Davidanand

12589, 1985 BW1, 1985BW1, 1998 ER19, 1998ER19, 1999 RR114, 1999RR114, J85B01W, J98E19R, J99RB4R

All data for this body: [vot]

MPC data
Name (number) Davidanand (12589)
a 2.16766
e 0.15260
i / sin(i) 2.4757 / 0.04320
q 1.83688
Q 2.49845
ω 333.7570
Node 338.9431
m 36.4022
n 0.3088
Epoch 2460800.5
nobs 2231
nopp 21
Years observed 1996-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.168
ep 0.099
sin(ip) 0.048
G 0.150
H 15.180
Mass
D 2.64 0.667
pV 0.305 0.1718
Value
Rotational Period
Period quality None
Spectral Class A
Spectral Class Score 4.950
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1679 0.0988 0.0479 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.64 0.667 0.667 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.305 0.1718 0.1718 Masiero 2011ApJ...741...68M 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
15.18 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
A 0.825 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.4115 0.4115 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT