1999 HP7

1999HP7, 1993 QJ6, 1993QJ6, 35764, J93Q06J, J99H07P

All data for this body: [vot]

MPC data
Name (number) 1999 HP7 (35764)
a 2.26701
e 0.06899
i / sin(i) 0.8398 / 0.01466
q 2.11060
Q 2.42342
ω 141.4376
Node 56.9714
m 242.0771
n 0.2888
Epoch 2460800.5
nobs 1990
nopp 21
Years observed 1990-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.266
ep 0.109
sin(ip) 0.002
G 0.150
H 15.800
Mass
D 2.30 0.693
pV 0.211 0.1505
Value
Rotational Period 22.510
Period quality 2
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2664 0.1086 0.0024 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.30 0.693 0.693 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.211 0.1505 0.1505 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
15.80 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
22.516 2 Sidereal Durech 2023A&A...675A..24D Model