Asteroids

2015VQ64 help

Last update: 2024-04-23 14:44 UTC

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Apollo

Perihelion (q)

0.181

Aphelion (Q)

2.206

Eccentricity (e)

0.848

Inclination (i)

8.5

deg

Orbit period (P)

476.3

Earth MOID

0.08299

U parameter

8.6

Next Earth close approach

Date

2028-10-30

Nominal distance (from Earth center)

0.09457

14147609

Maximum Brightness

20.1

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

21.5

mag

Diameter

130 - 300*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2015-11-06

Observatory

Mt. Lemmon Survey

Orbit Visualiser

Click the button to start Orbit Visualiser

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

60400.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.193625

1-sigma variation

0.001317

Unit

Eccentricity (e)

Value

0.848414

1-sigma variation

0.000511

Unit

Inclination (i)

Value

8.5219

1-sigma variation

0.0056

Unit

Long. of Ascending Node (Ω)

Value

1.2789

1-sigma variation

0.0268

Unit

Arg. of Perihelion (ω)

Value

253.1641

1-sigma variation

0.0426

Unit

Mean Anomaly (M)

Value

204.11208

1-sigma variation

4.00116

Unit

Perihelion distance

Value

0.180937

1-sigma variation

Unit

Aphelion distance

Value

2.206312

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.559126

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.727779

1-sigma variation

Unit

MOID

Value

0.082987

1-sigma variation

Unit

Orbit Period

Value

476.3213

1-sigma variation

Unit

U parameter

Value

8.6

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.73435E-6	6.72325E-7	7.32581E-6	3.35790E-5	-5.54727E-5	-5.26932E-3
e	6.72325E-7	2.60936E-7	2.82725E-6	1.28903E-5	-2.14176E-5	-2.04267E-3
i	7.32581E-6	2.82725E-6	3.17366E-5	1.48949E-4	-2.39734E-4	-2.22575E-2
Ω	3.35790E-5	1.28903E-5	1.48949E-4	7.15877E-4	-1.12289E-3	-1.02021E-1
ω	-5.54727E-5	-2.14176E-5	-2.39734E-4	-1.12289E-3	1.81151E-3	1.68539E-1
M	-5.26932E-3	-2.04267E-3	-2.22575E-2	-1.02021E-1	1.68539E-1	1.60093E1

Date of computation: 2024-04-23 10:08 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

21.489

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

130 - 300*

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 ODIM	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

3079

Unit

Source

[1]

Normalized RMS of residuals

Value

0.310585

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2015-11-06.35751

Unit

Source

[2]

Last Observation

Value

2015-11-19.12914

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

64 (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

[3]

Last Observation

Value

Unit

Source

[3]

Delay (Discarded)

Value

0 (0)

Unit

Source

[1]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[1]

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

Sources

No.	Name	Additional
[1]	ESA ODIM	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 2015VQ64 from 1950 to 2124

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possibile distance in au	Distance uncert. in au
EARTH	1955-10-26 18:55	> 1 w	0.0962744	0.0797254	0.1957501
EARTH	1966-01-12 05:15	> 1 w	0.1466466	0.1371614	0.0994819
MERCURY	1968-10-08 11:59	> 1 w	0.0337720	0.0260576	0.3221500
EARTH	1968-11-04 04:45	> 1 w	0.1904384	0.0813403	0.2490522
MERCURY	1983-01-23 13:40	> 1 w	0.0396062	0.0200780	0.4017028
EARTH	1985-10-24 13:07	> 1 w	0.1378214	0.0813082	0.1983395
EARTH	1996-01-10 04:51	> 1 w	0.1798893	0.1361784	0.1139325
EARTH	1998-11-02 02:59	> 1 d	0.1350437	0.0821182	0.1238049
MERCURY	2006-08-01 11:25	> 1 d	0.0395969	0.0271267	0.1147125
EARTH	2009-01-18 00:29	> 1 d	0.1700575	0.1358439	0.0374883
EARTH	2015-10-23 05:53	< 1 min	0.1963541	0.1957718	0.0001941
EARTH	2028-10-30 06:16	> 1 d	0.0945709	0.0833814	0.0603248
EARTH	2039-01-16 18:51	> 1 w	0.1416743	0.1337149	0.0796806
MERCURY	2044-05-25 02:33	> 1 w	0.0309895	0.0280710	0.2176265
MERCURY	2058-09-09 19:32	> 1 w	0.0221187	0.0221011	0.0099305
EARTH	2058-10-29 08:50	> 1 w	0.0848499	0.0847342	0.0211027
EARTH	2069-01-15 01:21	> 1 mo	0.1327242	0.1324227	0.0520428
EARTH	2088-10-27 16:19	> 1 mo	0.0927107	0.0864607	0.5204739
MERCURY	2097-11-12 02:18	> 1 mo	0.0356150	0.0296892	2.1223874
EARTH	2099-01-14 03:04	> 1 mo	0.1352765	0.1309109	0.5654440
MERCURY	2112-02-28 07:42	> 1 mo	0.0349919	0.0236580	4.1520120
EARTH	2118-10-27 13:47	> 1 mo	0.1220885	0.0881442	2.2822272

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