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1165 Imprinetta (1930 HM)
Classification: Main-belt Asteroid          SPK-ID: 2001165
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .212820857043502 3.5037e-08  
a 3.125652072026319 1.52e-08 AU
q 2.46044811923788 1.0863e-07 AU
i 12.80923083619129 5.9857e-06 deg
node 203.7870049078432 1.8453e-05 deg
peri 97.1794791604468 2.2668e-05 deg
M 43.18807167993322 1.2704e-05 deg
tp 2456758.357685223115
(2014-Apr-10.85768522)
7.0632e-05 JED
period 2018.409943507191
5.53
1.4723e-05
4.031e-08
d
yr
n .1783582176445602 1.301e-09 deg/d
Q 3.790856024814758 1.8434e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1482  
   data-arc span      38453 days (105.28 yr)  
   first obs. used      1909-10-10  
   last obs. used      2015-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55665  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 13:33:56  

Additional Information
 Earth MOID = 1.4877 AU 
 T_jup = 3.142 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 10.7 mag n/a MPO309153  
diameter diameter 48.82 km 1.9 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 22
rotation period rot_per 7.9374 h n/a LCDB (Rev. 2015-May); Warner et al., 2009 Published Reference List:
[Monson, A.; Kipp, S. (2004) Minor Planet Bul. 31, 71-73; Corrigendum: (2004) Minor Planet Bul. 31, 97.]
[Menke, J. (2005) Minor Planet Bul. 32, 64-66.]
geometric albedo albedo 0.0562   0.005 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 22

1165 Imprinetta (1930 HM)          Discovered 1930-Apr-24 by Van Gent, H. at Johannesburg (LS)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1930 HM = A909 TA 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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