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100293 (1995 DY7)
Classification: Main-belt Asteroid          SPK-ID: 2100293
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1991735403561408 3.5733e-08  
a 2.6403418508755 1.5142e-08 au
q 2.114455616686141 9.3448e-08 au
i 18.0127994286036 4.5812e-06 deg
node 163.726685186944 1.5022e-05 deg
peri 156.0353797461947 1.9539e-05 deg
M 224.0722136802808 1.4923e-05 deg
tp 2459792.190245488245
(2022-Jul-31.69024549)
6.7609e-05 TDB
period 1567.070973073492
4.29
1.348e-05
3.691e-08
d
yr
n .2297279486288568 1.9761e-09 deg/d
Q 3.166228085064859 1.8157e-08 au
  Orbit Determination Parameters
   # obs. used (total)      564  
   data-arc span      9458 days (25.89 yr)  
   first obs. used      1995-02-24  
   last obs. used      2021-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5516  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 19:32:53  

Additional Information
 Earth MOID = 1.11179 au 
 Jupiter MOID = 2.26053 au 
 T_jup = 3.298 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO453457  

100293 (1995 DY7)          Discovered 1995-Feb-24 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1932-Jul-31 03:11 00:04 Iris 0.0275682520250949 0.0275412480748869 0.0275952767670021 9.08103708731658 9.0810370643536 2426919.632504783 3.50871475498184 1800.26000489081 45.2052751746384 41.5809554568668 60564.1161931269 T 20 CATAB v2.0f-lin.ifort 2021-Feb-24 19:32:54 2021-Feb-24 19:32
2098-May-17 09:49 00:02 Europ 0.020292560735559 0.0202848971763434 0.0203002678671024 5.97124949882067 5.97124941110652 2487475.908922916 1.63491374870225 1553.66612645061 67.2058624234849 75.9370269561824 43804.1396801678 T 20 CATAB v2.0f-lin.ifort 2021-Feb-24 19:32:54 2021-Feb-24 19:32
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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