Ralpharvey

04517, 1975 SV, 1975SV, 1975 VJ2, 1975VJ2, 1977 DY4, 1977DY4, 1987 HZ, 1987HZ, J75S00V, J75V02J, J77D04Y, J87H00Z

All data for this body: [vot]

MPC data
Name (number) Ralpharvey (4517)
a 2.15733
e 0.17497
i / sin(i) 4.1941 / 0.07314
q 1.77986
Q 2.53479
ω 284.4965
Node 32.0637
m 274.4575
n 0.3110
Epoch 2460800.5
nobs 4848
nopp 27
Years observed 1971-2025
rms 0.63
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.158
ep 0.097
sin(ip) 0.065
G 0.150
H 13.450
Mass
D 3.44 0.430
pV 0.959 0.1520
Value
Rotational Period 3.000
Period quality 3
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1575 0.0967 0.0647 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.44 0.430 0.430 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.959 0.1520 0.1520 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
13.45 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.59901 2 Synodic Pal 2020ApJS..247...26P Lightcurve
3.6 3 Synodic Behrend LCDB Lightcurve
3.60065 3 Synodic Owings 2018MPBu...45..227O Lightcurve
3.601 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
3.601005 2 Sidereal Durech 2020A&A...643A..59D Model