1999 CD51

1999CD51, 1991 GL11, 1991GL11, 1996 KY, 1996KY, 29784, J91G11L, J96K00Y, J99C51D

All data for this body: [vot]

MPC data
Name (number) 1999 CD51 (29784)
a 2.59110
e 0.08667
i / sin(i) 3.1229 / 0.05448
q 2.36654
Q 2.81566
ω 355.5242
Node 120.2605
m 136.2996
n 0.2363
Epoch 2460800.5
nobs 3340
nopp 23
Years observed 1991-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.591
ep 0.107
sin(ip) 0.042
G 0.150
H 14.210
Mass
D 8.75 0.881
pV 0.048 0.0117
Value
Rotational Period 49.000
Period quality 2
Spectral Class X
Spectral Class Score 4.884
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5906 0.1067 0.0416 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.31 2.630 2.630 Masiero 2020PSJ.....1....5M NEATM
11.52 2.310 2.310 Masiero 2012ApJ...759L...8M NEATM
3.49 2.260 2.260 Nugent 2016AJ....152...63N NEATM
8.82 2.100 2.100 Masiero 2021PSJ.....2..162M NEATM
8.82 2.590 2.590 Masiero 2021PSJ.....2..162M NEATM
8.95 2.501 2.501 Masiero 2017AJ....154..168M NEATM
9.56 3.514 3.514 Masiero 2017AJ....154..168M NEATM
9.86 2.640 2.640 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.042 0.0180 0.0320 Masiero 2021PSJ.....2..162M NEATM
0.042 0.0360 0.0360 Masiero 2020PSJ.....1....5M NEATM
0.043 0.0386 0.0386 Masiero 2017AJ....154..168M NEATM
0.049 0.0240 0.0240 Masiero 2017AJ....154..168M NEATM
0.050 0.0170 0.0270 Masiero 2021PSJ.....2..162M NEATM
0.050 0.0290 0.0710 Masiero 2021PSJ.....2..162M NEATM
0.050 0.1460 0.1460 Masiero 2012ApJ...759L...8M NEATM
0.280 0.1500 0.1500 Nugent 2016AJ....152...63N NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.21 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
49.005 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C C 0.2297 0.2297 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X 0.814 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT