Apian

19139, 1989 GJ8, 1989GJ8, 1999 XP18, 1999XP18, J89G08J, J99X18P

All data for this body: [vot]

MPC data
Name (number) Apian (19139)
a 2.58351
e 0.07620
i / sin(i) 8.0170 / 0.13947
q 2.38666
Q 2.78037
ω 338.3141
Node 48.1696
m 265.3217
n 0.2373
Epoch 2460200.5
nobs 2777
nopp 23
Years observed 1989-2023
rms 0.55
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.584
ep 0.049
sin(ip) 0.126
Value Standard error
G 0.150
H 13.700
Mass
D 5.60 0.083
pV 0.277 0.0322
Rotational Period 6.693
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5840 0.0486 0.1259 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.28 0.231 0.231 Masiero 2011ApJ...741...68M NEATM
5.64 0.089 0.089 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.266 0.0387 0.0387 Masiero 2011ApJ...741...68M NEATM
0.303 0.0579 0.0579 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
13.70 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.69 Pal 2020ApJS..247...26P Lightcurve
6.70 Durech 2020A&A...643A..59D Model
6.70 Durech 2023A&A...675A..24D Model