1998 PP1

1998PP1, 1976 YD7, 1976YD7, 1999 XY166, 1999XY166, 25011, J76Y07D, J98P01P, J99XG6Y

All data for this body: [vot]

MPC data
Name (number) 1998 PP1 (25011)
a 3.24038
e 0.05573
i / sin(i) 9.4687 / 0.16451
q 3.05980
Q 3.42095
ω 104.7232
Node 289.6097
m 157.2062
n 0.1690
Epoch 2460800.5
nobs 4333
nopp 26
Years observed 1976-2025
rms 0.60
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.239
ep 0.040
sin(ip) 0.185
G 0.150
H 12.600
Mass
D 16.86 0.092
pV 0.077 0.0054
Value
Rotational Period 6.330
Period quality 2
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.2388 0.0396 0.1854 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.01 0.460 0.460 Masiero 2012ApJ...759L...8M NEATM
16.74 0.150 0.150 Masiero 2011ApJ...741...68M NEATM
17.13 0.120 0.120 Masiero 2014ApJ...791..121M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.070 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.076 0.0070 0.0070 Masiero 2011ApJ...741...68M NEATM
0.108 0.0170 0.0170 Masiero 2012ApJ...759L...8M 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
12.60 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
6.33436 2 Synodic Pal 2020ApJS..247...26P Lightcurve
6.33505 2 Sidereal Durech 2020A&A...643A..59D Model
6.33507 2 Sidereal Durech 2023A&A...675A..24D Model
6.336 2 Synodic Waszczak 2015AJ....150...75W Lightcurve