Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.940697E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T18:07:22+0800
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    1 Object 1

    AOE ID 66740
    NORAD ID 66740
    Object Type PAYLOAD
    Country
    AR AR
    ← VS →

    2 Object 2

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

    Conjunction Constraints

    Parameter NUSAT-51 (YVONNE BRILL) HELIOS
    Time of Closest Approach 2026-10-16T13:05:18+0000
    Collision Probability (Pc) 4.940697E-6
    Conjunction Distance (km) 1.657 km
    Relative Speed (km/s) 15.085 km/s
    Conjunction Risk Parameters R (Radial): -1.614 | I (In-track): 0.057 | C (Cross-track): -0.366
    Collision Risk Index (CRI) 0.49
    X Position (km) 6668.446 6669.991
    Position Y (km) 370.88 371.337
    Position Z (km) -1665.849 -1666.233
    Velocity X (km/s) 1.873 -1.762
    Velocity Y (km/s) -0.908 -1.107
    Velocity Z (km/s) 7.32 -7.319

    Orbital Parameters 国际轨道数据源

    Parameter NUSAT-51 (YVONNE BRILL) HELIOS
    Semimajor Axis (a) 6879.576 km 6879.836 km
    Eccentricity (e) 0.000167 0.000280
    Inclination (i) 97.4106° 97.3860°
    RAAN 0.7428° 183.9735°
    Perigee Argument 309.4361° 302.1797°
    Mean Anomaly (M) 50.6727° 57.9167°
    Apogee 502.589 km 503.629 km
    Perigee 500.289 km 499.769 km
    Orbit Epoch 2026-10-15T22:56:40+0000 2026-10-15T10:58:54+0000

    NUSAT-51 (YVONNE BRILL) & HELIOS Collision Probability (Pc) Trend

    NUSAT-51 (YVONNE BRILL) & HELIOS Collision Probability (Pc) TrendNot Available

    NUSAT-51 (YVONNE BRILL) & HELIOS Miss Distance (Miss Distance) Trend

    NUSAT-51 (YVONNE BRILL) & HELIOS Miss Distance (Miss Distance) TrendNot Available

    NUSAT-51 (YVONNE BRILL)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HELIOSMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NUSAT-51 (YVONNE BRILL)Collision Probability Trend

    Object 1 Probability TrendNot Available

    HELIOSCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NUSAT-51 (YVONNE BRILL)

    No nearby objects data