Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
5870 Baltimore (1989 CC1)
Classification: Mars-crossing Asteroid          SPK-ID: 2005870
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .419531391029881 2.5371e-08  
a 2.791355750161488 8.6103e-09 au
q 1.620294389436982 7.2599e-08 au
i 28.96467799279482 5.1956e-06 deg
node 153.6593121001058 6.4481e-06 deg
peri 272.2103010639227 9.3039e-06 deg
M 339.9376133873149 6.7523e-06 deg
tp 2459295.429524545520
(2021-Mar-21.92952455)
3.209e-05 TDB
period 1703.417918124417
4.66
7.8816e-06
2.158e-08
d
yr
n .2113397987479111 9.7786e-10 deg/d
Q 3.962417110885994 1.2223e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1832  
   data-arc span      16794 days (45.98 yr)  
   first obs. used      1975-01-23  
   last obs. used      2021-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45595  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:27:28  

Additional Information
 Earth MOID = .886453 au 
 Jupiter MOID = 2.32728 au 
 T_jup = 3.027 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457312.5 (2015-Oct-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4193375407223658 2.5291e-08  
q 1.621709755376555 7.2391e-08 au
tp 2457588.176675635713
(2016-Jul-18.67667564)
2.9962e-05 TDB
node 154.1293990516218 6.4486e-06 deg
peri 271.5150064580914 9.3248e-06 deg
i 28.95247305133577 5.1962e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1832  
   data-arc span      16794 days (45.98 yr)  
   first obs. used      1975-01-23  
   last obs. used      2021-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45595  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:27:28  

Additional Information
 Jupiter MOID = 2.32728 au 
 T_jup = 3.027 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.396401137383663E-16 -1.826906773697085E-15 -1.383830304484312E-13 1.254019241111489E-15 -9.829931470520313E-15 2.01327671519244E-15
q -1.826906773697085E-15 5.240481064076618E-15 4.228258040385888E-13 -4.224020418492183E-15 3.428580410741557E-14 -4.399483237996123E-15
tp -1.383830304484312E-13 4.228258040385888E-13 8.977112482130344E-10 -4.912387839364712E-12 2.076798896330027E-10 9.191661346007434E-12
node 1.254019241111489E-15 -4.224020418492183E-15 -4.912387839364712E-12 4.158473970689597E-11 -3.688414676253642E-11 -8.015762869625117E-13
peri -9.829931470520313E-15 3.428580410741557E-14 2.076798896330027E-10 -3.688414676253642E-11 8.695259416977951E-11 2.356087948893869E-12
i 2.01327671519244E-15 -4.399483237996123E-15 9.191661346007434E-12 -8.015762869625117E-13 2.356087948893869E-12 2.700059304117226E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.41   n/a E2021B10  
diameter diameter 7.54 km 0.8 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 16
rotation period rot_per 4.989 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Stephens, R.D.; Warner, B.D. (2021) Minor Planet Bull. 48-1, submitted. (MBA Gaggle) http://www.planetarysciences.org/lightcurves.html]
geometric albedo albedo 0.2150   0.058 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 16

5870 Baltimore (1989 CC1)          Discovered 1989-Feb-11 by Helin, E. F. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1989 CC1 = 1992 PD 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Feb-27 05:06 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin