Asteroids

671294 2014JO25 help

Last update: 2025-09-10 00:30 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.234

Aphelion (Q)

3.897

Eccentricity (e)

0.887

Inclination (i)

25.1

deg

Orbit period (P)

1084.3

Earth MOID

0.00561

U parameter

0.0

Next Earth close approach

Date

2091-04-22

Nominal distance (from Earth center)

0.03735

5586943

Maximum Brightness

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

17.9

mag

Diameter

700 - 1600*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2014-05-05

Observatory

Mt. Lemmon Survey

ORBIT VISUALISATION TOOLS

External links

Proper elements

Epoch

Near present day

Near middle of observation arc

Orbit properties

Epoch
Semimajor Axis
Eccentricity (e)
Inclination (i)
Long. of Ascending Node (Ω)
Arg. of Perihelion (ω)
Mean Anomaly (M)
Perihelion distance
Aphelion distance
Asc. Node-Earth Sep.
Desc. Node-Earth Sep.
MOID
Orbit Period
U parameter

Value

1-sigma variation

Unit

Epoch

Value

61000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

2.065582

1-sigma variation

4.177E-9

Unit

Eccentricity (e)

Value

0.886725

1-sigma variation

2.120E-8

Unit

Inclination (i)

Value

25.1479

1-sigma variation

6.561E-6

Unit

Long. of Ascending Node (Ω)

Value

30.2417

1-sigma variation

4.103E-7

Unit

Arg. of Perihelion (ω)

Value

49.9549

1-sigma variation

5.194E-6

Unit

Mean Anomaly (M)

Value

334.29408

1-sigma variation

3.165E-6

Unit

Perihelion distance

Value

0.233980

1-sigma variation

Unit

Aphelion distance

Value

3.897185

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.713872

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.021530

1-sigma variation

Unit

MOID

Value

0.005607

1-sigma variation

Unit

Orbit Period

Value

1084.3317

1-sigma variation

Unit

U parameter

Value

0.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.74484E-17	-2.10327E-17	4.00809E-15	-1.69876E-16	5.52908E-15	-1.28088E-14
e	-2.10327E-17	4.49287E-16	-9.56124E-14	-2.95462E-18	-1.09892E-13	-4.94264E-16
i	4.00809E-15	-9.56124E-14	4.30510E-11	-1.58483E-12	2.46263E-11	1.05267E-12
Ω	-1.69876E-16	-2.95462E-18	-1.58483E-12	1.68342E-13	-1.20635E-13	9.71384E-14
ω	5.52908E-15	-1.09892E-13	2.46263E-11	-1.20635E-13	2.69754E-11	-1.49362E-13
M	-1.28088E-14	-4.94264E-16	1.05267E-12	9.71384E-14	-1.49362E-13	1.00174E-11

Date of computation: 2025-09-10 00:30 UTC

Note: The ASCII file is in a format suitable for Orbfit input.

Download ASCII file:

Physical properties

Rotation Period
Quality
Amplitude
Rotation Direction
Spinvector L
Spinvector B

Rotational properties

Value

Unit

Source

Rotation Period

Value

Unit

Source

[-]

Quality

Value

Unit

Source

[-]

Amplitude

Value

Unit

mag

Source

[-]

Rotation Direction

Value

Unit

Source

[-]

Spinvector L

Value

Unit

Source

[-]

Spinvector B

Value

Unit

Source

[-]

Taxonomy
Taxonomy (all)

Taxonomy

Value

Unit

Source

Taxonomy

Value

Unit

Source

[-]

Taxonomy (all)

Value

Unit

Source

[-]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

17.869

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

700 - 1600*

Unit

Source

[2]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

Unit

mag

Source

[-]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Unit

Source

[-]

Download this part as:

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	Estimation	Estimated from absolute magnitude

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

4408

Unit

Source

[1]

Unobserved

Value

882

Unit

Source

[1]

Normalized RMS of residuals

Value

0.364412

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2011-05-16.25075

Unit

Source

[2]

Last Observation

Value

2023-06-10.307314

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

1816 (14)

Unit

Source

[1]

Radar Summary

First Observation
Last Observation
Delay (Discarded)
Doppler (Discarded)
Total Optical Observations (Discarded)

Radar

Value

Unit

Source

First Observation

Value

2017-04-15

Unit

Source

[3]

Last Observation

Value

2017-04-20

Unit

Source

[3]

Delay (Discarded)

Value

8 (0)

Unit

Source

[1]

Doppler (Discarded)

Value

3 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

11 (0)

Unit

Source

[1]

Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net
[3]	JPL Radar Observations	Jet Propulsion Laboratory: https://ssd.jpl.nasa.gov/dat/radar_data_ast.txt

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

Close Approaches for 671294 2014JO25 from 1950 to 2125

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
MERCURY	1960-08-07 09:44	< 1 min	0.0161373	0.0161371	0.0000001
EARTH	2014-04-27 08:11	< 1 s	0.1701464	0.1701463	0.0000001
EARTH	2017-04-19 12:23	< 1 s	0.0117518	0.0117518	0.0000000
EARTH	2020-04-12 15:46	< 1 s	0.1617279	0.1617277	0.0000001
EARTH	2091-04-22 19:42	< 1 min	0.0373464	0.0373443	0.0000007

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
54.65787671	106.40572365	0.00613254	MINIMUM
310.02987738	215.63795641	0.41682012	MINIMUM
3.02403626	348.66654109	0.76995150	SADDLE
1.61558065	163.13121584	1.23782669	SADDLE
180.92112401	155.25197932	2.95679297	SADDLE
179.37483558	334.87012169	4.83990514	MAXIMUM

Download:

MOID Plots

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