
import json import das2 node = das2.get_node("site:/uiowa/mars_express/marsis") # Pretty print node content s = json.dumps(node.props, ensure_ascii=False, indent=" ", sort_keys=True) print(s) # List and access sub-nodes node.keys() subnode = node['apparentaltitude']
#include <stdio.h> #include <das2/core.h> DasNode* pRoot = new_RootNode(NULL, NULL, NULL); DasNode* pNode = DasNode_subNode(pRoot, "tag:das2.org,2012:site:/uiowa/mars_express/marsis", NULL, NULL); DasJdo* pJdo = DasNode_getJdo(pNode, NULL); size_t uLen; const char* sOut = DasJdo_writePretty(pJdo, " ", "\n", &uLen); fputs(sOut, stdout);