1998 QP77

1998QP77, 2002 OG12, 2002OG12, 74143, J98Q77P, K02O12G

All data for this body: [vot]

MPC data
Name (number) 1998 QP77 (74143)
a 2.64955
e 0.07062
i / sin(i) 21.6569 / 0.36905
q 2.46245
Q 2.83665
ω 86.2606
Node 328.2462
m 15.0386
n 0.2285
Epoch 2460800.5
nobs 2301
nopp 19
Years observed 1998-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent Hansa (480)
 
ap 2.649
ep 0.028
sin(ip) 0.376
G 0.150
H 14.040
Mass
D 4.66 0.782
pV 0.296 0.0608
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
480 Hansa 0 Hansa Novakovic 2019EPSC...13.1671N HCM
480 Hansa 803 Hansa Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6494 0.0277 0.3760 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.66 0.782 0.782 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.296 0.0608 0.0608 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
14.04 MPC-2023-12-04 MPC-2023-12-04 Phot