Asteroids

2014MR41 help

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

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Amor

Perihelion (q)

1.034

Aphelion (Q)

1.468

Eccentricity (e)

0.174

Inclination (i)

26.7

deg

Orbit period (P)

511.0

Earth MOID

0.06898

U parameter

9.0

Next Earth close approach

Date

2028-07-02

Nominal distance (from Earth center)

0.07049

10545210

Maximum Brightness

17.8

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

22.8

mag

Diameter

70 - 160*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2014-06-29

Observatory

Catalina Sky 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

1.250931

1-sigma variation

0.003500

Unit

Eccentricity (e)

Value

0.173541

1-sigma variation

0.002059

Unit

Inclination (i)

Value

26.6783

1-sigma variation

0.0973

Unit

Long. of Ascending Node (Ω)

Value

102.3965

1-sigma variation

0.0126

Unit

Arg. of Perihelion (ω)

Value

130.8537

1-sigma variation

0.2708

Unit

Mean Anomaly (M)

Value

81.38287

1-sigma variation

11.25370

Unit

Perihelion distance

Value

1.033843

1-sigma variation

Unit

Aphelion distance

Value

1.468018

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.385097

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.071397

1-sigma variation

Unit

MOID

Value

0.068981

1-sigma variation

Unit

Orbit Period

Value

511.0322

1-sigma variation

Unit

U parameter

Value

9.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.22528E-5	7.20817E-6	3.40679E-4	-4.39667E-5	9.47671E-4	-3.93924E-2
e	7.20817E-6	4.24051E-6	2.00421E-4	-2.58656E-5	5.57491E-4	-2.31741E-2
i	3.40679E-4	2.00421E-4	9.47279E-3	-1.22254E-3	2.63472E-2	-1.09528E0
Ω	-4.39667E-5	-2.58656E-5	-1.22254E-3	1.57779E-4	-3.40020E-3	1.41352E-1
ω	9.47671E-4	5.57491E-4	2.63472E-2	-3.40020E-3	7.33066E-2	-3.04675E0
M	-3.93924E-2	-2.31741E-2	-1.09528E0	1.41352E-1	-3.04675E0	1.26646E2

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

22.798

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

70 - 160*

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

Unit

Source

[1]

Unobserved

Value

4131

Unit

Source

[1]

Normalized RMS of residuals

Value

0.628714

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2014-06-29.31209

Unit

Source

[2]

Last Observation

Value

2014-07-06.42322

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

54 (0)

Unit

Source

[1]

Radar Summary

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

Radar

Value

Unit

Source

First Observation

Value

Unit

Source

[-]

Last Observation

Value

Unit

Source

[-]

Delay (Discarded)

Value

0 (0)

Unit

Source

[-]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[-]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[-]

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

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 2014MR41 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
EARTH	2000-07-06 22:22	> 1 w	0.1935433	0.0685590	0.2636181
EARTH	2007-07-05 22:34	> 1 d	0.1370129	0.0699349	0.1249688
EARTH	2014-07-04 07:39	< 1 min	0.0967746	0.0955732	0.0004005
EARTH	2021-07-03 03:44	> 1 d	0.0761692	0.0703977	0.0557153
EARTH	2028-07-02 06:04	> 1 w	0.0704904	0.0704494	0.0099828
EARTH	2035-07-02 10:47	> 1 w	0.0738074	0.0702731	0.1934184
EARTH	2042-07-01 12:09	> 1 w	0.0883706	0.0702106	0.6872059
EARTH	2049-06-30 09:08	> 1 mo	0.1197235	0.0699920	1.3976786
EARTH	2056-06-29 01:15	> 1 mo	0.1697139	0.0700175	2.0460380

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
40.06002750	178.18553059	0.07079583	MINIMUM
255.98908236	15.56688697	0.35362416	MINIMUM
320.61161953	83.23392319	0.48509657	SADDLE
148.53505831	286.72929541	0.69219701	SADDLE
349.42002817	300.36332576	1.98734008	SADDLE
195.53436578	147.45829485	2.45236756	MAXIMUM

Download:

MOID Plots

Click on the images to zoom-in and zoom-out