1997 NP

1997NP, 1998 XD29, 1998XD29, 43992, J97N00P, J98X29D

All data for this body: [vot]

MPC data
Name (number) 1997 NP (43992)
a 2.91139
e 0.10463
i / sin(i) 4.7331 / 0.08252
q 2.60678
Q 3.21600
ω 115.7554
Node 295.0597
m 9.4968
n 0.1984
Epoch 2460200.5
nobs 1826
nopp 22
Years observed 1997-2023
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.911
ep 0.082
sin(ip) 0.103
Value Standard error
G 0.150
H 13.910
Mass
D 4.91 1.190
pV 0.292 0.1322
Rotational Period 119.840
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9110 0.0821 0.1032 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.91 1.190 1.190 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.292 0.1322 0.1322 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
13.91 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
119.84 Durech 2023A&A...675A..24D Model