(13739) Nancyworden Main-belt Asteroid
Discovered on 16 September 1998 by ODAS at Caussols.
Nancy Worden, now retired, had a distinguished career as a technical librarian. She served as chief librarian at the U.S. National Solar Observatory. She began the use of computer-based databases in several U.S. government and commercial space programs. The citation was provided by her husband, S. P. Worden.Naming citation (20000523/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Nancyworden is today
Seen from above the solar system on 2026-10-14: Nancyworden is 2.80 au from the Sun and 3.45 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 13739 |
| Provisional designation | 1998 SW1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 12.7 km (#3,806 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.109 |
| Absolute magnitude (H) | 12.93 |
| Orbital period | 5.23 years |
| Semi-major axis | 3.01 au |
| Perihelion – aphelion | 2.80 – 3.23 au |
| Eccentricity | 0.0709 |
| Inclination | 10.9° |
| Closest distance between its orbit and Earth's (MOID) | 1.84 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Nancy
- (3397) Leyla
- (6510) Tarry
- (6899) Nancychabot
- (6911) Nancygreen
- (11067) Greenancy
- (13765) Nansmith
- (17038) Wake
- (19809) Nancyowen
- (20311) Nancycarter
- (24063) Nanwoodward
- (26264) McIntyre
- (27915) Nancywright
All asteroids named after someone called Nancy
Also discovered on 16 September 1998
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- (10638) McGlothlin
- (12115) Robertgrimm
- (12565) Khege
- (12566) Derichardson
- (13750) Mattdawson
- (13751) Joelparker
- (14141) Demeautis
- (14596) Bergstralh
- (22722) Timothycooper
- (23877) Gourmaud
- (23893) Lauman