Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.311102E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-13T23:12:47+0800
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    1 Object 1

    Name HJS-9D
    AOE ID 68834
    NORAD ID 68834
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    Name HELIOS
    AOE ID 69021
    NORAD ID 69021
    Object Type PAYLOAD
    Country
    GR GR

    Conjunction Constraints

    Parameter HJS-9D HELIOS
    Time of Closest Approach 2026-10-14T15:05:17+0000
    Collision Probability (Pc) 1.311102E-6
    Conjunction Distance (km) 2.305 km
    Relative Speed (km/s) 6.983 km/s
    Conjunction Risk Parameters R (Radial): 2.269 | I (In-track): -0.355 | C (Cross-track): -0.191
    Collision Risk Index (CRI) 0.37
    X Position (km) 5479.363 5477.76
    Position Y (km) 832.288 832.179
    Position Z (km) 4079.462 4077.81
    Velocity X (km/s) 2.332 4.594
    Velocity Y (km/s) 5.838 -0.531
    Velocity Z (km/s) -4.292 -6.046

    Orbital Parameters 国际轨道数据源

    Parameter HJS-9D HELIOS
    Semimajor Axis (a) 6885.021 km 6879.952 km
    Eccentricity (e) 0.001553 0.000305
    Inclination (i) 54.9967° 97.3865°
    RAAN 225.8367° 181.2625°
    Perigee Argument 33.4277° 316.5910°
    Mean Anomaly (M) 326.7720° 43.5086°
    Apogee 517.576 km 503.917 km
    Perigee 496.192 km 499.713 km
    Orbit Epoch 2026-10-13T05:21:14+0000 2026-10-12T16:40:57+0000

    HJS-9D & HELIOS Collision Probability (Pc) Trend

    HJS-9D & HELIOS Collision Probability (Pc) TrendNot Available

    HJS-9D & HELIOS Miss Distance (Miss Distance) Trend

    HJS-9D & HELIOS Miss Distance (Miss Distance) TrendNot Available

    HJS-9DMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HELIOSMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HJS-9DCollision Probability Trend

    Object 1 Probability TrendNot Available

    HELIOSCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HJS-9D

    No nearby objects data